2018 GMC Sierra 2500HD Fleet STANDARD EQUIPMENT

Transcription

1 2018 GMC Sierra 2500HD Fleet STANDARD EQUIPMENT S = Standard Equipment A = Available -- (dashes) = Not Available D = ADI Available = Included in Equipment Group = Included in Equipment Group but upgradeable *Indicates availability of feature on multiple models. For example, it indicates feature availability on 2WD and 4WD Models or Rear wheel drive and All-wheel drive Models. s listed in the shaded column titled are for internal use only and should not be ordered. AY0 Air bags, Crew Cab: single-stage frontal and thorax side-impact, driver and front passenger, and head curtain side-impact, front and rear outboard seating positions Double Cab and Regular Cab: Frontal Airbags- Driver single stage and Front Passenger dual-stage; Thorax side-impact, seat mounted, both driver and front passenger; Head-curtain front and rear outboard seating positions; Passenger Sensing System - Infant only suppression for passenger and passenger seat belt reminder status displayed on overhead console 1 - With (ZW9) pickup box delete on Double and Regular Cab you will get single-stage frontal and thorax side-impact, driver and front passenger, and head curtain side-impact, front and rear outboard seating positions. Always use safety belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information. S 1 S 1 S 1 C67 Air conditioning, single-zone S S -- Assist handle, front passenger and driver on A-pillars S S S IOB Audio system, 7" diagonal Color Touch Screen with GMC Infotainment System, AM/FM with USB ports, auxiliary jack, Bluetooth streaming audio for music and most phones, Pandora Internet radio and voice-activated technology for radio and phone S UQ3 6-speaker audio system S S S Bluetooth for phone, personal cell phone connectivity to vehicle audio system S S S K34 Cruise control, steering wheel-mounted S S S Instrumentation, 6-gauge cluster featuring speedometer, fuel level, engine temperature, tachometer, voltage and oil pressure S S S AU3 Door locks, power S S S A60 Tailgate, locking, utilizes same key as ignition and door 1 - Not available with (AQQ) Remote Keyless Entry. S BG9 Floor covering, Graphite-colored rubberized-vinyl S A -- UVC Rear Vision Camera 1 - Not included when (ZW9) pickup box delete is ordered. S 1 S 1 S 1 N33 Steering column, manual Tilt-Wheel S S -- TDM Teen Driver mode, a configurable feature that lets you activate customizable vehicle settings associated with a key fob, to encourage safe driving behavior. It can limit certain vehicle features, and it prevents certain safety systems from being turned off. An in-vehicle report gives you information on your teen's driving habits and helps you to continue to coach your new driver S S S Published August 18, 2017 Page 1

2 2018 GMC Sierra 2500HD Fleet STANDARD EQUIPMENT UJM Tire Pressure Monitoring System with Tire Fill Alert (does not apply to spare tire) S S S BWN CornerStep, rear bumper 1 - Requires (E63) pickup box. S 1 S 1 S 1 V46 Bumper, front chrome S S S VJH Bumper, rear chrome with bumper CornerSteps 1 - Requires (E63) pickup box. Capless Fuel Fill 1 - Requires gas engine and (E63) pickup box. S 1 S 1 S 1 S 1 S 1 S 1 Daytime Running Lamps, with automatic exterior lamp control S S S Door handles, Black S CTD Cargo tie downs (4), movable upper 1 - Not available with (ZW9) pickup box delete. S 1 S 1 S 1 V22 Grille surround, chrome S S S Headlamps, high intensity discharge (HID) projector-beam with GMC signature LED lighting S S S Lamps, cargo area, cab mounted with switch on center switch bank S S S E63 Pickup box S S S V76 Recovery hooks, front, frame-mounted, black S S S Tailgate and bed rail protection caps, top S S S SAF Tire carrier lock, keyed cylinder lock that utilizes same key as ignition and door 1 - Not included when (ZW9) pickup box delete or (9J4) rear bumper delete is ordered. S 1 S 1 S 1 QHQ Tires, LT245/75R17E all-season, blackwall S S -- PYN Wheels, 17" (43.2 cm) steel, includes 17" x 7.5" (43.2 cm x 19.1 cm) steel spare wheel. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered S A -- NZ4 Wheels, 17" x 7.5" (43.2 cm x 19.1 cm) full-size, steel spare. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered. 1 - Requires 17" wheels and tires. S 1 S 1 -- KG4 Alternator, 150 amps S S S Battery, heavy-duty 720 cold-cranking amps/80 Amp-hr, maintenance-free with rundown protection and retained accessory power S S S J95 Brakes, 4-wheel antilock, 4-wheel disc with DuraLife brake rotors S S S KC4 Cooling, external engine oil cooler S S S KNP Cooling, auxiliary external transmission oil cooler S S S G80 Differential, heavy-duty locking rear S S S Exhaust, aluminized stainless-steel muffler and tailpipe S S S Published August 18, 2017 Page 2

3 2018 GMC Sierra 2500HD Fleet STANDARD EQUIPMENT L96 Engine, Vortec 6.0L Variable Valve Timing V8 SFI, E85-compatible, FlexFuel, capable of running on unleaded or up to 85% ethanol (360 hp [ rpm, 380 lb-ft of torque [ rpm) 1 - Does not include E85 capability with (ZW9) pickup box delete. S 1 S 1 S 1 Frame, fully-boxed, hydroformed front section S S S G4A GEH C4M GT5 GVWR, 9300 lbs. (4218 kg) 1 - Requires Regular Cab model, (L96) Vortec 6.0L V8 SFI engine and 2WD. GVWR, 9500 lbs. (4309 kg) 1 - Requires (L96) Vortec 6.0L V8 SFI engine. Not available with TK25943 or TC25903 model. GVWR, 9900 lbs. (4490 kg) 1 - Requires Crew Cab TK25943 model and (L96) Vortec 6.0L V8 SFI engine or Regular Cab model and (L5P) Duramax 6.6L Turbo-Diesel V8 engine. Not available on 2WD Crew Cab models. 2 - Requires (L96) Vortec 6.0L V8 SFI engine on TK25943 models. Not available on 2WD Crew Cab models. Rear axle, 4.10 ratio 1 - Requires (L96) Vortec 6.0L V8 SFI engine. StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist S S 1 S 1 S 1 S 1 S 1 S 2 S 1 S 1 S 1 S S S Steering, Recirculating Ball with smart flow power steering system S S S Z85 Suspension Package, Handling/Trailering, heavy-duty includes 51mm twin tube shock absorbers and 33mm front stabilizer bar S S S JL1 Trailer brake controller, integrated 1 - Included with (PEF) Sierra Convenience Plus Package. Requires (Z82) trailering equipment, (ZW9) pickup box delete or (9J4) rear bumper delete. 2 - Standard with (E63) pickup box. A 1 S 2 S 2 MYD Transmission, 6-speed automatic, heavy-duty, electronically controlled with overdrive and tow/haul mode. Includes Cruise Grade Braking and Powertrain Grade Braking 1 - Requires (L96) Vortec 6.0L V8 SFI engine. S 1 S 1 S 1 Published August 18, 2017 Page 3

4 2018 GMC Sierra 2500HD Fleet EQUIPMENT GROUPS S = Standard Equipment A = Available -- (dashes) = Not Available D = ADI Available = Included in Equipment Group = Included in Equipment Group but upgradeable No deletions allowed to Equipment Groups. Additional options may be added; check ordering information section for compatibility. *Indicates availability of feature on multiple models. For example, it indicates feature availability on 2WD and 4WD Models or Rear wheel drive and All-wheel drive Models. s listed in the shaded column titled are for internal use only and should not be ordered. CJ2 Air conditioning, dual-zone automatic climate control, available on Crew Cab and Double Cab models 1 - Included and only available with (PCY) SLE Fleet Preferred Package or (PEH) HD SLE Preferred Plus Package. -- A 1 IO5 Audio system, 8" diagonal Color Touch Screen with GMC Infotainment System, AM/FM/SiriusXM, HD Radio with USB ports, auxiliary jack, Bluetooth streaming audio for music and most phones, Pandora Internet radio and voice-activated technology for radio and phone 1 - Upgradeable to (IO6) 8" Diagonal Color Touch audio system with Navigation and GMC Infotainment System TG5 Single-slot CD/MP3 player 1 - On Crew Cab replaced by (U42) rear seat DVD/Blu-Ray Entertainment Package when (U42) is ordered U2K SiriusXM Satellite Radio is standard on nearly all 2018 GM models. Enjoy a 3-month All Access trial subscription with over 150 channels including commercial-free music, plus sports, news and entertainment. Plus listening on the app and online is included, so you'll hear the best SiriusXM has to offer, anywhere life takes you. Welcome to the world of SiriusXM. 1 - Requires (UE1) OnStar. If you decide to continue service after your trial, the subscription plan you choose will automatically renew thereafter and you will be charged according to your chosen payment method at then-current rates. Fees and taxes apply. To cancel you must call us at See our Customer Agreement for complete terms at All fees and programming subject to change If you decide to continue service after your trial, the subscription plan you choose will automatically renew thereafter and you will be charged according to your chosen payment method at then-current rates. Fees and taxes apply. To cancel you must call us at See our Customer Agreement for complete terms at All fees and programming subject to change.. A U2L Radio, HD -- UDC Driver Information Center, 3.5-inch diagonal monochromatic display, provides warning messages and basic vehicle information UDD Driver Information Center, 4.2-inch diagonal color display, includes driver personalization, warning messages and vehicle information -- C49 BTV Defogger, rear-window electric 1 - Included with (PCY) SLE Fleet Preferred Package, (PCV) SLE Fleet Convenience Package or (PEH) HD SLE Preferred Plus Package. Remote vehicle starter system 1 - Included with (PEH) HD SLE Preferred Plus Package. A A 1 -- A 1 Published August 18, 2017 Page 4

5 2018 GMC Sierra 2500HD Fleet EQUIPMENT GROUPS AQQ Remote Keyless Entry 1 - Included and only available with (PCR) Sierra Fleet Convenience Package or (PEF) Sierra Convenience Plus Package. A 1 A91 Remote Locking Tailgate 1 - Included and only available with (AQQ) Remote Keyless Entry, (PCR) Sierra Fleet Convenience Package or (PEF) Sierra Convenience Plus Package. A 1 B30 Floor covering, color-keyed carpeting A B32 B33 Floor mats, rubberized-vinyl front 1 - Included and only available with (B30) color-keyed carpeting. Not available with (BG9) graphite-colored rubberized-vinyl floor covering. Floor mats, rubberized-vinyl rear for Crew Cab and Double Cab models only 1 - Included and only available with (B30) color-keyed carpeting. Not available with (BG9) graphite-colored rubberized-vinyl floor covering. A 1 -- A 1 -- B58 Floor mats, color-keyed carpeted first and second row DD8 Mirror, inside rearview auto-dimming 1 - Included and only available with (DPN) outside heated power-adjustable trailering mirrors. A 1 A 1 UE1 OnStar Guidance Plan for 6 months, including Automatic Crash Response, Stolen Vehicle Assistance, Roadside Assistance, Turn-by-Turn Navigation, Advanced Diagnostics and more (trial excludes Hands- Calling minutes) 1 - Included with (PEF) Sierra Convenience Plus Package. Retail orders receive a Limited Trial Service. Visit onstar.com for coverage map, details and system limitations. Services vary by model. OnStar acts as a link to existing emergency service providers. Not all vehicles may transmit all crash data. 2 - Retail orders receive a Limited Trial Service. Visit onstar.com for coverage map, details and system limitations. Services vary by model. OnStar acts as a link to existing emergency service providers. Not all vehicles may transmit all crash data. A VV4 JF4 OnStar 4G LTE and available built-in Wi-Fi hotspot offers a fast and reliable Internet connection for up to 7 devices; includes data trial for 3 months or 3GB (whichever comes first) 1 - Included and only available with (UE1) OnStar. Included with (PEF) Sierra Convenience Plus Package. Available Wi-Fi requires compatible mobile device, active OnStar service and data plan. Data plans provided by AT&T. Visit onstar.com for details and system limitations. 2 - Available Wi-Fi requires compatible mobile device, active OnStar service and data plan. Data plans provided by AT&T. Visit onstar.com for details and system limitations. Pedals, power-adjustable for Crew Cab and Double Cab models 1 - Included and only available with (PCV) SLE Fleet Convenience Package. A A 1 KI4 Power outlet, 110-volt AC 1 - Included with (PEF) Sierra Convenience Plus Package. 2 - Included with (PCY) SLE Fleet Preferred Package or (PEH) HD SLE Preferred Plus Package. A 1 A 2 Published August 18, 2017 Page 5

6 2018 GMC Sierra 2500HD Fleet EQUIPMENT GROUPS AE7 Seats, front 40/20/40 split-bench, 3-passenger, driver and front passenger recline with outboard head restraints and center fold-down armrest with storage. Vinyl has fixed lumbar and cloth has manually adjustable driver lumbar AZ3 Seats, front 40/20/40 split-bench, 3-passenger. Includes driver and front passenger recline with outboard head restraints and center fold-down armrest with storage. Includes manually adjustable driver lumbar, lockable storage compartment in seat cushion, and storage pockets 1 - Includes (AG1) driver 10-way power seat-adjuster and requires (H2R) Dark Ash or (H0U) Jet Black interior trim. Not Available with (H0U) Jet Black interior trim on Double Cab. 2 - Upgradeable to (A95) front bucket cloth seats. A B3F Seats, front 40/20/40 leather-appointed split-bench, 3-passenger with (KA1) heated seat cushions and seat backs. Includes 10-way power driver and front passenger seat adjusters, including driver/front passenger power recline, driver/front passenger power lumbar, 2-position driver memory and adjustable outboard head restraints. 1 - Upgradeable to (AN3) front full-feature leather-appointed bucket seats AM7 Seat, rear full-width folding bench, 3-passenger (includes child seat top tether anchor) 1 - Requires Double Cab models A68 Seat, rear 60/40 folding bench (folds up), 3-passenger, (includes child seat top tether anchor) 1 - Requires Crew Cab models. 2 - Requires Crew Cab or Double Cab models. 1 2 KA1 Seating, heated driver and front passenger, available on Crew Cab and Double Cab models. 1 - Requires (AZ3) front 40/20/40 split-bench cloth seat and (AG1) 10-way power driver seat. Included with (A95) front bucket cloth seat or leather (AZ3) 40/20/40 split-bench seat. -- A 1 NP5 Steering wheel, leather-wrapped with audio and cruise controls -- UK3 Steering wheel audio controls -- NK5 Steering wheel, base N37 Steering column, manual Tilt-Wheel and telescoping 1 - Requires (AG1) driver 10-way power seat adjuster or (A95) front cloth bucket seats and (KI4) 110-volt power outlet. Included with (PEH) HD SLE Preferred Plus Package. -- A 1 UTJ UG1 Theft-deterrent system, unauthorized entry 1 - Included and only available with (BTV) Remote Vehicle Starter system. Universal Home Remote 1 - Requires Crew Cab or Double Cab model. Included and only available with (PCV) SLE Fleet Convenience Package or (PEH) HD SLE Preferred Plus Package. Not available with (TRW) provision for cab roof-mounted lamp or (VYU) Snow Plow Prep Package. 2 - Not included when (TRW) provision for cab roof-mounted lamp or (VYU) Snow Plow Prep Package are ordered. -- A 1 -- A 1 2 DH6 Visors, driver and front passenger illuminated vanity mirrors -- Published August 18, 2017 Page 6

7 2018 GMC Sierra 2500HD Fleet EQUIPMENT GROUPS A31 Windows, power with driver express up and down and express down on all other windows 1 - Standard on Crew Cab and Double Cab. On Regular Cab, Included and only available with (PCR) Sierra Fleet Convenience Package. A 1 D75 Door handles, body-color 1 - Included and only available with (GAT) All Terrain HD Package. -- A 1 E20 Door handles, chrome T3U AKO UF2 Fog lamps, front, halogen 1 - Included with (PCY) SLE Fleet Preferred Package or (PEH) HD SLE Preferred Plus Package. Glass, deep-tinted 1 - Included with (PEF) Sierra Convenience Plus Package. LED Lighting, cargo box with switch on center switch bank 1 - Requires (E63) pickup box. Included with (PEF) Sierra Convenience Plus Package. 2 - Deleted when (ZW9) pickup box delete is ordered. -- A 1 A 1 A DE2 Mirrors, outside manual, Black DL8 DL3 DP6 Mirrors, outside heated power-adjustable, (includes driver's side spotter mirror) 1 - Black, Included and only available with (PCR) Sierra Fleet Convenience Package. 2 - Body-color. Mirrors, outside chrome cap, heated power-adjustable, power-folding and driver-side auto-dimming, with integrated turn signal indicators and puddle lamps (includes driver's side spotter mirror) Mirror caps, body-color 1 - Included and only available with (GAT) All Terrain Package and mirror caps will be Black. A A 1 DP9 Mirror caps, chrome B86 Moldings, bodyside, body color 1 - Included and only available with (GAT) All Terrain HD Package. -- A 1 B85 Moldings, bodyside, chrome PPA Tailgate, EZ-Lift and Lower -- QWF Tires, LT265/70R18E all-season, blackwall A A PYQ Wheels, 17" (43.2 cm) machined aluminum, includes 17" x 7.5" (43.2 cm x 19.1 cm) steel spare wheel. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered. 1 - Upgradeable to (PYT) 18" (45.7 cm) painted steel wheels, (PYR) 18" (45.7 cm) chromed aluminum wheels or (PYU) 20" 5-spoke polished aluminum wheels. A 1 -- PYR Wheels, 18" (45.7 cm) chromed aluminum, includes 18" x 8" (45.7 cm x 20.3 cm) steel spare wheel. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered. 1 - Upgradeable to (PYU) 20" (50.8 cm) polished aluminum wheels. -- A 1 Published August 18, 2017 Page 7

8 2018 GMC Sierra 2500HD Fleet EQUIPMENT GROUPS N79 Wheel, 18" x 8" (45.7 cm x 20.3 cm) full-size, steel spare. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered. 1 - Requires 18" or 20" wheels and tires. A 1 A 1 1 B1J Wheelhouse liners, rear 1 - Requires Crew Cab or Double Cab model. Deleted when (ZW9) pickup box delete is ordered K47 Air cleaner, high-capacity NV8 Steering, Digital Steering Assist 1 - Requires Crew Cab model or Double Cab model equipped with (L5P) Duramax 6.6L Turbo-Diesel V8 engine Z82 Trailering equipment Trailering hitch platform 2.5" with a 2.0" insert for HD, 7-wire harness with independent fused trailering circuits mated to a 7-way sealed connector to hook up parking lamps, backup lamps, right and left turn signals, an electric brake lead, battery and a ground, The trailer connector also includes the 4-way for use on trailers without brakes - park, brake/turn lamps 1 - Included with (PEF) Sierra Convenience Plus Package. Not available with (ZW9) pickup box delete or (9J4) rear bumper delete is ordered. 2 - Deleted when (ZW9) pickup box delete or (9J4) rear bumper delete is ordered. A NQG Transfer case, with floor-mounted shifter 1 - Included with 4WD models only NQF Transfer case, electronic shift with rotary dial controls 1 - Requires 4WD models. A Published August 18, 2017 Page 8

9 2018 GMC Sierra 2500HD Fleet EQUIPMENT GROUPS S = Standard Equipment A = Available -- (dashes) = Not Available D = ADI Available = Included in Equipment Group = Included in Equipment Group but upgradeable No deletions allowed to Equipment Groups. Additional options may be added; check ordering information section for compatibility. *Indicates availability of feature on multiple models. For example, it indicates feature availability on 2WD and 4WD Models or Rear wheel drive and All-wheel drive Models. s listed in the shaded column titled are for internal use only and should not be ordered. CJ2 Air conditioning, dual-zone automatic climate control, available on Crew Cab and Double Cab models 1 - Included and only available with (PCY) SLE Fleet Preferred Package or (PEH) HD SLE Preferred Plus Package. -- A 1 IO5 Audio system, 8" diagonal Color Touch Screen with GMC Infotainment System, AM/FM/SiriusXM, HD Radio with USB ports, auxiliary jack, Bluetooth streaming audio for music and most phones, Pandora Internet radio and voice-activated technology for radio and phone 1 - Upgradeable to (IO6) 8" Diagonal Color Touch audio system with Navigation and GMC Infotainment System TG5 Single-slot CD/MP3 player 1 - On Crew Cab replaced by (U42) rear seat DVD/Blu-Ray Entertainment Package when (U42) is ordered U2K SiriusXM Satellite Radio is standard on nearly all 2018 GM models. Enjoy a 3-month All Access trial subscription with over 150 channels including commercial-free music, plus sports, news and entertainment. Plus listening on the app and online is included, so you'll hear the best SiriusXM has to offer, anywhere life takes you. Welcome to the world of SiriusXM. 1 - Requires (UE1) OnStar. If you decide to continue service after your trial, the subscription plan you choose will automatically renew thereafter and you will be charged according to your chosen payment method at then-current rates. Fees and taxes apply. To cancel you must call us at See our Customer Agreement for complete terms at All fees and programming subject to change If you decide to continue service after your trial, the subscription plan you choose will automatically renew thereafter and you will be charged according to your chosen payment method at then-current rates. Fees and taxes apply. To cancel you must call us at See our Customer Agreement for complete terms at All fees and programming subject to change.. A U2L Radio, HD -- UDC Driver Information Center, 3.5-inch diagonal monochromatic display, provides warning messages and basic vehicle information UDD Driver Information Center, 4.2-inch diagonal color display, includes driver personalization, warning messages and vehicle information -- C49 BTV Defogger, rear-window electric 1 - Included with (PCY) SLE Fleet Preferred Package, (PCV) SLE Fleet Convenience Package or (PEH) HD SLE Preferred Plus Package. Remote vehicle starter system 1 - Included with (PEH) HD SLE Preferred Plus Package. A A 1 -- A 1 Published August 18, 2017 Page 9

10 2018 GMC Sierra 2500HD Fleet EQUIPMENT GROUPS AQQ Remote Keyless Entry 1 - Included and only available with (PCR) Sierra Fleet Convenience Package or (PEF) Sierra Convenience Plus Package. A 1 A91 Remote Locking Tailgate 1 - Included and only available with (AQQ) Remote Keyless Entry, (PCR) Sierra Fleet Convenience Package or (PEF) Sierra Convenience Plus Package. A 1 B30 Floor covering, color-keyed carpeting A B32 B33 Floor mats, rubberized-vinyl front 1 - Included and only available with (B30) color-keyed carpeting. Not available with (BG9) graphite-colored rubberized-vinyl floor covering. Floor mats, rubberized-vinyl rear for Crew Cab and Double Cab models only 1 - Included and only available with (B30) color-keyed carpeting. Not available with (BG9) graphite-colored rubberized-vinyl floor covering. A 1 -- A 1 -- B58 Floor mats, color-keyed carpeted first and second row DD8 Mirror, inside rearview auto-dimming 1 - Included and only available with (DPN) outside heated power-adjustable trailering mirrors. A 1 A 1 UE1 OnStar Guidance Plan for 6 months, including Automatic Crash Response, Stolen Vehicle Assistance, Roadside Assistance, Turn-by-Turn Navigation, Advanced Diagnostics and more (trial excludes Hands- Calling minutes) 1 - Included with (PEF) Sierra Convenience Plus Package. Retail orders receive a Limited Trial Service. Visit onstar.com for coverage map, details and system limitations. Services vary by model. OnStar acts as a link to existing emergency service providers. Not all vehicles may transmit all crash data. 2 - Retail orders receive a Limited Trial Service. Visit onstar.com for coverage map, details and system limitations. Services vary by model. OnStar acts as a link to existing emergency service providers. Not all vehicles may transmit all crash data. A VV4 JF4 OnStar 4G LTE and available built-in Wi-Fi hotspot offers a fast and reliable Internet connection for up to 7 devices; includes data trial for 3 months or 3GB (whichever comes first) 1 - Included and only available with (UE1) OnStar. Included with (PEF) Sierra Convenience Plus Package. Available Wi-Fi requires compatible mobile device, active OnStar service and data plan. Data plans provided by AT&T. Visit onstar.com for details and system limitations. 2 - Available Wi-Fi requires compatible mobile device, active OnStar service and data plan. Data plans provided by AT&T. Visit onstar.com for details and system limitations. Pedals, power-adjustable for Crew Cab and Double Cab models 1 - Included and only available with (PCV) SLE Fleet Convenience Package. A A 1 KI4 Power outlet, 110-volt AC 1 - Included with (PEF) Sierra Convenience Plus Package. 2 - Included with (PCY) SLE Fleet Preferred Package or (PEH) HD SLE Preferred Plus Package. A 1 A 2 Published August 18, 2017 Page 10

11 2018 GMC Sierra 2500HD Fleet EQUIPMENT GROUPS AE7 Seats, front 40/20/40 split-bench, 3-passenger, driver and front passenger recline with outboard head restraints and center fold-down armrest with storage. Vinyl has fixed lumbar and cloth has manually adjustable driver lumbar AZ3 Seats, front 40/20/40 split-bench, 3-passenger. Includes driver and front passenger recline with outboard head restraints and center fold-down armrest with storage. Includes manually adjustable driver lumbar, lockable storage compartment in seat cushion, and storage pockets 1 - Includes (AG1) driver 10-way power seat-adjuster and requires (H2R) Dark Ash or (H0U) Jet Black interior trim. Not Available with (H0U) Jet Black interior trim on Double Cab. 2 - Upgradeable to (A95) front bucket cloth seats. A B3F Seats, front 40/20/40 leather-appointed split-bench, 3-passenger with (KA1) heated seat cushions and seat backs. Includes 10-way power driver and front passenger seat adjusters, including driver/front passenger power recline, driver/front passenger power lumbar, 2-position driver memory and adjustable outboard head restraints. 1 - Upgradeable to (AN3) front full-feature leather-appointed bucket seats AM7 Seat, rear full-width folding bench, 3-passenger (includes child seat top tether anchor) 1 - Requires Double Cab models A68 Seat, rear 60/40 folding bench (folds up), 3-passenger, (includes child seat top tether anchor) 1 - Requires Crew Cab models. 2 - Requires Crew Cab or Double Cab models. 1 2 KA1 Seating, heated driver and front passenger, available on Crew Cab and Double Cab models. 1 - Requires (AZ3) front 40/20/40 split-bench cloth seat and (AG1) 10-way power driver seat. Included with (A95) front bucket cloth seat or leather (AZ3) 40/20/40 split-bench seat. -- A 1 NP5 Steering wheel, leather-wrapped with audio and cruise controls -- UK3 Steering wheel audio controls -- NK5 Steering wheel, base N37 Steering column, manual Tilt-Wheel and telescoping 1 - Requires (AG1) driver 10-way power seat adjuster or (A95) front cloth bucket seats and (KI4) 110-volt power outlet. Included with (PEH) HD SLE Preferred Plus Package. -- A 1 UTJ UG1 Theft-deterrent system, unauthorized entry 1 - Included and only available with (BTV) Remote Vehicle Starter system. Universal Home Remote 1 - Requires Crew Cab or Double Cab model. Included and only available with (PCV) SLE Fleet Convenience Package or (PEH) HD SLE Preferred Plus Package. Not available with (TRW) provision for cab roof-mounted lamp or (VYU) Snow Plow Prep Package. 2 - Not included when (TRW) provision for cab roof-mounted lamp or (VYU) Snow Plow Prep Package are ordered. -- A 1 -- A 1 2 DH6 Visors, driver and front passenger illuminated vanity mirrors -- Published August 18, 2017 Page 11

12 2018 GMC Sierra 2500HD Fleet EQUIPMENT GROUPS A31 Windows, power with driver express up and down and express down on all other windows 1 - Standard on Crew Cab and Double Cab. On Regular Cab, Included and only available with (PCR) Sierra Fleet Convenience Package. A 1 D75 Door handles, body-color 1 - Included and only available with (GAT) All Terrain HD Package. -- A 1 E20 Door handles, chrome T3U AKO UF2 Fog lamps, front, halogen 1 - Included with (PCY) SLE Fleet Preferred Package or (PEH) HD SLE Preferred Plus Package. Glass, deep-tinted 1 - Included with (PEF) Sierra Convenience Plus Package. LED Lighting, cargo box with switch on center switch bank 1 - Requires (E63) pickup box. Included with (PEF) Sierra Convenience Plus Package. 2 - Deleted when (ZW9) pickup box delete is ordered. -- A 1 A 1 A DE2 Mirrors, outside manual, Black DL8 DL3 DP6 Mirrors, outside heated power-adjustable, (includes driver's side spotter mirror) 1 - Black, Included and only available with (PCR) Sierra Fleet Convenience Package. 2 - Body-color. Mirrors, outside chrome cap, heated power-adjustable, power-folding and driver-side auto-dimming, with integrated turn signal indicators and puddle lamps (includes driver's side spotter mirror) Mirror caps, body-color 1 - Included and only available with (GAT) All Terrain Package and mirror caps will be Black. A A 1 DP9 Mirror caps, chrome B86 Moldings, bodyside, body color 1 - Included and only available with (GAT) All Terrain HD Package. -- A 1 B85 Moldings, bodyside, chrome PPA Tailgate, EZ-Lift and Lower -- QWF Tires, LT265/70R18E all-season, blackwall A A PYQ Wheels, 17" (43.2 cm) machined aluminum, includes 17" x 7.5" (43.2 cm x 19.1 cm) steel spare wheel. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered. 1 - Upgradeable to (PYT) 18" (45.7 cm) painted steel wheels, (PYR) 18" (45.7 cm) chromed aluminum wheels or (PYU) 20" 5-spoke polished aluminum wheels. A 1 -- PYR Wheels, 18" (45.7 cm) chromed aluminum, includes 18" x 8" (45.7 cm x 20.3 cm) steel spare wheel. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered. 1 - Upgradeable to (PYU) 20" (50.8 cm) polished aluminum wheels. -- A 1 Published August 18, 2017 Page 12

13 2018 GMC Sierra 2500HD Fleet EQUIPMENT GROUPS N79 Wheel, 18" x 8" (45.7 cm x 20.3 cm) full-size, steel spare. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered. 1 - Requires 18" or 20" wheels and tires. A 1 A 1 1 B1J Wheelhouse liners, rear 1 - Requires Crew Cab or Double Cab model. Deleted when (ZW9) pickup box delete is ordered K47 Air cleaner, high-capacity NV8 Steering, Digital Steering Assist 1 - Requires Crew Cab model or Double Cab model equipped with (L5P) Duramax 6.6L Turbo-Diesel V8 engine Z82 Trailering equipment Trailering hitch platform 2.5" with a 2.0" insert for HD, 7-wire harness with independent fused trailering circuits mated to a 7-way sealed connector to hook up parking lamps, backup lamps, right and left turn signals, an electric brake lead, battery and a ground, The trailer connector also includes the 4-way for use on trailers without brakes - park, brake/turn lamps 1 - Included with (PEF) Sierra Convenience Plus Package. Not available with (ZW9) pickup box delete or (9J4) rear bumper delete is ordered. 2 - Deleted when (ZW9) pickup box delete or (9J4) rear bumper delete is ordered. A NQG Transfer case, with floor-mounted shifter 1 - Included with 4WD models only NQF Transfer case, electronic shift with rotary dial controls 1 - Requires 4WD models. A ADDITIONAL OPTIONS PCR Sierra Fleet Convenience Package, includes (DL8) outside heated power-adjustable mirrors, (A91) remote locking tailgate and (AQQ) Remote Keyless Entry. Regular Cab also includes (A31) power windows 1 - Upgradeable to (DPN) Mirror. Not available with (DF2) Mirror. If (ZW9) pickup box delete is ordered (A91) remote locking tailgate will not be included. A PEF Sierra Convenience Plus Package, includes (DPN) outside heated power-adjustable trailering mirrors, (AQQ) Remote Keyless Entry, (A91) remote locking tailgate, (KI4) 110-volt power outlet, (UF2) LED cargo box lighting, (AKO) deep-tinted glass, (UE1) OnStar, (VV4) OnStar with 4G LTE, and (Z82) Trailering equipment 1 - Requires Crew Cab models. Not available with (PCR) Sierra Fleet Convenience Package, (ZW9) pickup box delete or (L5P) Duramax 6.6L Turbo-Diesel V8 engine. No changes or substitutions to the included Sierra Convenience Plus Package equipment will be allowed unless noted above. A Published August 18, 2017 Page 13

14 2018 GMC Sierra 2500HD Fleet EQUIPMENT GROUPS ADDITIONAL OPTIONS PCV SLE Fleet Convenience Package for Crew Cab and Double Cab, includes (UG1) Universal Home Remote, (JF4) adjustable power pedals, (A48) sliding rear window and (C49) rear-window defogger 1 - When (TRW) provision for cab roof-mounted lamp or (VYU) Snow Plow Prep Package are ordered (UG1) Universal Home Remote and (A48) sliding rear window will not be included. -- A 1 -- PCY SLE Fleet Preferred Package, includes (AG1) driver 10-way power seat adjuster when ordered with (AZ3) front 40/20/40 split-bench seat, (T3U) front fog lamps, (C49) rear-window defogger and (KI4) 110-volt power outlet; Crew Cab and Double Cab also include (CJ2) dual-zone climate control -- A -- PEH HD SLE Preferred Plus Package, includes (AG1) driver 10-way power seat adjuster when ordered with (AZ3) front 40/20/40 split-bench seat only, (BTV) Remote Vehicle Starter system, (T3U) front fog lamps, (C49) rear window defogger, (CJ2) dual-zone automatic climate control, (UG1) Universal Home Remote, (N37) manual tilt and telescoping steering wheel, (KI4) 110-volt power outlet, (DPN) outside heated power-adjustable trailering mirrors, (CGN) spray-on bedliner and (RIA) all-weather floor liner, LPO. 1 - Requires Crew Cab or Double Cab models. When (TRW) provision for cab roof-mounted lamp or (VYU) Snow Plow Prep Package are ordered, (UG1) Universal Home Remote will not be included. Not available with (PCY) SLE Fleet Preferred Package, (PDL) Cargo Convenience Package, LPO, (BG9) graphite-colored rubberized-vinyl floor covering, (ZW9) pickup box delete or (L5P) Duramax 6.6L Turbo-Diesel V8 engine. No changes or substitutions to the included HD SLE Preferred Plus Package equipment will be allowed unless noted above. -- A 1 -- Y65 Driver Alert Package, includes (UFL) Lane Departure Warning, (UEU) Forward Collision Alert, Safety Alert Seat and (UD5) Front and Rear Park Assist 1 - Requires Regular Cab model, (H0U) Jet Black cloth interior trim, (N37) manual Tilt-Wheel and telescoping steering column, and (PCY) SLE Fleet Preferred Package. Not available with (ZW9) pickup box delete or (9J4) rear bumper delete. 2 - Requires (UVD) heated steering wheel. Requires (KQV) heated and ventilated driver and front passenger seating, (AN3) front full-feature leather-appointed bucket seats and (H3A), (H3B) or (H3C) interior trim. Not available with (ZW9) pickup box delete or (9J4) rear bumper delete. -- A 1 A 2 IO6 Audio system, 8" diagonal Color Touch Screen Navigation with GMC Infotainment System, AM/FM/SiriusXM, HD Radio with USB ports, auxiliary jack, Bluetooth streaming audio for music and most phones, Pandora Internet radio and voice-activated technology for radio and phone 1 - Included with (PDR) 2500HD SLT Gas Premium Plus Package or (PCH) Duramax Plus Package. -- A A 1 Published August 18, 2017 Page 14

15 2018 GMC Sierra 2500HD Fleet EQUIPMENT GROUPS ADDITIONAL OPTIONS U2K SiriusXM Satellite Radio is standard on nearly all 2018 GM models. Enjoy a 3-month All Access trial subscription with over 150 channels including commercial-free music, plus sports, news and entertainment. Plus listening on the app and online is included, so you'll hear the best SiriusXM has to offer, anywhere life takes you. Welcome to the world of SiriusXM. 1 - Requires (UE1) OnStar. If you decide to continue service after your trial, the subscription plan you choose will automatically renew thereafter and you will be charged according to your chosen payment method at then-current rates. Fees and taxes apply. To cancel you must call us at See our Customer Agreement for complete terms at All fees and programming subject to change If you decide to continue service after your trial, the subscription plan you choose will automatically renew thereafter and you will be charged according to your chosen payment method at then-current rates. Fees and taxes apply. To cancel you must call us at See our Customer Agreement for complete terms at All fees and programming subject to change.. A UQA Bose Sound with 6 speaker system, (7 speaker system including subwoofer when ordered with bucket seats). 1 - Requires Crew Cab or Double Cab and (KI4) 110-volt power outlet. 2 - Included with (PDR) 2500HD SLT Gas Premium Plus Package, (PCH) Duramax Plus Package or (GAT) All Terrain HD Package. -- A 1 A 2 C49 Defogger, rear-window electric 1 - Included with (PCY) SLE Fleet Preferred Package, (PCV) SLE Fleet Convenience Package or (PEH) HD SLE Preferred Plus Package. A A 1 U42 Entertainment Package, rear seat DVD/Blu-Ray player with 9.2 inch LCD display, 2 sets of wireless headphones and A/V remote control 1 - Requires Crew Cab model, (AN3) front bucket seats and (UQA) Bose premium audio system. Replaces (TG5) single-slot CD/MP3 player A 1 BTV Remote vehicle starter system 1 - Included with (PEH) HD SLE Preferred Plus Package. -- A 1 BG9 Floor covering, Graphite-colored rubberized-vinyl S A -- B30 Floor covering, color-keyed carpeting A B32 B33 Floor mats, rubberized-vinyl front 1 - Included and only available with (B30) color-keyed carpeting. Not available with (BG9) graphite-colored rubberized-vinyl floor covering. Floor mats, rubberized-vinyl rear for Crew Cab and Double Cab models only 1 - Included and only available with (B30) color-keyed carpeting. Not available with (BG9) graphite-colored rubberized-vinyl floor covering. A 1 -- A 1 -- Published August 18, 2017 Page 15

16 2018 GMC Sierra 2500HD Fleet EQUIPMENT GROUPS ADDITIONAL OPTIONS UE1 OnStar Guidance Plan for 6 months, including Automatic Crash Response, Stolen Vehicle Assistance, Roadside Assistance, Turn-by-Turn Navigation, Advanced Diagnostics and more (trial excludes Hands- Calling minutes) 1 - Included with (PEF) Sierra Convenience Plus Package. Retail orders receive a Limited Trial Service. Visit onstar.com for coverage map, details and system limitations. Services vary by model. OnStar acts as a link to existing emergency service providers. Not all vehicles may transmit all crash data. 2 - Retail orders receive a Limited Trial Service. Visit onstar.com for coverage map, details and system limitations. Services vary by model. OnStar acts as a link to existing emergency service providers. Not all vehicles may transmit all crash data. A KI4 Power outlet, 110-volt AC 1 - Included with (PEF) Sierra Convenience Plus Package. 2 - Included with (PCY) SLE Fleet Preferred Package or (PEH) HD SLE Preferred Plus Package. A 1 A 2 AZ3 Seats, front 40/20/40 split-bench, 3-passenger. Includes driver and front passenger recline with outboard head restraints and center fold-down armrest with storage. Includes manually adjustable driver lumbar, lockable storage compartment in seat cushion, and storage pockets 1 - Includes (AG1) driver 10-way power seat-adjuster and requires (H2R) Dark Ash or (H0U) Jet Black interior trim. Not Available with (H0U) Jet Black interior trim on Double Cab. 2 - Upgradeable to (A95) front bucket cloth seats. A Seats, front 40/20/40 split-bench, leather-appointed with (KA1) heated driver and front passenger seating and Jet Black interior trim 1 - Requires (AZ3) 40/20/40 split bench front seat and (H1Y) Jet Black leather appointed interior trim. Requires (PCY) SLE Fleet Preferred Package or (PEH) HD SLE Preferred Plus Package for 10-way power driver seat. -- A 1 -- A95 Seats, front cloth bucket with (KA1) heated seat cushions and seat backs. Includes 10-way power driver and 6-way power front passenger seat adjusters, including driver/front passenger power recline and driver/front passenger power lumbar. Also includes adjustable head restraints, (D07) floor console, storage pockets and (K4C) Wireless charging. 1 - Requires Crew Cab or Double Cab models. -- A 1 -- AN3 Seats, front full-feature leather-appointed bucket with (KA1) heated seat cushions and seat backs. Includes 10-way power driver and front passenger seat adjusters, including 2-way power lumbar control, 2-position driver memory, adjustable head restraints, (D07) floor console, storage pockets and (K4C) Wireless charging. 1 - Included with (PDR) 2500HD SLT Gas Premium Plus Package A 1 AG1 Seat adjuster, driver 10-way power 1 - Included and only available with (AZ3) front 40/20/40 split-bench cloth seat. Requires (H2R) Dark Ash or (H0U) Jet Black seat trim. 2 - Requires (AZ3) front 40/20/40 split-bench seat. Included with (PCY) SLE Fleet Preferred Package and (PEH) HD SLE Preferred Plus Package. A 1 A 2 -- Published August 18, 2017 Page 16

17 2018 GMC Sierra 2500HD Fleet EQUIPMENT GROUPS ADDITIONAL OPTIONS KA1 Seating, heated driver and front passenger, available on Crew Cab and Double Cab models. 1 - Requires (AZ3) front 40/20/40 split-bench cloth seat and (AG1) 10-way power driver seat. Included with (A95) front bucket cloth seat or leather (AZ3) 40/20/40 split-bench seat. -- A 1 KQV Seating, heated and ventilated perforated leather-appointed front bucket 1 - Requires (AN3) front full-feature leather-appointed bucket seats and (H3A), (H3B) or (H3C) perforated leather-appointed seat trims A 1 UVD Steering wheel, heated, leather wrapped with audio and cruise controls 1 - Included with (GAT) All Terrain HD Package or (PDR) 2500HD SLT Gas Premium Plus Package. Requires (UD5) Front and Rear Park Assist. Not available with (ZW9) pickup box delete or (9J4) rear bumper delete A 1 N37 Steering column, manual Tilt-Wheel and telescoping 1 - Requires (AG1) driver 10-way power seat adjuster or (A95) front cloth bucket seats and (KI4) 110-volt power outlet. Included with (PEH) HD SLE Preferred Plus Package. -- A 1 CF5 Sunroof, power 1 - Requires Crew Cab model. Not available with (TRW) provision for cab roof-mounted lamp or (VYU) Snow Plow Prep Package A 1 9L7 Upfitter switches, (4) Provides 4-30 amp circuits to facilitate installation of aftermarket electrical accessories A A48 Window, power, rear sliding with rear defogger 1 - Requires Crew Cab or Double Cab model. Included and only available with (PCV) SLE Fleet Convenience Package. Not available with (TRW) Provision for cab roof-mounted lamp or (VYU) Snow Plow Prep Package. 2 - Included with (PDR) 2500HD SLT Gas Premium Plus Package. Not available with (TRW) Provision for cab roof-mounted lamp or (VYU) Snow Plow Prep Package. -- A 1 A 2 PDH LPO, GMC Interior Protection Package, includes (VAV) all-weather floor mats, LPO and (VBR) rubber bed mat, LPO, (dealer-installed) 1 - Requires (B30) color-keyed carpeting. Not available with (ZW9) pickup box delete, (CGN) spray-on bed liner or (VZX) bed liner, LPO. 2 - Not available with (ZW9) pickup box delete, (CGN) spray-on bed liner, (PDL) Cargo Convenience Package, LPO or (VZX) bed liner, LPO. A/D 1 A/D 2 A/D 2 PDL LPO, Cargo Convenience Package, includes (VAV) all-weather floor mats, LPO, (VKW) front console organizer, LPO and (VBJ) rear under seat storage, LPO, (dealer-installed) 1 - Requires Crew Cab or Double Cab model, (B30) color-keyed carpeting and (A95) front cloth bucket seats. 2 - Requires (AN3) front full-feature leather-appointed bucket seats. -- A/D 1 A/D 2 RIA LPO, All-weather floor liner, (dealer-installed) 1 - Requires Crew Cab or Double Cab model and (B30) color keyed carpeting. Not available with (VAV) all-weather floor mats or (BG9) graphite-colored rubberized-vinyl floor covering. 4WD models require (NQF) electronic shift with rotary dial controls transfer case. 2 - Requires Crew Cab or Double Cab models and (B30) color keyed carpeting. Included with (PEH) HD SLE Preferred Plus Package. Not available with (VAV) all-weather floor mats or (BG9) graphite-colored rubberized-vinyl floor covering. 3 - Included with (GAT) All Terrain HD Package. Not available with (VAV) all-weather floor mats. A/D 1 A/D 2 A/D 3 Published August 18, 2017 Page 17

18 2018 GMC Sierra 2500HD Fleet EQUIPMENT GROUPS ADDITIONAL OPTIONS VAV LPO, All-weather floor mats, front and rear on Crew Cab and Double Cab; front only on Regular Cab (dealer-installed) 1 - Requires (B30) color-keyed carpeting. Included with (PDH) GMC Interior Protection Package, LPO. 2 - Requires (B30) color-keyed carpeting. Included with (PDL) Cargo Convenience Package, LPO and (PDH) GMC Interior Protection Package, LPO. 3 - Included with (PDL) Cargo Convenience Package, LPO and (PDH) GMC Interior Protection Package, LPO. A/D 1 A/D 2 A/D 3 S0P LPO, Console insert organizer tray, (dealer-installed) 1 - Requires Crew Cab or Double Cab models and (A95) front bucket seats. Not available with (VKW) front console organizer, LPO. 2 - Requires (AN3) front bucket seats. Not available with (VKW) front console organizer, LPO. -- A/D 1 A/D 2 VKW LPO, Console insert expandable folder tote, (dealer-installed) 1 - Included with (PDL) Cargo Convenience Package, LPO. Requires Crew Cab or Double Cab models and (A95) front bucket cloth seats. Not available with (S0P) console insert, LPO. 2 - Included with (PDL) Cargo Convenience Package, LPO. Requires (AN3) front full-feature leather-appointed bucket seats. Not available with (S0P) console insert, LPO. -- A/D 1 A/D 2 UJ5 LPO, Rear seat DVD entertainment system, dual independent 7" monitors located in the headrest, includes cable kit, remote control, 2-wireless infrared headphones, vehicle wire harness jumper, control box, owners manual and 6-AAA batteries for headphones and remote (dealer installed) 1 - Requires Crew Cab or Double Cab models. Not available with (AE7) 40/20/40 split-bench front seat. 2 - Requires Crew Cab or Double Cab models. 3 - Not available with (U42) rear seat DVD/Blu-Ray Entertainment Package. A/D 1 A/D 2 A/D 3 VBJ LPO, Rear underseat storage, composite storage bin (dealer-installed) 1 - Requires Crew Cab or Double Cab model. 2 - Requires Crew Cab or Double Cab models. Included with (PDL) Cargo Convenience Package, LPO. A/D 1 A/D 2 A/D 2 Published August 18, 2017 Page 18

19 2018 GMC Sierra 2500HD Fleet EQUIPMENT GROUPS ADDITIONAL OPTIONS GAT All Terrain HD Package, for Crew Cab models only, includes (CGN) spray-on bed liner, (QGM) LT265/70R18E all-terrain, blackwall tires, (UD5) Front and Rear Park Assist, (Z71) Off-Road Suspension Package, (NZZ) underbody shield, all terrain grille insert with body color grille surround with chrome accents, (UVD) heated steering wheel, (VB5) front body-color bumper, (VT5) rear body-color bumper with Cornerstep, (DP6) Black painted mirror caps, (D75) body color door handles, (B86) body color side moldings, Black belt moldings, Black skid plate, sill plates, (RIA) floor liners, LPO and (RVS) 4" black round assist steps, LPO. 1 - Requires 4WD models. Requires one of the following exterior colors: (GAZ) Summit White, (GBA) Onyx Black or (GPA) Dark Slate Metallic. Includes (AN3) front leather-appointed bucket seats and (UQA) Bose premium audio system. (PYR) 18" chromed aluminum wheels are upgradeable to (RTH) 20"polished aluminum wheels with Dark Argent Metallic pockets.. All-terrain tires are required with (GAT). (DL3) outside power-adjustable mirrors upgradeable to (DQS) outside memory equipped heated power-adjustable vertical trailering mirrors. Not available with SEO options, (ZW9) pickup box delete, (TRW) Provision for cab roof-mounted lamp/beacon, (9J4) rear bumper delete or (Y65) Driver Alert Package A 1 STF All Terrain X HD Package, includes (RT4) 18 Black Painted Aluminum Wheels, (QF2) Tires, LT 275/65R18 MT blackwall Goodyear Wrangler DuraTrac, Black Bed Mounted Sport Bar, (DQS) Power Adjustable Heated Power Fold Trailering Mirror with integrated Turn Signal, Cargo Lamp, and Amber Clearance Lamp, (DPK) Black Mirror Caps, Black B Pillar Vinyl Wrap and Black Front-Bumper Skid Plate. 1 - Requires TK25743 model and (GAT) All Terrain HD Package. Not available with (PDR) 2500HD SLT Gas Premium Plus Package, SEO options, (PDH) GMC Interior Protection Package, LPO, (VQT) hard tri-folding tonneau cover, LPO, (VPB) soft tonneau cover, LPO, (5JY) soft folding tonneau cover, LPO, (RVQ) 6" rectangular Black tubular assist steps, LPO, (SCZ) chrome tailgate handle, LPO, (VAV) all-weather floor mats, LPO, (VQZ) polished exhaust tip, LPO, (VXH) 6" rectangular chrome tubular assist steps, LPO, (VXJ) 4" round chrome tubular assist steps, LPO, (S6L) Off-Road assist steps, LPO, (S6V) Cargo box retractable side assist step, LPO, (VZX) bed liner, LPO A 1 PDR 2500HD SLT Gas Premium Plus Package, Requires Crew Cab or Double Cab model. Includes (UD5) Front and Rear Park Assist, (UVD) heated steering wheel, (A48) power sliding rear window, (VXH) 6" rectangular chrome tubular assist steps, LPO, (UQA) Bose premium audio system, (IO6) GMC Infotainment 8" Diagonal Color Touch audio system with Navigation, (DQS) outside memory equipped heated power-adjustable vertical trailering mirrors, (AN3) front leather-appointed bucket seats and (CGN) spray-on bedliner. 1 - Requires (L96) Vortec 6.0L V8 SFI engine. Not available with (9J4) rear bumper delete, (ZW9) pickup box delete, (GAT) All Terrain HD Package, (TRW) provision for cab roof-mounted lamp, (VYU) Snow Plow Prep Package, ((L5P) Duramax 6.6L Turbo-Diesel V8 engine. Note: No changes or substitutions to the included Premium Plus Package equipment will be allowed. If not specifically mentioned as not available as above, all other normally available 4SA options will be allowed A 1 Published August 18, 2017 Page 19

20 2018 GMC Sierra 2500HD Fleet EQUIPMENT GROUPS ADDITIONAL OPTIONS CGN Bed Liner, Spray-on, Pickup box bed liner with GMC logo consisting of high pressure, chemically bonded, sprayed-on polyurea & polyurethane liner formulation. Liner is permanently bonded to the truck bed providing a water tight seal. The textured, non-skid surface is black in color and robotically applied. Spray-on liner covers entire bed interior surface below side rails, including tailgate, front box top rail, gage hole plugs and lower tie down loops. 1 - Not available with (ZW9) pickup box delete, (VZX) bed liner, LPO or with any ship thru code. 2 - Not available with (ZW9) pickup box delete, (VZX) bed liner, LPO or with any ship thru code. Included with (PEH) HD SLE Preferred Plus Package. 3 - Included with (GAT) All Terrain Package or (PDR) 2500HD SLT Gas Premium Plus Package. Not available with (ZW9) pickup box delete, (VZX) bed liner, LPO or with any ship thru code. A 1 A 2 A 3 9J4 Bumper, rear, delete 1 - Included with (ZW9) pickup box delete. 2 - Included and only available with (ZW9) pickup box delete. A 1 A 1 A 2 T3U Fog lamps, front, halogen 1 - Included with (PCY) SLE Fleet Preferred Package or (PEH) HD SLE Preferred Plus Package. -- A 1 AKP Glass, solar absorbing, tinted A AKO VK3 U01 UF2 DF2 Glass, deep-tinted 1 - Included with (PEF) Sierra Convenience Plus Package. License plate kit, front (will be forced on orders with ship-to states that require front license plate) Note: (VK3) deletes center lower bumper filler panel. Lamps, Smoked Amber roof marker 1 - Not available with (YF5) California state emissions requirements. LED Lighting, cargo box with switch on center switch bank 1 - Requires (E63) pickup box. Included with (PEF) Sierra Convenience Plus Package. 2 - Deleted when (ZW9) pickup box delete is ordered. Mirrors, outside high-visibility vertical trailering, Black with manual folding and extension and lower convex spotter glass 1 - Not available with (PCR) Sierra Fleet Convenience Package. A 1 A A A A A Published August 18, 2017 Page 20

21 2018 GMC Sierra 2500HD Fleet EQUIPMENT GROUPS ADDITIONAL OPTIONS DPN Mirrors, outside heated power-adjustable vertical trailering, upper glass, manual-folding and extending, black. Includes integrated turn signal indicators consisting of 51 square inch flat mirror surface positioned over a 24.5 square inch convex mirror surface with a common head and lower convex spotter glass (convex glass is not heated and not power adjustable) and addition of Auxiliary cargo lamp for backing up (helps to see trailer when backing up with a trailer) and amber auxiliary clearance lamp 1 - Requires (PCR) Sierra Fleet Convenience Package when (PEF) Sierra Convenience Plus Package is not ordered. Included with (PEF) Sierra Convenience Plus Package. Includes (DD8) auto-dimming inside rearview mirror. 2 - Includes (DD8) auto-dimming inside rearview mirror. Included with (PEH) HD SLE Preferred Plus Package. A 1 A 2 -- DQS Mirrors, Chrome, outside heated power-adjustable vertical trailering, memory-equipped, upper glass, power-folding and manual extending; includes integrated turn signal indicators, consisting of 51 square inch flat mirror surface positioned over a 24.5 square inch convex mirror surface with a common head and lower convex spotter glass (convex glass is not heated and not power adjustable) and addition of auxiliary cargo lamp for backing up (helps to see trailer when backing up with a trailer) and amber auxiliary clearance lamp 1 - Included with (PCH) Duramax Plus Package or (PDR) 2500HD SLT Gas Premium Plus Package. Mirror is not chrome when (STF) All Terrain X HD Package is ordered A 1 ZW9 Pickup box, delete, includes capped fuel fill, (SFW) Back-up alarm calibration, (9J4) rear bumper delete, spare tire delete and spare tire carrier delete. If equipped, deletes capless fuel fill, (Z82) trailering equipment, (A91) remote locking tailgate, (A60) locking tailgate, (PPA) EZ-Lift and Lower tailgate, (SAF) tire carrier lock and (JL1) trailer brake controller 1 - Requires long box model T*259*3. TRW Provision for cab roof-mounted lamp/beacon, provides an instrument panel-mounted switch and electrical wiring tucked beneath the headliner for a body upfitter to connect a body-mounted warning or emergency lamp 1 - Included with (VYU) Snow Plow Prep Package. 2 - Not available with (UG1) Universal Home Remote. Included with (VYU) Snow Plow Prep Package. 3 - Not available with (UG1) Universal Home Remote or (CF5) power sunroof. Included with (VYU) Snow Plow Prep Package. A 1 A 2 A 3 UD7 Rear Park Assist, Ultrasonic 1 - Not available with (ZW9) pickup box delete or (9J4) rear bumper delete. -- A 1 -- Published August 18, 2017 Page 21

22 2018 GMC Sierra 2500HD Fleet EQUIPMENT GROUPS ADDITIONAL OPTIONS UD5 Front and Rear Park Assist, Ultrasonic 1 - Included and only available on Regular Cab model with (Y65) Driver Alert Package. Not available with (ZW9) pickup box delete or (9J4) rear bumper delete. 2 - Included with (PDR) 2500HD SLT Gas Premium Plus Package, (PCH) Duramax Plus Package, (GAT) All Terrain HD Package or (Y65) Driver Alert Package. Not available with (ZW9) pickup box delete or (9J4) rear bumper delete. -- A 1 A 2 QXT Tires, LT265/70R17E all-terrain, blackwall A A -- QGM Tires, LT265/70R18E all-terrain, blackwall 1 - Included with (GAT) All Terrain HD Package. A A A 1 QWF Tires, LT265/70R18E all-season, blackwall A A QF2 Tires, LT275/65R18E 123/120Q maximum traction blackwall Goodyear Wrangler DuraTrac. Aggressive tread may result in a higher level of noise while driving. Routine tire rotations are strongly recommended. 1 - Requires 4WD. Not available with (ZW9) pickup box delete. Note: Spare tire is (ZWF) LT265/70R18E all-season, blackwall tire with (N79) 18" painted steel wheel. 2 - Included and only available with (STF) All Terrain X HD Package. A 1 A 1 A 2 QFC Tires, LT265/60R20E all-terrain, blackwall -- A A PYN Wheels, 17" (43.2 cm) steel, includes 17" x 7.5" (43.2 cm x 19.1 cm) steel spare wheel. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered S A -- PYQ Wheels, 17" (43.2 cm) machined aluminum, includes 17" x 7.5" (43.2 cm x 19.1 cm) steel spare wheel. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered. 1 - Upgradeable to (PYT) 18" (45.7 cm) painted steel wheels, (PYR) 18" (45.7 cm) chromed aluminum wheels or (PYU) 20" 5-spoke polished aluminum wheels. A 1 -- PYT Wheels, 18" (45.7 cm) painted steel, includes 18" x 8" (45.7 cm x 20.3 cm) steel spare wheel. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered. 1 - Requires (QGM) LT265/70R18E all-terrain, blackwall tires, (QF2) LT275/65R18E 123/120Q maximum traction blackwall tires or (QWF) LT265/70R18E all-season, blackwall tires. A 1 A 1 -- PYR Wheels, 18" (45.7 cm) chromed aluminum, includes 18" x 8" (45.7 cm x 20.3 cm) steel spare wheel. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered. 1 - Upgradeable to (PYU) 20" (50.8 cm) polished aluminum wheels. -- A 1 PYU Wheels, 20" 5-spoke polished aluminum, includes 18" x 8" (45.7 cm x 20.3 cm) steel spare wheel. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered 1 - Requires Crew Cab or Double Cab models. -- A 1 -- Published August 18, 2017 Page 22

23 2018 GMC Sierra 2500HD Fleet EQUIPMENT GROUPS ADDITIONAL OPTIONS RTH Wheels, 20" (50.8 cm) polished aluminum with Dark Argent Metallic pockets, includes 18" x 8" (45.7 cm x 20.3 cm) steel spare wheel. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered 1 - Requires Crew Cab model, (GAT) All Terrain HD Package and (QFC) LT265/60R20E all-terrain, blackwall tire A 1 Q7R Wheels, 20" (50.8 cm) 6-spoke polished aluminum 1 - Not available with (GAT) All Terrain HD Package A 1 N79 Wheel, 18" x 8" (45.7 cm x 20.3 cm) full-size, steel spare. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered. 1 - Requires 18" or 20" wheels and tires. A 1 A 1 1 VXH LPO, Assist steps, chromed tubular, 6" rectangular (dealer-installed) 1 - Not available with (RVQ) 6" rectangular Black tubular assist steps, LPO, (RVS) 4" round Black tubular assist step, LPO or (VXJ) 4" round chrome tubular assist steps, LPO. 2 - Included with (PDR) 2500HD SLT Gas Premium Plus Package. Not available with (RVQ) 6" rectangular Black tubular assist steps, LPO, (RVS) 4" round Black tubular assist step, LPO or (VXJ) 4" round chrome tubular assist steps, LPO. A/D 1 A/D 1 A/D 2 R8M Assist Steps Not Desired or Alternate Step Desired 1 - Requires (L5P) 6.6L Turbo-Diesel V8, B20-Diesel engine A 1 VXJ LPO, Assist steps, chromed tubular, 4" round (dealer-installed) 1 - Not available with (RVQ) 6" rectangular Black tubular assist steps, LPO (S6V) cargo box retractable side assist step, LPO. (RVS) 4" round Black tubular assist step, LPO or (VXH) 6" rectangular chrome tubular assist steps, LPO. A/D 1 A/D 1 A/D 1 RVQ LPO, Black tubular assist step, 6" rectangular, (dealer-installed) 1 - Not available with (VXJ) 4" round chrome tubular assist steps, LPO, (RVS) 4" round Black tubular assist step, LPO or (VXH) 6" rectangular chrome tubular assist steps, LPO. A/D 1 A/D 1 A/D 1 RVS LPO, Black tubular assist steps, 4" round, (dealer-installed) 1 - Not available with (RVQ) 6" rectangular Black tubular assist steps, LPO, (VXJ) 4" round chrome tubular assist steps, LPO, (S6V) cargo box retractable side assist step, LPO or (VXH) 6" rectangular chrome tubular assist steps, LPO. 2 - Included with (GAT) All Terrain HD Package. Not available with (RVQ) 6" rectangular Black tubular assist steps, LPO, (VXJ) 4" round chrome tubular assist steps, LPO, (S6V) cargo box retractable side assist step, LPO or (VXH) 6" rectangular chrome tubular assist steps, LPO. A/D 1 A/D 1 A/D 2 S6L LPO, Off-road assist steps, (dealer-installed) 1 - Requires Crew Cab or Double Cab models. Not available with (L5P) Duramax 6.6L Turbo-Diesel V8 engine or assist steps (RVS, RVQ, VXJ, S6V, VXH). A/D 1 A/D 1 A/D 1 VZX LPO, Bed liner, (dealer-installed) 1 - Not available with (ZW9) pickup box delete or (CGN) spray-on bed liner. A/D 1 A/D 1 A/D 1 VBR LPO, Rubber bed mat, (dealer-installed) 1 - Included with (PDH) GMC Interior Protection Package, LPO. Not available with (ZW9) pickup box delete or (VZX) bed liner, LPO. A/D 1 A/D 1 A/D 1 Published August 18, 2017 Page 23

24 2018 GMC Sierra 2500HD Fleet EQUIPMENT GROUPS ADDITIONAL OPTIONS SF6 LPO, Body color wheel arch moldings, (dealer-installed) 1 - Requires (GAN) Quicksilver Metallic, (GAZ) Summit White or (GBA) Onyx Black. Not available with (VQK) Front and Rear Molded Splash Guards, LPO, (VRV) Body Color Molded Splash Guards, LPO or (ZW9) pickup box delete. A/D 1 A/D 1 A/D 1 VRV LPO, Body Color Molded Splash Guards, (dealer installed) 1 - Requires (GAN) Quicksilver Metallic, (GAZ) Summit White or (GBA) Onyx Black. Not available with (VQK) Front and Rear Molded Splash Guards, LPO, (SF6) Body color wheel arch moldings, LPO or (ZW9) pickup box delete. A/D 1 A/D 1 A/D 1 RWK LPO, Bodyside moldings, body-colored, (dealer installed) 1 - Requires one of the following exterior colors: (GAN) Quick Silver Metallic, (GAZ) Summit White, (GBA) Onyx Black or (G7C) Cardinal Red. Not available with (TGK) Special Paint and (01U) Special Paint. A/D S6V LPO, Cargo box retractable driver side only side assist step, (dealer-installed) 1 - Not available with (RVS) Black tubular assist steps, 4" round, LPO or (VXJ) assist steps, chromed tubular, 4" round, LPO. Not available with (ZW9) pickup box delete. A/D 1 A/D 1 A/D 1 VQY LPO, Chrome recovery hooks, (dealer-installed) 1 - Not available with (GAT) All Terrain Package. A/D A/D A/D 1 VQZ LPO, Polished exhaust tip, (dealer-installed) (requires gas engine) A/D A/D A/D VQK SJ9 NAA RZB 5JY VPB LPO, Front and Rear Molded Splash Guards, Black, (dealer-installed) 1 - Not available with (VRV) Body Color Molded Splash Guards, LPO, (SF6) Body color wheel arch moldings, LPO or (ZW9) pickup box delete. LPO, Grille, chrome surround with body-color inserts, (dealer installed) 1 - Requires one of the following exterior colors: (GAN) Quicksilver Metallic, (GAZ) Summit White or (GBA) Onyx Black. Not available with (TGK) Special Paint and (01U) Special Paint or (RZB) Sierra body-color accented grille, LPO. 2 - Requires one of the following exterior colors: (GAN) Quicksilver Metallic, (GAZ) Summit White or (GBA) Onyx Black. Not available with (TGK) Special Paint and (01U) Special Paint or (RZB) Sierra body-color accented grille, LPO. Not available with (GAT) All Terrain HD Package. LPO, Rocker Guard (dealer-installed) 1 - Requires Crew Cab or Double Cab model. Not available with the following: (STF), (PDR), (S6V), (S6L), (RVQ), (RVS), (VXH) or (VXJ). LPO, Sierra body-color accented grille, (dealer-installed) 1 - Requires exterior paint color (GAN) Quicksilver Metallic, (GAZ) Summit White or (GBA) Onyx Black. 2 - Requires exterior paint color (GAN) Quicksilver Metallic, (GAZ) Summit White or (GBA) Onyx Black. Not available on (GAT) All Terrain Package. LPO, Soft folding tonneau cover, (dealer-installed) 1 - Not available with (ZW9) pickup box delete, (VPB) vinyl tonneau cover with integrated support bows, LPO or (VQT) hard tri-folding tonneau cover, LPO. LPO, Vinyl tonneau cover with integrated support bows, (dealer-installed) 1 - Not available with (ZW9) pickup box delete, (5JY) soft folding tonneau cover, LPO or (VQT) hard tri-folding tonneau cover, LPO. A/D 1 A/D 1 A/D 1 A/D 1 A/D 1 A/D 2 A/D 1 A/D 1 A/D 1 A/D 1 A/D 1 A/D 2 A/D 1 A/D 1 A/D 1 A/D 1 A/D 1 A/D 1 Published August 18, 2017 Page 24

25 2018 GMC Sierra 2500HD Fleet EQUIPMENT GROUPS ADDITIONAL OPTIONS VQT LPO, Tonneau cover, Hard tri-folding with vinyl cover, (dealer-installed) 1 - Not available with (ZW9) pickup box delete, (VPB) soft tonneau cover, LPO or (5JY) soft-folding tonneau cover, LPO. A/D 1 A/D 1 A/D 1 SCZ LPO, Tailgate handle, chrome, (dealer-installed) 1 - Not available with (GAT) All Terrain Package or (ZW9) pickup box delete A/D 1 SFE LPO, Wheel locks, set of 4 (dealer-installed) A/D A/D A/D UB7 PCH VYU R9Y KW5 KHB Performance Package, Higher Payload. Provides heavier duty frame and rear suspension specially tuned to handle higher payloads. Includes (C7A) 10,000 lbs. GVWR. 1 - Requires TC25903 model, (L96) Vortec 6.0L V8 SFI engine, (GT4) 3.73 rear axle ratio and (QGM) LT265/70R18E all-terrain blackwall tires or (QWF) LT265/70R18E all-season blackwall tires Duramax Plus Package, includes (L5P) Duramax 6.6L Turbo-Diesel V8 engine, (DQS) outside memory equipped heated power-adjustable vertical trailering mirrors, (MW7) Allison speed automatic transmission, (UQA) Bose premium audio system, (UD5) front and rear park assist and (IO6) 8" diagonal Color Touch Screen Navigation with GMC Infotainment 1 - Requires Crew Cab model. Not available with (ZW9) pickup box delete or (9J4) rear bumper delete. Snow Plow Prep Package, includes power feed for backup and roof emergency light, (KW5) 220-amp alternator with gas or diesel engine, forward lamp wiring harness, (TRW) provision for cab roof mounted lamp/beacon, (NZZ) underbody shields and Heavy-Duty front-springs 1 - available on 4WD models. Upgradeable to (KHB) dual, 150 amps and 220 amps each alternators with (L5P) Duramax 6.6L Turbo-Diesel V8 engine. 2 - available on 4WD models. Not available with (UG1) Universal Home Remote. Upgradeable to (KHB) dual, 150 amps and 220 amps each alternators with (L5P) Duramax 6.6L Turbo-Diesel V8 engine. 3 - available on 4WD models. Not available with (CF5) power sunroof. When (VYU) is ordered, (UG1) Universal Home Remote is deleted. Upgradeable to (KHB) dual, 150 amps and 220 amps each alternators with L5P) Duramax 6.6L Turbo-Diesel V8 engine. Fleet Maintenance Credit. This option code provides a credit in lieu of the free oil changes, tire rotations and inspections (2 maximum), during the first 24 months and 24,000 miles period for this ordered vehicle. The invoice will detail the applicable credit. The customer will be responsible for all oil change, tire rotations and inspections costs for this vehicle. 1 - Requires one of the following Fleet or Government order types: FBC, FBN, FCA, FCN, FEF, FLS, FNR, FRC or FGO. Not available with FDR order type. Alternator, 220 amps 1 - Included with (VYU) Snow Plow Prep Package when ordered with gas or diesel engines. Alternators, dual, 150 amps and 220 amps each 1 - Requires (L5P) Duramax 6.6L Turbo-Diesel V8 engine. A 1 A A 1 A 1 A 2 A 3 Published August 18, 2017 Page 25

26 2018 GMC Sierra 2500HD Fleet EQUIPMENT GROUPS ADDITIONAL OPTIONS K4B Battery, 730 cold-cranking amps, auxiliary 1 - Not available with (L5P) Duramax 6.6L Turbo-Diesel V8 engine. V10 Cover, 1-piece, covers radiator grille and front bumper openings for diesel engines in winter weather 1 - Requires (L5P) Duramax 6.6L Turbo-Diesel V8 engine and is required on orders with "Ship To" locations within the following states: Maine, New Hampshire, Vermont, Minnesota, North Dakota, South Dakota, Montana, Alaska, Idaho, Wisconsin, Wyoming, Michigan, Colorado and New York. FE9 Emissions, Federal requirements A A A NE1 NC7 NB9 NB8 Emissions, Connecticut, Delaware, Maine, Maryland, Massachusetts, New Jersey, New York, Oregon, Pennsylvania, Rhode Island, Vermont and Washington state requirements Emissions override, Federal (for vehicles ordered by dealers in Federal emission states with (YF5) or (NE1) emissions - Not required for vehicles being shipped to California, Connecticut, Delaware, Maine, Maryland, Massachusetts, New Jersey, New York, Oregon, Pennsylvania, Rhode Island, Vermont or Washington) 1 - Requires (YF5) California state emissions requirements or (NE1) Connecticut, Delaware, Maine, Maryland, Massachusetts, New Jersey, New York, Oregon, Pennsylvania, Rhode Island, Vermont or Washington state emissions requirements. Emissions override, state-specific (for dealers ordering vehicles in (YF5) or (NE1) emission states - California, Connecticut, Delaware, Maine, Maryland, Massachusetts, New Jersey, New York, Oregon, Pennsylvania, Rhode Island, Vermont and Washington) 1 - Allows a California dealer (YF5 emissions) to order (NE1) emissions with (NB9) emissions override code for registration in (NE1) states; or, a Connecticut, Delaware, Maine, Maryland, Massachusetts, New Jersey, New York, Oregon, Pennsylvania, Rhode Island, Vermont and Washington dealer (NE1 emissions) to order (YF5) emissions with (NB9) emissions override code for registration in California. Emissions override, California (allows a dealer in states that require California emissions - California, Connecticut, Delaware, Maryland, Massachusetts, New Jersey, New York, Oregon, Pennsylvania, Rhode Island or Washington - to order Federal emissions for a vehicle that will be registered in a state that has Federal emission requirements). Do not use for vehicles that will be registered in California, Connecticut, Delaware, Maryland, Massachusetts, New Jersey, New York, Oregon, Pennsylvania, Rhode Island or Washington. 1 - Requires (FE9) Federal emissions requirements. Not available in Maine or Vermont. A A A YF5 Emissions, California state requirements A A A K05 Engine block heater 1 - Included with (L5P) Duramax 6.6L Turbo-Diesel V8 engine. Published August 18, 2017 Page 26

27 2018 GMC Sierra 2500HD Fleet EQUIPMENT GROUPS ADDITIONAL OPTIONS L5P Engine, Duramax 6.6L Turbo-Diesel V8, B20-Diesel compatible (445 hp [ rpm, 910 lb-ft of torque [ rpm) 1 - Requires (MW7) Allison speed automatic transmission and (GT4) 3.73 rear axle ratio. Includes capped fuel fill, (K40) exhaust brake and (K05) engine block heater. 2 - Requires (MW7) Allison speed automatic transmission and (GT4) 3.73 rear axle ratio on Double Cabs. Includes capped fuel fill, (K40) exhaust brake and (K05) engine block heater. 3 - On Crew Cab models included and only available with (PCH) Duramax Plus Package. Includes capped fuel fill, (K40) exhaust brake and (K05) engine block heater. Requires (VXH) 6" rectangular chrome tubular assist steps, LPO or (R8M) Assist Steps Not Desired or Alternate Step Desired or (STF) All Terrain X HD Package. A 1 A 2 A 3 FPF NEW! DPF, diesel particulate filter, manual regeneration, customer regeneration will not be allowed until the DPF load percentage has reached 100% full and a driver information center (DIC) message has been shown 1 - Requires a Fleet or Government type order and (L5P) Duramax 6.6L Turbo-Diesel V8 engine. C7A GVWR, 10,000 lbs. (4536 kg) 1 - Requires Crew Cab or Double Cab model and (L5P) Duramax 6.6L Turbo-Diesel V8 engine. Requires TC25903 model, (L96) Vortec 6.0L V8 SFI engine, 2WD model and (UB7) Higher Payload Performance Package. 2 - Requires Crew Cab or Double Cab model and (L5P) Duramax 6.6L Turbo-Diesel V8 engine. A 1 A 1 A 2 Z71 Suspension Package, Off-Road, requires 4WD models, includes Z71 chrome front fender emblems, twin tube Rancho brand shocks, (JHD) Hill Descent Control, (NZZ) underbody shield and Off-Road Driver Information Center graphics 1 - Requires all-terrain tires. Not available with (ZW9) pickup box delete. -- A 1 A 1 UF3 Switch, High Idle A A A Z82 R8F JL1 Trailering equipment Trailering hitch platform 2.5" with a 2.0" insert for HD, 7-wire harness with independent fused trailering circuits mated to a 7-way sealed connector to hook up parking lamps, backup lamps, right and left turn signals, an electric brake lead, battery and a ground, The trailer connector also includes the 4-way for use on trailers without brakes - park, brake/turn lamps 1 - Included with (PEF) Sierra Convenience Plus Package. Not available with (ZW9) pickup box delete or (9J4) rear bumper delete is ordered. 2 - Deleted when (ZW9) pickup box delete or (9J4) rear bumper delete is ordered. Z82 Trailering delete 1 - Deletes (JL1) trailer brake controller. Not available with (ZW9) pickup box delete. Trailer brake controller, integrated 1 - Included with (PEF) Sierra Convenience Plus Package. Requires (Z82) trailering equipment, (ZW9) pickup box delete or (9J4) rear bumper delete. 2 - Standard with (E63) pickup box. A A 1 -- A 1 S 2 S 2 Published August 18, 2017 Page 27

28 2018 GMC Sierra 2500HD Fleet EQUIPMENT GROUPS ADDITIONAL OPTIONS UY2 Trailering wiring provisions, for trailering, fifth wheel and gooseneck trailer, includes additional 7-way wiring harness is located at the rear of the pickup box attached to the rear frame cross member 1 - Requires (Z82) trailering equipment. Not available with (ZW9) pickup box delete. Z6A Gooseneck / 5th Wheel Prep Package -- Hitch platform to accept Gooseneck or Fifth wheel hitch. Includes Hitch platform with tray to accept ball and drilled box holes with caps installed, box mounted 7-pin trailer harness (similar to (UY2) harness). 1 - Requires model T*25**3, (Z82) trailering equipment, (CGN) spray-on bedliner and trailering mirrors (DF2), (DPN) or (DQS). Not available with (UY2) Trailering wiring provisions, (ZW9) pickup box delete, (9J4) rear bumper delete, (VBR) rubber bed mat, LPO, (VZX) bed liner, LPO, (PDH) Interior Protection Package, (VBN) bed rug, LPO or any ship thru code. SNO LPO, Hitch Package, Gooseneck ball and chain tiedown kit with case, (dealer-installed) 1 - Requires (Z6A) Gooseneck / 5th Wheel Prep Package. Not available with (VBR) rubber bed mat, LPO or (VZX) bed liner, LPO. A/D 1 A/D 1 A/D 1 MW7 Transmission, Allison speed automatic, electronically controlled with overdrive, electronic engine grade braking and tow/haul mode 1 - Requires (L5P) Duramax 6.6L Turbo-Diesel V8 engine. NQF Transfer case, electronic shift with rotary dial controls 1 - Requires 4WD models. A NZZ Underbody Shield, frame-mounted shields, includes front underbody shield starting behind front bumper and running to first cross-member, protecting front underbody, oil pan, differential case and transfer case 1 - Included with (VYU) Snow Plow Prep Package. 2 - Included with (Z71) Off-Road Suspension Package or (VYU) Snow Plow Prep Package. 3 - Included with (Z71) Off-Road Suspension Package, (GAT) All-Terrain HD Package or (VYU) Snow Plow Prep Package. A 1 A 2 A 3 Published August 18, 2017 Page 28

29 2018 GMC Sierra 2500HD Fleet PEG STAIRSTEP S = Standard Equipment A = Available -- (dashes) = Not Available D = ADI Available = Included in Equipment Group = Included in Equipment Group but upgradeable No deletions allowed to Equipment Groups. Additional options may be added; check ordering information section for compatibility. *Indicates availability of feature on multiple models. For example, it indicates feature availability on 2WD and 4WD Models or Rear wheel drive and All-wheel drive Models. s listed in the shaded column titled are for internal use only and should not be ordered. K47 Air cleaner, high-capacity A68 Seat, rear 60/40 folding bench (folds up), 3-passenger, (includes child seat top tether anchor) 1 - Requires Crew Cab models. 2 - Requires Crew Cab or Double Cab models. 1 2 UDC Driver Information Center, 3.5-inch diagonal monochromatic display, provides warning messages and basic vehicle information DE2 Mirrors, outside manual, Black AM7 Seat, rear full-width folding bench, 3-passenger (includes child seat top tether anchor) 1 - Requires Double Cab models. 1 AE7 Seats, front 40/20/40 split-bench, 3-passenger, driver and front passenger recline with outboard head restraints and center fold-down armrest with storage. Vinyl has fixed lumbar and cloth has manually adjustable driver lumbar. NK5 Steering wheel, base NQG Transfer case, with floor-mounted shifter 1 - Included with 4WD models only. 1 IO5 Audio system, 8" diagonal Color Touch Screen with GMC Infotainment System, AM/FM/SiriusXM, HD Radio with USB ports, auxiliary jack, Bluetooth streaming audio for music and most phones, Pandora Internet radio and voice-activated technology for radio and phone 1 - Upgradeable to (IO6) 8" Diagonal Color Touch audio system with Navigation and GMC Infotainment System. 1 1 UDD Driver Information Center, 4.2-inch diagonal color display, includes driver personalization, warning messages and vehicle information B30 Floor covering, color-keyed carpeting AKO Glass, deep-tinted UF2 LED Lighting, cargo box with switch on center switch bank 1 - Deleted when (ZW9) pickup box delete is ordered. 1 1 Published August 18, 2017 Page 29

30 2018 GMC Sierra 2500HD Fleet PEG STAIRSTEP UE1 OnStar Guidance Plan for 6 months, including Automatic Crash Response, Stolen Vehicle Assistance, Roadside Assistance, Turn-by-Turn Navigation, Advanced Diagnostics and more (trial excludes Hands- Calling minutes) 1 - Retail orders receive a Limited Trial Service. Visit onstar.com for coverage map, details and system limitations. Services vary by model. OnStar acts as a link to existing emergency service providers. Not all vehicles may transmit all crash data. 1 1 VV4 OnStar 4G LTE and available built-in Wi-Fi hotspot offers a fast and reliable Internet connection for up to 7 devices; includes data trial for 3 months or 3GB (whichever comes first) 1 - Available Wi-Fi requires compatible mobile device, active OnStar service and data plan. Data plans provided by AT&T. Visit onstar.com for details and system limitations. 1 1 U2L Radio, HD AQQ Remote Keyless Entry A91 Remote Locking Tailgate TG5 Single-slot CD/MP3 player 1 - On Crew Cab replaced by (U42) rear seat DVD/Blu-Ray Entertainment Package when (U42) is ordered. 1 U2K SiriusXM Satellite Radio is standard on nearly all 2018 GM models. Enjoy a 3-month All Access trial subscription with over 150 channels including commercial-free music, plus sports, news and entertainment. Plus listening on the app and online is included, so you'll hear the best SiriusXM has to offer, anywhere life takes you. Welcome to the world of SiriusXM. 1 - If you decide to continue service after your trial, the subscription plan you choose will automatically renew thereafter and you will be charged according to your chosen payment method at then-current rates. Fees and taxes apply. To cancel you must call us at See our Customer Agreement for complete terms at All fees and programming subject to change NV8 Steering, Digital Steering Assist 1 - Requires Crew Cab model or Double Cab model equipped with (L5P) Duramax 6.6L Turbo-Diesel V8 engine. 1 1 NP5 Steering wheel, leather-wrapped with audio and cruise controls UK3 Steering wheel audio controls PPA Tailgate, EZ-Lift and Lower Z82 Trailering equipment Trailering hitch platform 2.5" with a 2.0" insert for HD, 7-wire harness with independent fused trailering circuits mated to a 7-way sealed connector to hook up parking lamps, backup lamps, right and left turn signals, an electric brake lead, battery and a ground, The trailer connector also includes the 4-way for use on trailers without brakes - park, brake/turn lamps 1 - Deleted when (ZW9) pickup box delete or (9J4) rear bumper delete is ordered. 1 1 NQF Transfer case, electronic shift with rotary dial controls 1 - Requires 4WD models. 1 1 DH6 Visors, driver and front passenger illuminated vanity mirrors Published August 18, 2017 Page 30

31 2018 GMC Sierra 2500HD Fleet PEG STAIRSTEP B1J Wheelhouse liners, rear 1 - Requires Crew Cab or Double Cab model. Deleted when (ZW9) pickup box delete is ordered. 1 1 A31 Windows, power with driver express up and down and express down on all other windows D75 Door handles, body-color B32 Floor mats, rubberized-vinyl front B33 Floor mats, rubberized-vinyl rear for Crew Cab and Double Cab models only DP6 Mirror caps, body-color DL8 Mirrors, outside heated power-adjustable, (includes driver's side spotter mirror) 1 - Body-color. 1 B86 Moldings, bodyside, body color AZ3 Seats, front 40/20/40 split-bench, 3-passenger. Includes driver and front passenger recline with outboard head restraints and center fold-down armrest with storage. Includes manually adjustable driver lumbar, lockable storage compartment in seat cushion, and storage pockets 1 - Upgradeable to (A95) front bucket cloth seats. 1 PYQ Wheels, 17" (43.2 cm) machined aluminum, includes 17" x 7.5" (43.2 cm x 19.1 cm) steel spare wheel. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered. 1 - Upgradeable to (PYT) 18" (45.7 cm) painted steel wheels, (PYR) 18" (45.7 cm) chromed aluminum wheels or (PYU) 20" 5-spoke polished aluminum wheels. 1 CJ2 Air conditioning, dual-zone automatic climate control, available on Crew Cab and Double Cab models C49 Defogger, rear-window electric E20 B58 Door handles, chrome Floor mats, color-keyed carpeted first and second row T3U Fog lamps, front, halogen DD8 DP9 DL3 B85 JF4 Mirror, inside rearview auto-dimming Mirror caps, chrome Mirrors, outside chrome cap, heated power-adjustable, power-folding and driver-side auto-dimming, with integrated turn signal indicators and puddle lamps (includes driver's side spotter mirror) Moldings, bodyside, chrome Pedals, power-adjustable for Crew Cab and Double Cab models KI4 BTV Power outlet, 110-volt AC Remote vehicle starter system Published August 18, 2017 Page 31

32 2018 GMC Sierra 2500HD Fleet PEG STAIRSTEP KA1 Seating, heated driver and front passenger, available on Crew Cab and Double Cab models. B3F Seats, front 40/20/40 leather-appointed split-bench, 3-passenger with (KA1) heated seat cushions and seat backs. Includes 10-way power driver and front passenger seat adjusters, including driver/front passenger power recline, driver/front passenger power lumbar, 2-position driver memory and adjustable outboard head restraints. 1 - Upgradeable to (AN3) front full-feature leather-appointed bucket seats. 1 N37 Steering column, manual Tilt-Wheel and telescoping UTJ Theft-deterrent system, unauthorized entry QWF Tires, LT265/70R18E all-season, blackwall UG1 Universal Home Remote 1 - Not included when (TRW) provision for cab roof-mounted lamp or (VYU) Snow Plow Prep Package are ordered. 1 N79 Wheel, 18" x 8" (45.7 cm x 20.3 cm) full-size, steel spare. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered. 1 - Requires 18" or 20" wheels and tires. 1 PYR Wheels, 18" (45.7 cm) chromed aluminum, includes 18" x 8" (45.7 cm x 20.3 cm) steel spare wheel. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered. 1 - Upgradeable to (PYU) 20" (50.8 cm) polished aluminum wheels. 1 Published August 18, 2017 Page 32

33 2018 GMC Sierra 2500HD Fleet INTERIOR S = Standard Equipment A = Available -- (dashes) = Not Available D = ADI Available = Included in Equipment Group = Included in Equipment Group but upgradeable *Indicates availability of feature on multiple models. For example, it indicates feature availability on 2WD and 4WD Models or Rear wheel drive and All-wheel drive Models. s listed in the shaded column titled are for internal use only and should not be ordered. PCR Sierra Fleet Convenience Package, includes (DL8) outside heated power-adjustable mirrors, (A91) remote locking tailgate and (AQQ) Remote Keyless Entry. Regular Cab also includes (A31) power windows 1 - Upgradeable to (DPN) Mirror. Not available with (DF2) Mirror. If (ZW9) pickup box delete is ordered (A91) remote locking tailgate will not be included. A PEF Sierra Convenience Plus Package, includes (DPN) outside heated power-adjustable trailering mirrors, (AQQ) Remote Keyless Entry, (A91) remote locking tailgate, (KI4) 110-volt power outlet, (UF2) LED cargo box lighting, (AKO) deep-tinted glass, (UE1) OnStar, (VV4) OnStar with 4G LTE, and (Z82) Trailering equipment 1 - Requires Crew Cab models. Not available with (PCR) Sierra Fleet Convenience Package, (ZW9) pickup box delete or (L5P) Duramax 6.6L Turbo-Diesel V8 engine. No changes or substitutions to the included Sierra Convenience Plus Package equipment will be allowed unless noted above. A PCV SLE Fleet Convenience Package for Crew Cab and Double Cab, includes (UG1) Universal Home Remote, (JF4) adjustable power pedals, (A48) sliding rear window and (C49) rear-window defogger 1 - When (TRW) provision for cab roof-mounted lamp or (VYU) Snow Plow Prep Package are ordered (UG1) Universal Home Remote and (A48) sliding rear window will not be included. -- A 1 -- PCY SLE Fleet Preferred Package, includes (AG1) driver 10-way power seat adjuster when ordered with (AZ3) front 40/20/40 split-bench seat, (T3U) front fog lamps, (C49) rear-window defogger and (KI4) 110-volt power outlet; Crew Cab and Double Cab also include (CJ2) dual-zone climate control -- A -- PEH HD SLE Preferred Plus Package, includes (AG1) driver 10-way power seat adjuster when ordered with (AZ3) front 40/20/40 split-bench seat only, (BTV) Remote Vehicle Starter system, (T3U) front fog lamps, (C49) rear window defogger, (CJ2) dual-zone automatic climate control, (UG1) Universal Home Remote, (N37) manual tilt and telescoping steering wheel, (KI4) 110-volt power outlet, (DPN) outside heated power-adjustable trailering mirrors, (CGN) spray-on bedliner and (RIA) all-weather floor liner, LPO. 1 - Requires Crew Cab or Double Cab models. When (TRW) provision for cab roof-mounted lamp or (VYU) Snow Plow Prep Package are ordered, (UG1) Universal Home Remote will not be included. Not available with (PCY) SLE Fleet Preferred Package, (PDL) Cargo Convenience Package, LPO, (BG9) graphite-colored rubberized-vinyl floor covering, (ZW9) pickup box delete or (L5P) Duramax 6.6L Turbo-Diesel V8 engine. No changes or substitutions to the included HD SLE Preferred Plus Package equipment will be allowed unless noted above. -- A 1 -- Published August 18, 2017 Page 33

34 2018 GMC Sierra 2500HD Fleet INTERIOR Y65 Driver Alert Package, includes (UFL) Lane Departure Warning, (UEU) Forward Collision Alert, Safety Alert Seat and (UD5) Front and Rear Park Assist 1 - Requires Regular Cab model, (H0U) Jet Black cloth interior trim, (N37) manual Tilt-Wheel and telescoping steering column, and (PCY) SLE Fleet Preferred Package. Not available with (ZW9) pickup box delete or (9J4) rear bumper delete. 2 - Requires (UVD) heated steering wheel. Requires (KQV) heated and ventilated driver and front passenger seating, (AN3) front full-feature leather-appointed bucket seats and (H3A), (H3B) or (H3C) interior trim. Not available with (ZW9) pickup box delete or (9J4) rear bumper delete. -- A 1 A 2 UEU Forward Collision Alert 1 - Included and only available with (Y65) Driver Alert Package. -- A 1 A 1 UFL Lane Departure Warning 1 - Included and only available with (Y65) Driver Alert Package. -- A 1 A 1 AY0 Air bags, Crew Cab: single-stage frontal and thorax side-impact, driver and front passenger, and head curtain side-impact, front and rear outboard seating positions Double Cab and Regular Cab: Frontal Airbags- Driver single stage and Front Passenger dual-stage; Thorax side-impact, seat mounted, both driver and front passenger; Head-curtain front and rear outboard seating positions; Passenger Sensing System - Infant only suppression for passenger and passenger seat belt reminder status displayed on overhead console 1 - With (ZW9) pickup box delete on Double and Regular Cab you will get single-stage frontal and thorax side-impact, driver and front passenger, and head curtain side-impact, front and rear outboard seating positions. Always use safety belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information. S 1 S 1 S 1 C99 Air bag deactivation switch, frontal passenger-side 1 - Included and only available with (ZW9) pickup box delete on Double Cab and Regular Cab models. Not available on Crew Cab models. C67 Air conditioning, single-zone S S -- CJ2 Air conditioning, dual-zone automatic climate control, available on Crew Cab and Double Cab models 1 - Included and only available with (PCY) SLE Fleet Preferred Package or (PEH) HD SLE Preferred Plus Package. -- A 1 Assist handle, front passenger and driver on A-pillars S S S IOB Audio system, 7" diagonal Color Touch Screen with GMC Infotainment System, AM/FM with USB ports, auxiliary jack, Bluetooth streaming audio for music and most phones, Pandora Internet radio and voice-activated technology for radio and phone S IO5 Audio system, 8" diagonal Color Touch Screen with GMC Infotainment System, AM/FM/SiriusXM, HD Radio with USB ports, auxiliary jack, Bluetooth streaming audio for music and most phones, Pandora Internet radio and voice-activated technology for radio and phone 1 - Upgradeable to (IO6) 8" Diagonal Color Touch audio system with Navigation and GMC Infotainment System Published August 18, 2017 Page 34

35 2018 GMC Sierra 2500HD Fleet INTERIOR IO6 Audio system, 8" diagonal Color Touch Screen Navigation with GMC Infotainment System, AM/FM/SiriusXM, HD Radio with USB ports, auxiliary jack, Bluetooth streaming audio for music and most phones, Pandora Internet radio and voice-activated technology for radio and phone 1 - Included with (PDR) 2500HD SLT Gas Premium Plus Package or (PCH) Duramax Plus Package. -- A A 1 TG5 Single-slot CD/MP3 player 1 - On Crew Cab replaced by (U42) rear seat DVD/Blu-Ray Entertainment Package when (U42) is ordered U2K SiriusXM Satellite Radio is standard on nearly all 2018 GM models. Enjoy a 3-month All Access trial subscription with over 150 channels including commercial-free music, plus sports, news and entertainment. Plus listening on the app and online is included, so you'll hear the best SiriusXM has to offer, anywhere life takes you. Welcome to the world of SiriusXM. 1 - Requires (UE1) OnStar. If you decide to continue service after your trial, the subscription plan you choose will automatically renew thereafter and you will be charged according to your chosen payment method at then-current rates. Fees and taxes apply. To cancel you must call us at See our Customer Agreement for complete terms at All fees and programming subject to change If you decide to continue service after your trial, the subscription plan you choose will automatically renew thereafter and you will be charged according to your chosen payment method at then-current rates. Fees and taxes apply. To cancel you must call us at See our Customer Agreement for complete terms at All fees and programming subject to change.. A U2L Radio, HD -- UQ3 6-speaker audio system S S S UQA Bose Sound with 6 speaker system, (7 speaker system including subwoofer when ordered with bucket seats). 1 - Requires Crew Cab or Double Cab and (KI4) 110-volt power outlet. 2 - Included with (PDR) 2500HD SLT Gas Premium Plus Package, (PCH) Duramax Plus Package or (GAT) All Terrain HD Package. Bluetooth for phone, personal cell phone connectivity to vehicle audio system -- A 1 A 2 S S S D07 Console, floor mounted, with cup holders, cell phone storage, power cord management, hanging file holder capability and (K4C) wireless charging 1 - Included and only available with (A95) front bucket cloth seats. 2 - Included and only available with (AN3) front full-feature leather-appointed bucket seats. -- A 1 A 2 K34 Cruise control, steering wheel-mounted S S S UDC UDD Instrumentation, 6-gauge cluster featuring speedometer, fuel level, engine temperature, tachometer, voltage and oil pressure Driver Information Center, 3.5-inch diagonal monochromatic display, provides warning messages and basic vehicle information Driver Information Center, 4.2-inch diagonal color display, includes driver personalization, warning messages and vehicle information S S S Published August 18, 2017 Page 35

36 2018 GMC Sierra 2500HD Fleet INTERIOR C49 Defogger, rear-window electric 1 - Included with (PCY) SLE Fleet Preferred Package, (PCV) SLE Fleet Convenience Package or (PEH) HD SLE Preferred Plus Package. A A 1 AU3 Door locks, power S S S U42 BTV Entertainment Package, rear seat DVD/Blu-Ray player with 9.2 inch LCD display, 2 sets of wireless headphones and A/V remote control 1 - Requires Crew Cab model, (AN3) front bucket seats and (UQA) Bose premium audio system. Replaces (TG5) single-slot CD/MP3 player. Remote vehicle starter system 1 - Included with (PEH) HD SLE Preferred Plus Package A 1 -- A 1 AQQ A91 A60 Remote Keyless Entry 1 - Included and only available with (PCR) Sierra Fleet Convenience Package or (PEF) Sierra Convenience Plus Package. Remote Locking Tailgate 1 - Included and only available with (AQQ) Remote Keyless Entry, (PCR) Sierra Fleet Convenience Package or (PEF) Sierra Convenience Plus Package. Tailgate, locking, utilizes same key as ignition and door 1 - Not available with (AQQ) Remote Keyless Entry. A 1 A 1 S BG9 Floor covering, Graphite-colored rubberized-vinyl S A -- B30 Floor covering, color-keyed carpeting A B32 B33 Floor mats, rubberized-vinyl front 1 - Included and only available with (B30) color-keyed carpeting. Not available with (BG9) graphite-colored rubberized-vinyl floor covering. Floor mats, rubberized-vinyl rear for Crew Cab and Double Cab models only 1 - Included and only available with (B30) color-keyed carpeting. Not available with (BG9) graphite-colored rubberized-vinyl floor covering. A 1 -- A 1 -- B58 Floor mats, color-keyed carpeted first and second row DD8 Mirror, inside rearview auto-dimming 1 - Included and only available with (DPN) outside heated power-adjustable trailering mirrors. A 1 A 1 UE1 OnStar Guidance Plan for 6 months, including Automatic Crash Response, Stolen Vehicle Assistance, Roadside Assistance, Turn-by-Turn Navigation, Advanced Diagnostics and more (trial excludes Hands- Calling minutes) 1 - Included with (PEF) Sierra Convenience Plus Package. Retail orders receive a Limited Trial Service. Visit onstar.com for coverage map, details and system limitations. Services vary by model. OnStar acts as a link to existing emergency service providers. Not all vehicles may transmit all crash data. 2 - Retail orders receive a Limited Trial Service. Visit onstar.com for coverage map, details and system limitations. Services vary by model. OnStar acts as a link to existing emergency service providers. Not all vehicles may transmit all crash data. A Published August 18, 2017 Page 36

37 2018 GMC Sierra 2500HD Fleet INTERIOR VV4 OnStar 4G LTE and available built-in Wi-Fi hotspot offers a fast and reliable Internet connection for up to 7 devices; includes data trial for 3 months or 3GB (whichever comes first) 1 - Included and only available with (UE1) OnStar. Included with (PEF) Sierra Convenience Plus Package. Available Wi-Fi requires compatible mobile device, active OnStar service and data plan. Data plans provided by AT&T. Visit onstar.com for details and system limitations. 2 - Available Wi-Fi requires compatible mobile device, active OnStar service and data plan. Data plans provided by AT&T. Visit onstar.com for details and system limitations. A JF4 Pedals, power-adjustable for Crew Cab and Double Cab models 1 - Included and only available with (PCV) SLE Fleet Convenience Package. -- A 1 KI4 Power outlet, 110-volt AC 1 - Included with (PEF) Sierra Convenience Plus Package. 2 - Included with (PCY) SLE Fleet Preferred Package or (PEH) HD SLE Preferred Plus Package. A 1 A 2 UVC Rear Vision Camera 1 - Not included when (ZW9) pickup box delete is ordered. S 1 S 1 S 1 AE7 Seats, front 40/20/40 split-bench, 3-passenger, driver and front passenger recline with outboard head restraints and center fold-down armrest with storage. Vinyl has fixed lumbar and cloth has manually adjustable driver lumbar AZ3 Seats, front 40/20/40 split-bench, 3-passenger. Includes driver and front passenger recline with outboard head restraints and center fold-down armrest with storage. Includes manually adjustable driver lumbar, lockable storage compartment in seat cushion, and storage pockets 1 - Includes (AG1) driver 10-way power seat-adjuster and requires (H2R) Dark Ash or (H0U) Jet Black interior trim. Not Available with (H0U) Jet Black interior trim on Double Cab. 2 - Upgradeable to (A95) front bucket cloth seats. A Seats, front 40/20/40 split-bench, leather-appointed with (KA1) heated driver and front passenger seating and Jet Black interior trim 1 - Requires (AZ3) 40/20/40 split bench front seat and (H1Y) Jet Black leather appointed interior trim. Requires (PCY) SLE Fleet Preferred Package or (PEH) HD SLE Preferred Plus Package for 10-way power driver seat. -- A 1 -- A95 Seats, front cloth bucket with (KA1) heated seat cushions and seat backs. Includes 10-way power driver and 6-way power front passenger seat adjusters, including driver/front passenger power recline and driver/front passenger power lumbar. Also includes adjustable head restraints, (D07) floor console, storage pockets and (K4C) Wireless charging. 1 - Requires Crew Cab or Double Cab models. -- A 1 -- B3F Seats, front 40/20/40 leather-appointed split-bench, 3-passenger with (KA1) heated seat cushions and seat backs. Includes 10-way power driver and front passenger seat adjusters, including driver/front passenger power recline, driver/front passenger power lumbar, 2-position driver memory and adjustable outboard head restraints. 1 - Upgradeable to (AN3) front full-feature leather-appointed bucket seats Published August 18, 2017 Page 37

38 2018 GMC Sierra 2500HD Fleet INTERIOR AN3 Seats, front full-feature leather-appointed bucket with (KA1) heated seat cushions and seat backs. Includes 10-way power driver and front passenger seat adjusters, including 2-way power lumbar control, 2-position driver memory, adjustable head restraints, (D07) floor console, storage pockets and (K4C) Wireless charging. 1 - Included with (PDR) 2500HD SLT Gas Premium Plus Package A 1 AM7 Seat, rear full-width folding bench, 3-passenger (includes child seat top tether anchor) 1 - Requires Double Cab models A68 Seat, rear 60/40 folding bench (folds up), 3-passenger, (includes child seat top tether anchor) 1 - Requires Crew Cab models. 2 - Requires Crew Cab or Double Cab models. 1 2 AG1 KA1 KQV Seat adjuster, driver 10-way power 1 - Included and only available with (AZ3) front 40/20/40 split-bench cloth seat. Requires (H2R) Dark Ash or (H0U) Jet Black seat trim. 2 - Requires (AZ3) front 40/20/40 split-bench seat. Included with (PCY) SLE Fleet Preferred Package and (PEH) HD SLE Preferred Plus Package. Seating, heated driver and front passenger, available on Crew Cab and Double Cab models. 1 - Requires (AZ3) front 40/20/40 split-bench cloth seat and (AG1) 10-way power driver seat. Included with (A95) front bucket cloth seat or leather (AZ3) 40/20/40 split-bench seat. Seating, heated and ventilated perforated leather-appointed front bucket 1 - Requires (AN3) front full-feature leather-appointed bucket seats and (H3A), (H3B) or (H3C) perforated leather-appointed seat trims. A 1 A A A 1 NP5 Steering wheel, leather-wrapped with audio and cruise controls -- UK3 Steering wheel audio controls -- NK5 Steering wheel, base UVD Steering wheel, heated, leather wrapped with audio and cruise controls 1 - Included with (GAT) All Terrain HD Package or (PDR) 2500HD SLT Gas Premium Plus Package. Requires (UD5) Front and Rear Park Assist. Not available with (ZW9) pickup box delete or (9J4) rear bumper delete A 1 N33 Steering column, manual Tilt-Wheel S S -- N37 CF5 Steering column, manual Tilt-Wheel and telescoping 1 - Requires (AG1) driver 10-way power seat adjuster or (A95) front cloth bucket seats and (KI4) 110-volt power outlet. Included with (PEH) HD SLE Preferred Plus Package. Sunroof, power 1 - Requires Crew Cab model. Not available with (TRW) provision for cab roof-mounted lamp or (VYU) Snow Plow Prep Package. -- A A 1 TDM Teen Driver mode, a configurable feature that lets you activate customizable vehicle settings associated with a key fob, to encourage safe driving behavior. It can limit certain vehicle features, and it prevents certain safety systems from being turned off. An in-vehicle report gives you information on your teen's driving habits and helps you to continue to coach your new driver S S S Published August 18, 2017 Page 38

39 2018 GMC Sierra 2500HD Fleet INTERIOR UTJ Theft-deterrent system, unauthorized entry 1 - Included and only available with (BTV) Remote Vehicle Starter system. -- A 1 UJM Tire Pressure Monitoring System with Tire Fill Alert (does not apply to spare tire) S S S UG1 Universal Home Remote 1 - Requires Crew Cab or Double Cab model. Included and only available with (PCV) SLE Fleet Convenience Package or (PEH) HD SLE Preferred Plus Package. Not available with (TRW) provision for cab roof-mounted lamp or (VYU) Snow Plow Prep Package. 2 - Not included when (TRW) provision for cab roof-mounted lamp or (VYU) Snow Plow Prep Package are ordered. -- A 1 2 9L7 Upfitter switches, (4) Provides 4-30 amp circuits to facilitate installation of aftermarket electrical accessories A DH6 Visors, driver and front passenger illuminated vanity mirrors -- A48 Window, power, rear sliding with rear defogger 1 - Requires Crew Cab or Double Cab model. Included and only available with (PCV) SLE Fleet Convenience Package. Not available with (TRW) Provision for cab roof-mounted lamp or (VYU) Snow Plow Prep Package. 2 - Included with (PDR) 2500HD SLT Gas Premium Plus Package. Not available with (TRW) Provision for cab roof-mounted lamp or (VYU) Snow Plow Prep Package. -- A 1 A 2 A31 K4C Windows, power with driver express up and down and express down on all other windows 1 - Standard on Crew Cab and Double Cab. On Regular Cab, Included and only available with (PCR) Sierra Fleet Convenience Package. Wireless Charging 1 - Requires Crew Cab or Double Cab models. Included and only available with (A95) front bucket seats. Not compatible with all phones. Compliant batteries include QI and PMA technologies. Reference Mobile devices manual to confirm what type of battery it uses. 2 - Included and only available with (AN3) front full feature leather appointed bucket seats. Not compatible with all phones. Compliant batteries include QI and PMA technologies. Reference Mobile devices manual to confirm what type of battery it uses. A 1 -- A 1 A 2 PDH PDL LPO, GMC Interior Protection Package, includes (VAV) all-weather floor mats, LPO and (VBR) rubber bed mat, LPO, (dealer-installed) 1 - Requires (B30) color-keyed carpeting. Not available with (ZW9) pickup box delete, (CGN) spray-on bed liner or (VZX) bed liner, LPO. 2 - Not available with (ZW9) pickup box delete, (CGN) spray-on bed liner, (PDL) Cargo Convenience Package, LPO or (VZX) bed liner, LPO. LPO, Cargo Convenience Package, includes (VAV) all-weather floor mats, LPO, (VKW) front console organizer, LPO and (VBJ) rear under seat storage, LPO, (dealer-installed) 1 - Requires Crew Cab or Double Cab model, (B30) color-keyed carpeting and (A95) front cloth bucket seats. 2 - Requires (AN3) front full-feature leather-appointed bucket seats. A/D 1 A/D 2 A/D 2 -- A/D 1 A/D 2 Published August 18, 2017 Page 39

40 2018 GMC Sierra 2500HD Fleet INTERIOR RIA LPO, All-weather floor liner, (dealer-installed) 1 - Requires Crew Cab or Double Cab model and (B30) color keyed carpeting. Not available with (VAV) all-weather floor mats or (BG9) graphite-colored rubberized-vinyl floor covering. 4WD models require (NQF) electronic shift with rotary dial controls transfer case. 2 - Requires Crew Cab or Double Cab models and (B30) color keyed carpeting. Included with (PEH) HD SLE Preferred Plus Package. Not available with (VAV) all-weather floor mats or (BG9) graphite-colored rubberized-vinyl floor covering. 3 - Included with (GAT) All Terrain HD Package. Not available with (VAV) all-weather floor mats. A/D 1 A/D 2 A/D 3 VAV LPO, All-weather floor mats, front and rear on Crew Cab and Double Cab; front only on Regular Cab (dealer-installed) 1 - Requires (B30) color-keyed carpeting. Included with (PDH) GMC Interior Protection Package, LPO. 2 - Requires (B30) color-keyed carpeting. Included with (PDL) Cargo Convenience Package, LPO and (PDH) GMC Interior Protection Package, LPO. 3 - Included with (PDL) Cargo Convenience Package, LPO and (PDH) GMC Interior Protection Package, LPO. A/D 1 A/D 2 A/D 3 S0P LPO, Console insert organizer tray, (dealer-installed) 1 - Requires Crew Cab or Double Cab models and (A95) front bucket seats. Not available with (VKW) front console organizer, LPO. 2 - Requires (AN3) front bucket seats. Not available with (VKW) front console organizer, LPO. -- A/D 1 A/D 2 VKW LPO, Console insert expandable folder tote, (dealer-installed) 1 - Included with (PDL) Cargo Convenience Package, LPO. Requires Crew Cab or Double Cab models and (A95) front bucket cloth seats. Not available with (S0P) console insert, LPO. 2 - Included with (PDL) Cargo Convenience Package, LPO. Requires (AN3) front full-feature leather-appointed bucket seats. Not available with (S0P) console insert, LPO. -- A/D 1 A/D 2 UJ5 LPO, Rear seat DVD entertainment system, dual independent 7" monitors located in the headrest, includes cable kit, remote control, 2-wireless infrared headphones, vehicle wire harness jumper, control box, owners manual and 6-AAA batteries for headphones and remote (dealer installed) 1 - Requires Crew Cab or Double Cab models. Not available with (AE7) 40/20/40 split-bench front seat. 2 - Requires Crew Cab or Double Cab models. 3 - Not available with (U42) rear seat DVD/Blu-Ray Entertainment Package. A/D 1 A/D 2 A/D 3 VBJ LPO, Rear underseat storage, composite storage bin (dealer-installed) 1 - Requires Crew Cab or Double Cab model. 2 - Requires Crew Cab or Double Cab models. Included with (PDL) Cargo Convenience Package, LPO. A/D 1 A/D 2 A/D 2 Published August 18, 2017 Page 40

41 2018 GMC Sierra 2500HD Fleet EXTERIOR S = Standard Equipment A = Available -- (dashes) = Not Available D = ADI Available = Included in Equipment Group = Included in Equipment Group but upgradeable *Indicates availability of feature on multiple models. For example, it indicates feature availability on 2WD and 4WD Models or Rear wheel drive and All-wheel drive Models. s listed in the shaded column titled are for internal use only and should not be ordered. GAT All Terrain HD Package, for Crew Cab models only, includes (CGN) spray-on bed liner, (QGM) LT265/70R18E all-terrain, blackwall tires, (UD5) Front and Rear Park Assist, (Z71) Off-Road Suspension Package, (NZZ) underbody shield, all terrain grille insert with body color grille surround with chrome accents, (UVD) heated steering wheel, (VB5) front body-color bumper, (VT5) rear body-color bumper with Cornerstep, (DP6) Black painted mirror caps, (D75) body color door handles, (B86) body color side moldings, Black belt moldings, Black skid plate, sill plates, (RIA) floor liners, LPO and (RVS) 4" black round assist steps, LPO. 1 - Requires 4WD models. Requires one of the following exterior colors: (GAZ) Summit White, (GBA) Onyx Black or (GPA) Dark Slate Metallic. Includes (AN3) front leather-appointed bucket seats and (UQA) Bose premium audio system. (PYR) 18" chromed aluminum wheels are upgradeable to (RTH) 20"polished aluminum wheels with Dark Argent Metallic pockets.. All-terrain tires are required with (GAT). (DL3) outside power-adjustable mirrors upgradeable to (DQS) outside memory equipped heated power-adjustable vertical trailering mirrors. Not available with SEO options, (ZW9) pickup box delete, (TRW) Provision for cab roof-mounted lamp/beacon, (9J4) rear bumper delete or (Y65) Driver Alert Package A 1 STF All Terrain X HD Package, includes (RT4) 18 Black Painted Aluminum Wheels, (QF2) Tires, LT 275/65R18 MT blackwall Goodyear Wrangler DuraTrac, Black Bed Mounted Sport Bar, (DQS) Power Adjustable Heated Power Fold Trailering Mirror with integrated Turn Signal, Cargo Lamp, and Amber Clearance Lamp, (DPK) Black Mirror Caps, Black B Pillar Vinyl Wrap and Black Front-Bumper Skid Plate. 1 - Requires TK25743 model and (GAT) All Terrain HD Package. Not available with (PDR) 2500HD SLT Gas Premium Plus Package, SEO options, (PDH) GMC Interior Protection Package, LPO, (VQT) hard tri-folding tonneau cover, LPO, (VPB) soft tonneau cover, LPO, (5JY) soft folding tonneau cover, LPO, (RVQ) 6" rectangular Black tubular assist steps, LPO, (SCZ) chrome tailgate handle, LPO, (VAV) all-weather floor mats, LPO, (VQZ) polished exhaust tip, LPO, (VXH) 6" rectangular chrome tubular assist steps, LPO, (VXJ) 4" round chrome tubular assist steps, LPO, (S6L) Off-Road assist steps, LPO, (S6V) Cargo box retractable side assist step, LPO, (VZX) bed liner, LPO A 1 Published August 18, 2017 Page 41

42 2018 GMC Sierra 2500HD Fleet EXTERIOR PDR 2500HD SLT Gas Premium Plus Package, Requires Crew Cab or Double Cab model. Includes (UD5) Front and Rear Park Assist, (UVD) heated steering wheel, (A48) power sliding rear window, (VXH) 6" rectangular chrome tubular assist steps, LPO, (UQA) Bose premium audio system, (IO6) GMC Infotainment 8" Diagonal Color Touch audio system with Navigation, (DQS) outside memory equipped heated power-adjustable vertical trailering mirrors, (AN3) front leather-appointed bucket seats and (CGN) spray-on bedliner. 1 - Requires (L96) Vortec 6.0L V8 SFI engine. Not available with (9J4) rear bumper delete, (ZW9) pickup box delete, (GAT) All Terrain HD Package, (TRW) provision for cab roof-mounted lamp, (VYU) Snow Plow Prep Package, ((L5P) Duramax 6.6L Turbo-Diesel V8 engine. Note: No changes or substitutions to the included Premium Plus Package equipment will be allowed. If not specifically mentioned as not available as above, all other normally available 4SA options will be allowed A 1 4X4 chrome badge 1 - Included and only available with 4X4 models. CGN Bed Liner, Spray-on, Pickup box bed liner with GMC logo consisting of high pressure, chemically bonded, sprayed-on polyurea & polyurethane liner formulation. Liner is permanently bonded to the truck bed providing a water tight seal. The textured, non-skid surface is black in color and robotically applied. Spray-on liner covers entire bed interior surface below side rails, including tailgate, front box top rail, gage hole plugs and lower tie down loops. 1 - Not available with (ZW9) pickup box delete, (VZX) bed liner, LPO or with any ship thru code. 2 - Not available with (ZW9) pickup box delete, (VZX) bed liner, LPO or with any ship thru code. Included with (PEH) HD SLE Preferred Plus Package. 3 - Included with (GAT) All Terrain Package or (PDR) 2500HD SLT Gas Premium Plus Package. Not available with (ZW9) pickup box delete, (VZX) bed liner, LPO or with any ship thru code. A 1 A 2 A 3 BWN CornerStep, rear bumper 1 - Requires (E63) pickup box. S 1 S 1 S 1 V46 Bumper, front chrome S S S VJH VB5 VT5 Bumper, rear chrome with bumper CornerSteps 1 - Requires (E63) pickup box. Bumper, front, body-color 1 - Included and only available with (GAT) All Terrain HD Package. Bumper, rear body-color with bumper CornerSteps 1 - Included and only available with (GAT) All Terrain HD Package. Capped Fuel Fill 1 - Included and only available with (ZW9) pickup box delete and (L5P) 6.6L Turbo-Diesel V8 engine. 2 - Included and only available with (L5P) 6.6L Turbo-Diesel V8 engine. Capless Fuel Fill 1 - Requires gas engine and (E63) pickup box. S 1 S 1 S A A 1 A 1 A 1 A 2 S 1 S 1 S 1 9J4 Bumper, rear, delete 1 - Included with (ZW9) pickup box delete. 2 - Included and only available with (ZW9) pickup box delete. A 1 A 1 A 2 Published August 18, 2017 Page 42

43 2018 GMC Sierra 2500HD Fleet EXTERIOR Daytime Running Lamps, with automatic exterior lamp control S S S Door handles, Black S D75 Door handles, body-color 1 - Included and only available with (GAT) All Terrain HD Package. -- A 1 E20 Door handles, chrome T3U Fog lamps, front, halogen 1 - Included with (PCY) SLE Fleet Preferred Package or (PEH) HD SLE Preferred Plus Package. -- A 1 CTD Cargo tie downs (4), movable upper 1 - Not available with (ZW9) pickup box delete. S 1 S 1 S 1 V22 Grille surround, chrome S S S AKP Glass, solar absorbing, tinted A AKO VK3 Glass, deep-tinted 1 - Included with (PEF) Sierra Convenience Plus Package. Headlamps, high intensity discharge (HID) projector-beam with GMC signature LED lighting License plate kit, front (will be forced on orders with ship-to states that require front license plate) Note: (VK3) deletes center lower bumper filler panel. A 1 S S S A A A Lamps, cargo area, cab mounted with switch on center switch bank S S S U01 UF2 Lamps, Smoked Amber roof marker 1 - Not available with (YF5) California state emissions requirements. LED Lighting, cargo box with switch on center switch bank 1 - Requires (E63) pickup box. Included with (PEF) Sierra Convenience Plus Package. 2 - Deleted when (ZW9) pickup box delete is ordered. A DE2 Mirrors, outside manual, Black DF2 Mirrors, outside high-visibility vertical trailering, Black with manual folding and extension and lower convex spotter glass 1 - Not available with (PCR) Sierra Fleet Convenience Package. A DL8 DL3 Mirrors, outside heated power-adjustable, (includes driver's side spotter mirror) 1 - Black, Included and only available with (PCR) Sierra Fleet Convenience Package. 2 - Body-color. Mirrors, outside chrome cap, heated power-adjustable, power-folding and driver-side auto-dimming, with integrated turn signal indicators and puddle lamps (includes driver's side spotter mirror) A Published August 18, 2017 Page 43

44 2018 GMC Sierra 2500HD Fleet EXTERIOR DPN Mirrors, outside heated power-adjustable vertical trailering, upper glass, manual-folding and extending, black. Includes integrated turn signal indicators consisting of 51 square inch flat mirror surface positioned over a 24.5 square inch convex mirror surface with a common head and lower convex spotter glass (convex glass is not heated and not power adjustable) and addition of Auxiliary cargo lamp for backing up (helps to see trailer when backing up with a trailer) and amber auxiliary clearance lamp 1 - Requires (PCR) Sierra Fleet Convenience Package when (PEF) Sierra Convenience Plus Package is not ordered. Included with (PEF) Sierra Convenience Plus Package. Includes (DD8) auto-dimming inside rearview mirror. 2 - Includes (DD8) auto-dimming inside rearview mirror. Included with (PEH) HD SLE Preferred Plus Package. A 1 A 2 -- DQS Mirrors, Chrome, outside heated power-adjustable vertical trailering, memory-equipped, upper glass, power-folding and manual extending; includes integrated turn signal indicators, consisting of 51 square inch flat mirror surface positioned over a 24.5 square inch convex mirror surface with a common head and lower convex spotter glass (convex glass is not heated and not power adjustable) and addition of auxiliary cargo lamp for backing up (helps to see trailer when backing up with a trailer) and amber auxiliary clearance lamp 1 - Included with (PCH) Duramax Plus Package or (PDR) 2500HD SLT Gas Premium Plus Package. Mirror is not chrome when (STF) All Terrain X HD Package is ordered A 1 DP6 Mirror caps, body-color 1 - Included and only available with (GAT) All Terrain Package and mirror caps will be Black. -- A 1 DP9 Mirror caps, chrome DPK B86 Mirror caps, Black 1 - Included and only available with (STF) All Terrain X HD Package. Moldings, bodyside, body color 1 - Included and only available with (GAT) All Terrain HD Package A 1 -- A 1 B85 Moldings, bodyside, chrome E63 Pickup box S S S ZW9 Pickup box, delete, includes capped fuel fill, (SFW) Back-up alarm calibration, (9J4) rear bumper delete, spare tire delete and spare tire carrier delete. If equipped, deletes capless fuel fill, (Z82) trailering equipment, (A91) remote locking tailgate, (A60) locking tailgate, (PPA) EZ-Lift and Lower tailgate, (SAF) tire carrier lock and (JL1) trailer brake controller 1 - Requires long box model T*259*3. Published August 18, 2017 Page 44

45 2018 GMC Sierra 2500HD Fleet EXTERIOR TRW Provision for cab roof-mounted lamp/beacon, provides an instrument panel-mounted switch and electrical wiring tucked beneath the headliner for a body upfitter to connect a body-mounted warning or emergency lamp 1 - Included with (VYU) Snow Plow Prep Package. 2 - Not available with (UG1) Universal Home Remote. Included with (VYU) Snow Plow Prep Package. 3 - Not available with (UG1) Universal Home Remote or (CF5) power sunroof. Included with (VYU) Snow Plow Prep Package. A 1 A 2 A 3 UD7 Rear Park Assist, Ultrasonic 1 - Not available with (ZW9) pickup box delete or (9J4) rear bumper delete. -- A 1 -- UD5 Front and Rear Park Assist, Ultrasonic 1 - Included and only available on Regular Cab model with (Y65) Driver Alert Package. Not available with (ZW9) pickup box delete or (9J4) rear bumper delete. 2 - Included with (PDR) 2500HD SLT Gas Premium Plus Package, (PCH) Duramax Plus Package, (GAT) All Terrain HD Package or (Y65) Driver Alert Package. Not available with (ZW9) pickup box delete or (9J4) rear bumper delete. -- A 1 A 2 V76 Recovery hooks, front, frame-mounted, black S S S Tailgate and bed rail protection caps, top S S S PPA Tailgate, EZ-Lift and Lower -- SAF Tire carrier lock, keyed cylinder lock that utilizes same key as ignition and door 1 - Not included when (ZW9) pickup box delete or (9J4) rear bumper delete is ordered. S 1 S 1 S 1 QHQ Tires, LT245/75R17E all-season, blackwall S S -- QXT Tires, LT265/70R17E all-terrain, blackwall A A -- QGM Tires, LT265/70R18E all-terrain, blackwall 1 - Included with (GAT) All Terrain HD Package. A A A 1 QWF Tires, LT265/70R18E all-season, blackwall A A QF2 Tires, LT275/65R18E 123/120Q maximum traction blackwall Goodyear Wrangler DuraTrac. Aggressive tread may result in a higher level of noise while driving. Routine tire rotations are strongly recommended. 1 - Requires 4WD. Not available with (ZW9) pickup box delete. Note: Spare tire is (ZWF) LT265/70R18E all-season, blackwall tire with (N79) 18" painted steel wheel. 2 - Included and only available with (STF) All Terrain X HD Package. A 1 A 1 A 2 QFC Tires, LT265/60R20E all-terrain, blackwall -- A A ZHQ ZXT Tire, spare LT245/75R17E all-season, blackwall 1 - Included with (QHQ) LT245/75R17 all-season, blackwall tires. Available to order when (ZW9) pick-up box delete is ordered. Tire, spare LT265/70R17E all-terrain, blackwall 1 - Included and only available with (QXT) LT265/70R17E all-terrain, blackwall tires. Available to order when (ZW9) pick-up box delete is ordered. A 1 A 1 -- A 1 A 1 -- Published August 18, 2017 Page 45

46 2018 GMC Sierra 2500HD Fleet EXTERIOR ZWF Tire, spare LT265/70R18E all-season, blackwall 1 - Included and only available with (QWF) LT265/70R18E all-season tires, (QFC) LT265/60R20E all-terrain tires, (QF2) LT275/65R18E 123/120Q maximum traction blackwall tires or (QGM) LT265/70R18E all-terrain tires. Available to order when (ZW9) pick-up box delete is ordered. PYN Wheels, 17" (43.2 cm) steel, includes 17" x 7.5" (43.2 cm x 19.1 cm) steel spare wheel. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered S A -- PYQ Wheels, 17" (43.2 cm) machined aluminum, includes 17" x 7.5" (43.2 cm x 19.1 cm) steel spare wheel. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered. 1 - Upgradeable to (PYT) 18" (45.7 cm) painted steel wheels, (PYR) 18" (45.7 cm) chromed aluminum wheels or (PYU) 20" 5-spoke polished aluminum wheels. A 1 -- PYT Wheels, 18" (45.7 cm) painted steel, includes 18" x 8" (45.7 cm x 20.3 cm) steel spare wheel. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered. 1 - Requires (QGM) LT265/70R18E all-terrain, blackwall tires, (QF2) LT275/65R18E 123/120Q maximum traction blackwall tires or (QWF) LT265/70R18E all-season, blackwall tires. A 1 A 1 -- PYR Wheels, 18" (45.7 cm) chromed aluminum, includes 18" x 8" (45.7 cm x 20.3 cm) steel spare wheel. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered. 1 - Upgradeable to (PYU) 20" (50.8 cm) polished aluminum wheels. -- A 1 PYU Wheels, 20" 5-spoke polished aluminum, includes 18" x 8" (45.7 cm x 20.3 cm) steel spare wheel. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered 1 - Requires Crew Cab or Double Cab models. -- A 1 -- RT4 Wheels, 18" (45.7 cm) Black painted aluminum 1 - Included and only available with (STF) All Terrain X HD Package A 1 RTH Q7R Wheels, 20" (50.8 cm) polished aluminum with Dark Argent Metallic pockets, includes 18" x 8" (45.7 cm x 20.3 cm) steel spare wheel. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered 1 - Requires Crew Cab model, (GAT) All Terrain HD Package and (QFC) LT265/60R20E all-terrain, blackwall tire. Wheels, 20" (50.8 cm) 6-spoke polished aluminum 1 - Not available with (GAT) All Terrain HD Package A A 1 NZ4 Wheels, 17" x 7.5" (43.2 cm x 19.1 cm) full-size, steel spare. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered. 1 - Requires 17" wheels and tires. S 1 S 1 -- N79 Wheel, 18" x 8" (45.7 cm x 20.3 cm) full-size, steel spare. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered. 1 - Requires 18" or 20" wheels and tires. A 1 A 1 1 B1J Wheelhouse liners, rear 1 - Requires Crew Cab or Double Cab model. Deleted when (ZW9) pickup box delete is ordered Published August 18, 2017 Page 46

47 2018 GMC Sierra 2500HD Fleet EXTERIOR VXH LPO, Assist steps, chromed tubular, 6" rectangular (dealer-installed) 1 - Not available with (RVQ) 6" rectangular Black tubular assist steps, LPO, (RVS) 4" round Black tubular assist step, LPO or (VXJ) 4" round chrome tubular assist steps, LPO. 2 - Included with (PDR) 2500HD SLT Gas Premium Plus Package. Not available with (RVQ) 6" rectangular Black tubular assist steps, LPO, (RVS) 4" round Black tubular assist step, LPO or (VXJ) 4" round chrome tubular assist steps, LPO. A/D 1 A/D 1 A/D 2 R8M Assist Steps Not Desired or Alternate Step Desired 1 - Requires (L5P) 6.6L Turbo-Diesel V8, B20-Diesel engine A 1 VXJ LPO, Assist steps, chromed tubular, 4" round (dealer-installed) 1 - Not available with (RVQ) 6" rectangular Black tubular assist steps, LPO (S6V) cargo box retractable side assist step, LPO. (RVS) 4" round Black tubular assist step, LPO or (VXH) 6" rectangular chrome tubular assist steps, LPO. A/D 1 A/D 1 A/D 1 RVQ LPO, Black tubular assist step, 6" rectangular, (dealer-installed) 1 - Not available with (VXJ) 4" round chrome tubular assist steps, LPO, (RVS) 4" round Black tubular assist step, LPO or (VXH) 6" rectangular chrome tubular assist steps, LPO. A/D 1 A/D 1 A/D 1 RVS LPO, Black tubular assist steps, 4" round, (dealer-installed) 1 - Not available with (RVQ) 6" rectangular Black tubular assist steps, LPO, (VXJ) 4" round chrome tubular assist steps, LPO, (S6V) cargo box retractable side assist step, LPO or (VXH) 6" rectangular chrome tubular assist steps, LPO. 2 - Included with (GAT) All Terrain HD Package. Not available with (RVQ) 6" rectangular Black tubular assist steps, LPO, (VXJ) 4" round chrome tubular assist steps, LPO, (S6V) cargo box retractable side assist step, LPO or (VXH) 6" rectangular chrome tubular assist steps, LPO. A/D 1 A/D 1 A/D 2 S6L LPO, Off-road assist steps, (dealer-installed) 1 - Requires Crew Cab or Double Cab models. Not available with (L5P) Duramax 6.6L Turbo-Diesel V8 engine or assist steps (RVS, RVQ, VXJ, S6V, VXH). A/D 1 A/D 1 A/D 1 VZX LPO, Bed liner, (dealer-installed) 1 - Not available with (ZW9) pickup box delete or (CGN) spray-on bed liner. A/D 1 A/D 1 A/D 1 VBR LPO, Rubber bed mat, (dealer-installed) 1 - Included with (PDH) GMC Interior Protection Package, LPO. Not available with (ZW9) pickup box delete or (VZX) bed liner, LPO. A/D 1 A/D 1 A/D 1 SF6 LPO, Body color wheel arch moldings, (dealer-installed) 1 - Requires (GAN) Quicksilver Metallic, (GAZ) Summit White or (GBA) Onyx Black. Not available with (VQK) Front and Rear Molded Splash Guards, LPO, (VRV) Body Color Molded Splash Guards, LPO or (ZW9) pickup box delete. A/D 1 A/D 1 A/D 1 VRV LPO, Body Color Molded Splash Guards, (dealer installed) 1 - Requires (GAN) Quicksilver Metallic, (GAZ) Summit White or (GBA) Onyx Black. Not available with (VQK) Front and Rear Molded Splash Guards, LPO, (SF6) Body color wheel arch moldings, LPO or (ZW9) pickup box delete. A/D 1 A/D 1 A/D 1 RWK LPO, Bodyside moldings, body-colored, (dealer installed) 1 - Requires one of the following exterior colors: (GAN) Quick Silver Metallic, (GAZ) Summit White, (GBA) Onyx Black or (G7C) Cardinal Red. Not available with (TGK) Special Paint and (01U) Special Paint. A/D Published August 18, 2017 Page 47

48 2018 GMC Sierra 2500HD Fleet EXTERIOR S6V LPO, Cargo box retractable driver side only side assist step, (dealer-installed) 1 - Not available with (RVS) Black tubular assist steps, 4" round, LPO or (VXJ) assist steps, chromed tubular, 4" round, LPO. Not available with (ZW9) pickup box delete. A/D 1 A/D 1 A/D 1 VQY LPO, Chrome recovery hooks, (dealer-installed) 1 - Not available with (GAT) All Terrain Package. A/D A/D A/D 1 VQZ LPO, Polished exhaust tip, (dealer-installed) (requires gas engine) A/D A/D A/D VQK SJ9 NAA RZB 5JY VPB VQT SCZ LPO, Front and Rear Molded Splash Guards, Black, (dealer-installed) 1 - Not available with (VRV) Body Color Molded Splash Guards, LPO, (SF6) Body color wheel arch moldings, LPO or (ZW9) pickup box delete. LPO, Grille, chrome surround with body-color inserts, (dealer installed) 1 - Requires one of the following exterior colors: (GAN) Quicksilver Metallic, (GAZ) Summit White or (GBA) Onyx Black. Not available with (TGK) Special Paint and (01U) Special Paint or (RZB) Sierra body-color accented grille, LPO. 2 - Requires one of the following exterior colors: (GAN) Quicksilver Metallic, (GAZ) Summit White or (GBA) Onyx Black. Not available with (TGK) Special Paint and (01U) Special Paint or (RZB) Sierra body-color accented grille, LPO. Not available with (GAT) All Terrain HD Package. LPO, Rocker Guard (dealer-installed) 1 - Requires Crew Cab or Double Cab model. Not available with the following: (STF), (PDR), (S6V), (S6L), (RVQ), (RVS), (VXH) or (VXJ). LPO, Sierra body-color accented grille, (dealer-installed) 1 - Requires exterior paint color (GAN) Quicksilver Metallic, (GAZ) Summit White or (GBA) Onyx Black. 2 - Requires exterior paint color (GAN) Quicksilver Metallic, (GAZ) Summit White or (GBA) Onyx Black. Not available on (GAT) All Terrain Package. LPO, Soft folding tonneau cover, (dealer-installed) 1 - Not available with (ZW9) pickup box delete, (VPB) vinyl tonneau cover with integrated support bows, LPO or (VQT) hard tri-folding tonneau cover, LPO. LPO, Vinyl tonneau cover with integrated support bows, (dealer-installed) 1 - Not available with (ZW9) pickup box delete, (5JY) soft folding tonneau cover, LPO or (VQT) hard tri-folding tonneau cover, LPO. LPO, Tonneau cover, Hard tri-folding with vinyl cover, (dealer-installed) 1 - Not available with (ZW9) pickup box delete, (VPB) soft tonneau cover, LPO or (5JY) soft-folding tonneau cover, LPO. LPO, Tailgate handle, chrome, (dealer-installed) 1 - Not available with (GAT) All Terrain Package or (ZW9) pickup box delete. A/D 1 A/D 1 A/D 1 A/D 1 A/D 1 A/D 2 A/D 1 A/D 1 A/D 1 A/D 1 A/D 1 A/D 2 A/D 1 A/D 1 A/D 1 A/D 1 A/D 1 A/D 1 A/D 1 A/D 1 A/D A/D 1 SFE LPO, Wheel locks, set of 4 (dealer-installed) A/D A/D A/D Published August 18, 2017 Page 48

49 2018 GMC Sierra 2500HD Fleet MECHANICAL S = Standard Equipment A = Available -- (dashes) = Not Available D = ADI Available = Included in Equipment Group = Included in Equipment Group but upgradeable *Indicates availability of feature on multiple models. For example, it indicates feature availability on 2WD and 4WD Models or Rear wheel drive and All-wheel drive Models. s listed in the shaded column titled are for internal use only and should not be ordered. UB7 Performance Package, Higher Payload. Provides heavier duty frame and rear suspension specially tuned to handle higher payloads. Includes (C7A) 10,000 lbs. GVWR. 1 - Requires TC25903 model, (L96) Vortec 6.0L V8 SFI engine, (GT4) 3.73 rear axle ratio and (QGM) LT265/70R18E all-terrain blackwall tires or (QWF) LT265/70R18E all-season blackwall tires A 1 A 1 -- PCH Duramax Plus Package, includes (L5P) Duramax 6.6L Turbo-Diesel V8 engine, (DQS) outside memory equipped heated power-adjustable vertical trailering mirrors, (MW7) Allison speed automatic transmission, (UQA) Bose premium audio system, (UD5) front and rear park assist and (IO6) 8" diagonal Color Touch Screen Navigation with GMC Infotainment 1 - Requires Crew Cab model. Not available with (ZW9) pickup box delete or (9J4) rear bumper delete A 1 VYU Snow Plow Prep Package, includes power feed for backup and roof emergency light, (KW5) 220-amp alternator with gas or diesel engine, forward lamp wiring harness, (TRW) provision for cab roof mounted lamp/beacon, (NZZ) underbody shields and Heavy-Duty front-springs 1 - available on 4WD models. Upgradeable to (KHB) dual, 150 amps and 220 amps each alternators with (L5P) Duramax 6.6L Turbo-Diesel V8 engine. 2 - available on 4WD models. Not available with (UG1) Universal Home Remote. Upgradeable to (KHB) dual, 150 amps and 220 amps each alternators with (L5P) Duramax 6.6L Turbo-Diesel V8 engine. 3 - available on 4WD models. Not available with (CF5) power sunroof. When (VYU) is ordered, (UG1) Universal Home Remote is deleted. Upgradeable to (KHB) dual, 150 amps and 220 amps each alternators with L5P) Duramax 6.6L Turbo-Diesel V8 engine. A 1 A 2 A 3 R9Y Fleet Maintenance Credit. This option code provides a credit in lieu of the free oil changes, tire rotations and inspections (2 maximum), during the first 24 months and 24,000 miles period for this ordered vehicle. The invoice will detail the applicable credit. The customer will be responsible for all oil change, tire rotations and inspections costs for this vehicle. 1 - Requires one of the following Fleet or Government order types: FBC, FBN, FCA, FCN, FEF, FLS, FNR, FRC or FGO. Not available with FDR order type. KG4 Alternator, 150 amps S S S KW5 KHB Alternator, 220 amps 1 - Included with (VYU) Snow Plow Prep Package when ordered with gas or diesel engines. Alternators, dual, 150 amps and 220 amps each 1 - Requires (L5P) Duramax 6.6L Turbo-Diesel V8 engine. K47 Air cleaner, high-capacity Published August 18, 2017 Page 49

50 2018 GMC Sierra 2500HD Fleet MECHANICAL Battery, heavy-duty 720 cold-cranking amps/80 Amp-hr, maintenance-free with rundown protection and retained accessory power S S S Battery, heavy-duty dual 730 cold-cranking amps/70 Amp-hr, maintenance-free with rundown protection and retained accessory power 1 - Included and only available with (L5P) Duramax 6.6L Turbo-Diesel V8 engine. K4B Battery, 730 cold-cranking amps, auxiliary 1 - Not available with (L5P) Duramax 6.6L Turbo-Diesel V8 engine. J95 Brakes, 4-wheel antilock, 4-wheel disc with DuraLife brake rotors S S S KC4 Cooling, external engine oil cooler S S S KNP Cooling, auxiliary external transmission oil cooler S S S V10 Cover, 1-piece, covers radiator grille and front bumper openings for diesel engines in winter weather 1 - Requires (L5P) Duramax 6.6L Turbo-Diesel V8 engine and is required on orders with "Ship To" locations within the following states: Maine, New Hampshire, Vermont, Minnesota, North Dakota, South Dakota, Montana, Alaska, Idaho, Wisconsin, Wyoming, Michigan, Colorado and New York. G80 Differential, heavy-duty locking rear S S S FE9 Emissions, Federal requirements A A A NE1 NC7 NB9 Emissions, Connecticut, Delaware, Maine, Maryland, Massachusetts, New Jersey, New York, Oregon, Pennsylvania, Rhode Island, Vermont and Washington state requirements Emissions override, Federal (for vehicles ordered by dealers in Federal emission states with (YF5) or (NE1) emissions - Not required for vehicles being shipped to California, Connecticut, Delaware, Maine, Maryland, Massachusetts, New Jersey, New York, Oregon, Pennsylvania, Rhode Island, Vermont or Washington) 1 - Requires (YF5) California state emissions requirements or (NE1) Connecticut, Delaware, Maine, Maryland, Massachusetts, New Jersey, New York, Oregon, Pennsylvania, Rhode Island, Vermont or Washington state emissions requirements. Emissions override, state-specific (for dealers ordering vehicles in (YF5) or (NE1) emission states - California, Connecticut, Delaware, Maine, Maryland, Massachusetts, New Jersey, New York, Oregon, Pennsylvania, Rhode Island, Vermont and Washington) 1 - Allows a California dealer (YF5 emissions) to order (NE1) emissions with (NB9) emissions override code for registration in (NE1) states; or, a Connecticut, Delaware, Maine, Maryland, Massachusetts, New Jersey, New York, Oregon, Pennsylvania, Rhode Island, Vermont and Washington dealer (NE1 emissions) to order (YF5) emissions with (NB9) emissions override code for registration in California. A A A Published August 18, 2017 Page 50

51 2018 GMC Sierra 2500HD Fleet MECHANICAL NB8 Emissions override, California (allows a dealer in states that require California emissions - California, Connecticut, Delaware, Maryland, Massachusetts, New Jersey, New York, Oregon, Pennsylvania, Rhode Island or Washington - to order Federal emissions for a vehicle that will be registered in a state that has Federal emission requirements). Do not use for vehicles that will be registered in California, Connecticut, Delaware, Maryland, Massachusetts, New Jersey, New York, Oregon, Pennsylvania, Rhode Island or Washington. 1 - Requires (FE9) Federal emissions requirements. Not available in Maine or Vermont. YF5 Emissions, California state requirements A A A Exhaust, aluminized stainless-steel muffler and tailpipe S S S K40 Exhaust brake 1 - Included and only available with (L5P) Duramax 6.6L Turbo-Diesel V8 engine. K05 Engine block heater 1 - Included with (L5P) Duramax 6.6L Turbo-Diesel V8 engine. L96 Engine, Vortec 6.0L Variable Valve Timing V8 SFI, E85-compatible, FlexFuel, capable of running on unleaded or up to 85% ethanol (360 hp [ rpm, 380 lb-ft of torque [ rpm) 1 - Does not include E85 capability with (ZW9) pickup box delete. S 1 S 1 S 1 L5P FPF Engine, Duramax 6.6L Turbo-Diesel V8, B20-Diesel compatible (445 hp [ rpm, 910 lb-ft of torque [ rpm) 1 - Requires (MW7) Allison speed automatic transmission and (GT4) 3.73 rear axle ratio. Includes capped fuel fill, (K40) exhaust brake and (K05) engine block heater. 2 - Requires (MW7) Allison speed automatic transmission and (GT4) 3.73 rear axle ratio on Double Cabs. Includes capped fuel fill, (K40) exhaust brake and (K05) engine block heater. 3 - On Crew Cab models included and only available with (PCH) Duramax Plus Package. Includes capped fuel fill, (K40) exhaust brake and (K05) engine block heater. Requires (VXH) 6" rectangular chrome tubular assist steps, LPO or (R8M) Assist Steps Not Desired or Alternate Step Desired or (STF) All Terrain X HD Package. NEW! DPF, diesel particulate filter, manual regeneration, customer regeneration will not be allowed until the DPF load percentage has reached 100% full and a driver information center (DIC) message has been shown 1 - Requires a Fleet or Government type order and (L5P) Duramax 6.6L Turbo-Diesel V8 engine. A 1 A 2 A 3 Frame, fully-boxed, hydroformed front section S S S JHD G4A GEH Hill Descent Control 1 - Included and only available with (Z71) Off-Road Suspension Package. GVWR, 9300 lbs. (4218 kg) 1 - Requires Regular Cab model, (L96) Vortec 6.0L V8 SFI engine and 2WD. GVWR, 9500 lbs. (4309 kg) 1 - Requires (L96) Vortec 6.0L V8 SFI engine. Not available with TK25943 or TC25903 model. -- A 1 A 1 S S 1 S 1 S 1 Published August 18, 2017 Page 51

52 2018 GMC Sierra 2500HD Fleet MECHANICAL C4M GVWR, 9900 lbs. (4490 kg) 1 - Requires Crew Cab TK25943 model and (L96) Vortec 6.0L V8 SFI engine or Regular Cab model and (L5P) Duramax 6.6L Turbo-Diesel V8 engine. Not available on 2WD Crew Cab models. 2 - Requires (L96) Vortec 6.0L V8 SFI engine on TK25943 models. Not available on 2WD Crew Cab models. S 1 S 1 S 2 C7A GVWR, 10,000 lbs. (4536 kg) 1 - Requires Crew Cab or Double Cab model and (L5P) Duramax 6.6L Turbo-Diesel V8 engine. Requires TC25903 model, (L96) Vortec 6.0L V8 SFI engine, 2WD model and (UB7) Higher Payload Performance Package. 2 - Requires Crew Cab or Double Cab model and (L5P) Duramax 6.6L Turbo-Diesel V8 engine. A 1 A 1 A 2 GT4 Rear axle, 3.73 ratio 1 - Standard with (L5P) Duramax 6.6L Turbo-Diesel V8 engine. GT5 Rear axle, 4.10 ratio 1 - Requires (L96) Vortec 6.0L V8 SFI engine. S 1 S 1 S 1 StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist S S S Steering, Recirculating Ball with smart flow power steering system S S S NV8 Steering, Digital Steering Assist 1 - Requires Crew Cab model or Double Cab model equipped with (L5P) Duramax 6.6L Turbo-Diesel V8 engine Z71 Suspension Package, Off-Road, requires 4WD models, includes Z71 chrome front fender emblems, twin tube Rancho brand shocks, (JHD) Hill Descent Control, (NZZ) underbody shield and Off-Road Driver Information Center graphics 1 - Requires all-terrain tires. Not available with (ZW9) pickup box delete. -- A 1 A 1 Z85 Suspension Package, Handling/Trailering, heavy-duty includes 51mm twin tube shock absorbers and 33mm front stabilizer bar S S S UF3 Switch, High Idle A A A Z82 R8F JL1 Trailering equipment Trailering hitch platform 2.5" with a 2.0" insert for HD, 7-wire harness with independent fused trailering circuits mated to a 7-way sealed connector to hook up parking lamps, backup lamps, right and left turn signals, an electric brake lead, battery and a ground, The trailer connector also includes the 4-way for use on trailers without brakes - park, brake/turn lamps 1 - Included with (PEF) Sierra Convenience Plus Package. Not available with (ZW9) pickup box delete or (9J4) rear bumper delete is ordered. 2 - Deleted when (ZW9) pickup box delete or (9J4) rear bumper delete is ordered. Z82 Trailering delete 1 - Deletes (JL1) trailer brake controller. Not available with (ZW9) pickup box delete. Trailer brake controller, integrated 1 - Included with (PEF) Sierra Convenience Plus Package. Requires (Z82) trailering equipment, (ZW9) pickup box delete or (9J4) rear bumper delete. 2 - Standard with (E63) pickup box. A A 1 -- A 1 S 2 S 2 Published August 18, 2017 Page 52

53 2018 GMC Sierra 2500HD Fleet MECHANICAL UY2 Trailering wiring provisions, for trailering, fifth wheel and gooseneck trailer, includes additional 7-way wiring harness is located at the rear of the pickup box attached to the rear frame cross member 1 - Requires (Z82) trailering equipment. Not available with (ZW9) pickup box delete. Z6A Gooseneck / 5th Wheel Prep Package -- Hitch platform to accept Gooseneck or Fifth wheel hitch. Includes Hitch platform with tray to accept ball and drilled box holes with caps installed, box mounted 7-pin trailer harness (similar to (UY2) harness). 1 - Requires model T*25**3, (Z82) trailering equipment, (CGN) spray-on bedliner and trailering mirrors (DF2), (DPN) or (DQS). Not available with (UY2) Trailering wiring provisions, (ZW9) pickup box delete, (9J4) rear bumper delete, (VBR) rubber bed mat, LPO, (VZX) bed liner, LPO, (PDH) Interior Protection Package, (VBN) bed rug, LPO or any ship thru code. SNO LPO, Hitch Package, Gooseneck ball and chain tiedown kit with case, (dealer-installed) 1 - Requires (Z6A) Gooseneck / 5th Wheel Prep Package. Not available with (VBR) rubber bed mat, LPO or (VZX) bed liner, LPO. A/D 1 A/D 1 A/D 1 MYD Transmission, 6-speed automatic, heavy-duty, electronically controlled with overdrive and tow/haul mode. Includes Cruise Grade Braking and Powertrain Grade Braking 1 - Requires (L96) Vortec 6.0L V8 SFI engine. S 1 S 1 S 1 MW7 Transmission, Allison speed automatic, electronically controlled with overdrive, electronic engine grade braking and tow/haul mode 1 - Requires (L5P) Duramax 6.6L Turbo-Diesel V8 engine. NQG Transfer case, with floor-mounted shifter 1 - Included with 4WD models only NQF NZZ Transfer case, electronic shift with rotary dial controls 1 - Requires 4WD models. Underbody Shield, frame-mounted shields, includes front underbody shield starting behind front bumper and running to first cross-member, protecting front underbody, oil pan, differential case and transfer case 1 - Included with (VYU) Snow Plow Prep Package. 2 - Included with (Z71) Off-Road Suspension Package or (VYU) Snow Plow Prep Package. 3 - Included with (Z71) Off-Road Suspension Package, (GAT) All-Terrain HD Package or (VYU) Snow Plow Prep Package. A A 1 A 2 A 3 Published August 18, 2017 Page 53

54 2018 GMC Sierra 2500HD Fleet ENGINE/AXLE - Crew Cab S = Standard Equipment A = Available -- (dashes) = Not Available = Included in Equipment Group = Included in Equipment Group but upgradeable *Indicates availability of feature on multiple models. For example, it indicates feature availability on 2WD and 4WD Models or Rear wheel drive and All-wheel drive Models. Transmissions Axles GVWR lbs. (kg) Model Engine MYD 6-Speed Automatic Heavy-Duty MW7 Allison Speed Automatic GT GT GEH 9500 (4309) C4M 9900 (4490) C7A 10,000 (4536) Crew Cab 2WD TC WD TK WD TC WD TK25943 L96 Vortec 6.0L Variable Valve Timing V8 SFI L5P Duramax 6.6L Turbo-Diesel V8 L96 Vortec 6.0L Variable Valve Timing V8 SFI L5P Duramax 6.6L Turbo-Diesel V8 L96 Vortec 6.0L Variable Valve Timing V8 SFI L5P Duramax 6.6L Turbo-Diesel V8 L96 Vortec 6.0L Variable Valve Timing V8 SFI L5P Duramax 6.6L Turbo-Diesel V8 S -- A S S A A A S -- A S S A A A S -- A S S A A A S -- A S -- S A A A Published August 18, 2017 Page 54

55 2018 GMC Sierra 2500HD Fleet ENGINE/AXLE - Double Cab S = Standard Equipment A = Available -- (dashes) = Not Available = Included in Equipment Group = Included in Equipment Group but upgradeable *Indicates availability of feature on multiple models. For example, it indicates feature availability on 2WD and 4WD Models or Rear wheel drive and All-wheel drive Models. Transmissions Axles GVWR lbs. (kg) Model Engine MYD 6-Speed Automatic Heavy-Duty MW7 Allison Speed Automatic GT GT GEH 9500 (4309) C7A 10,000 (4536) Double Cab 2WD TC WD TK WD TC WD TK25953 L96 Vortec 6.0L Variable Valve Timing V8 SFI L5P Duramax 6.6L Turbo-Diesel V8 L96 Vortec 6.0L Variable Valve Timing V8 SFI L5P Duramax 6.6L Turbo-Diesel V8 L96 Vortec 6.0L Variable Valve Timing V8 SFI L5P Duramax 6.6L Turbo-Diesel V8 L96 Vortec 6.0L Variable Valve Timing V8 SFI L5P Duramax 6.6L Turbo-Diesel V8 S -- A S S A A A S -- A S S A A A S -- A S S A A A S -- A S S A A A Published August 18, 2017 Page 55

56 2018 GMC Sierra 2500HD Fleet ENGINE/AXLE - Regular Cab S = Standard Equipment A = Available -- (dashes) = Not Available = Included in Equipment Group = Included in Equipment Group but upgradeable *Indicates availability of feature on multiple models. For example, it indicates feature availability on 2WD and 4WD Models or Rear wheel drive and All-wheel drive Models. Transmissions Axles GVWR lbs. (kg) Model Engine MYD 6-Speed Automatic Heavy-Duty MW7 Allison Speed Automatic GT GT G4A 9300 (4218) GEH 9500 (4309) C4M 9900 (4490) C7A 10,000 (4536) Regular Cab 2WD TC WD TK25903 L96 Vortec 6.0L Variable Valve Timing V8 SFI L5P Duramax 6.6L Turbo-Diesel V8 L96 Vortec 6.0L Variable Valve Timing V8 SFI L5P Duramax 6.6L Turbo-Diesel V8 S -- A S S A -- A A A -- S -- A S -- S A A A -- Published August 18, 2017 Page 56

57 2018 GMC Sierra 2500HD Fleet COLOR AND TRIM - SEO PAINT S = Standard Equipment A = Available -- (dashes) = Not Available = Included in Equipment Group = Included in Equipment Group but upgradeable *Indicates availability of feature on multiple models. For example, it indicates feature availability on 2WD and 4WD Models or Rear wheel drive and All-wheel drive Models. Interior Decor Level Seat Type Seat Seat Trim Jet Black Dark Ash seats with Jet Black interior accents Cocoa / Dune 1SA 1SA 1SA 1SA/3SA 3SA 3SA Front 40/20/40 split-bench with fold-down armrest and driver manual adjustable lumbar Front 40/20/40 split-bench with fold-down armrest and fixed driver lumbar Front 40/20/40 reclining split-bench with fold-down armrest and lockable storage compartment and manually adjustable driver lumbar Front 40/20/40 reclining split-bench with fold-down armrest and lockable storage compartment and manually adjustable driver lumbar Front power reclining buckets with heat, driver side has 10-way power and passenger side has 6-way power Front 40/20/40 reclining split-bench with fold-down armrest and lockable storage compartment and manually adjustable driver lumbar AE7 Cloth -- H2R -- AE7 Vinyl -- H2Q -- AZ3 Cloth H0U H2R -- AZ3 Cloth H0U H2S 1 H2T 1 A95 Cloth H0U H2S H2T AZ3 Leather-appointed front seats H1Y Interior Exterior Solid Paint Color Touch Up Paint Number Jet Black Dark Ash seats with Jet Black interior accents Cocoa / Dune Woodland Green 9V5 WA-9015 A A A Doeskin Tan none WA-9403 A A A Wheatland Yellow 9W3 WA-253A A A A Tangier Orange 9W4 WA-9417 A A A Dark Toreador Red none WA-334D A A A Indigo Blue none WA-9792 A A A Light Autumnwood Metallic none WA-228A A A A Pewter none WA-382E A A A Published August 18, 2017 Page 57

58 2018 GMC Sierra 2500HD Fleet COLOR AND TRIM - SEO PAINT Interior Exterior Solid Paint Color Touch Up Paint Number Jet Black Dark Ash seats with Jet Black interior accents Cocoa / Dune Yellow none WA-5248 A A A Blue none WA-5405 A A A Yellow none WA-5445 A A A Yellow none WA-5456 A A A Blue none WA-7154 A A A Yellow none WA-9414 A A A Orange none WA-9419 A A A Orange none WA-770H A A A Arrival Blue Metallic none WA-815K A A A Blue none WA-454N A A A Unripened Green Metallic none WA-136X A A A 1 - Requires (PCY) SLE Fleet Preferred Package. Includes (AG1) 10-way power driver seat. 2 - Not available on Regular Cab models. 3 - Not available on Regular Cab models. Includes (AG1) 10-way power driver seat and (KA1) driver and front passenger heated seat cushions and seat backs. Published August 18, 2017 Page 58

59 2018 GMC Sierra 2500HD Fleet COLOR AND TRIM - Sierra 1SA and 3SA S = Standard Equipment A = Available -- (dashes) = Not Available = Included in Equipment Group = Included in Equipment Group but upgradeable *Indicates availability of feature on multiple models. For example, it indicates feature availability on 2WD and 4WD Models or Rear wheel drive and All-wheel drive Models. Interior Decor Level Seat Type Seat Seat Trim Jet Black Dark Ash seats with Jet Black interior accents Cocoa / Dune 1SA 1SA 1SA 3SA 3SA 3SA Front 40/20/40 split-bench with fold-down armrest and driver manual adjustable lumbar Front 40/20/40 split-bench with fold-down armrest and fixed driver lumbar Front 40/20/40 reclining split-bench with fold-down armrest and lockable storage compartment and manually adjustable driver lumbar Front 40/20/40 reclining split-bench with fold-down armrest and lockable storage compartment and manually adjustable driver lumbar Front power reclining buckets with heat, driver side has 10-way power and passenger side has 6-way power Front 40/20/40 reclining split-bench with fold-down armrest and lockable storage compartment and manually adjustable driver lumbar AE7 Cloth -- H2R -- AE7 Vinyl -- H2Q -- AZ3 Cloth H0U 1 H2R -- AZ3 Cloth H0U H2S 2 H2T 2 A95 Cloth H0U H2S H2T AZ3 Leather-appointed front seats H1Y Interior Exterior Solid Paint Color Touch Up Paint Number Jet Black Dark Ash seats with Jet Black interior accents Cocoa / Dune Stone Blue Metallic 5 G1K WA-409Y A A A NEW! Deep Mahogany Metallic 5 G2X WA-439C A A A Cardinal Red G7C WA-130X A A A Quicksilver Metallic 5 GAN WA-636R A A A Summit White GAZ WA-8624 A A A Onyx Black GBA WA-8555 A A A NEW! Dark Slate Metallic 5 GPA WA-457B A A A NEW! Red Quartz Tintcoat 6 GPJ WA-434B A A A Published August 18, 2017 Page 59

60 2018 GMC Sierra 2500HD Fleet COLOR AND TRIM - Sierra 1SA and 3SA Interior Exterior Solid Paint Color Touch Up Paint Number Jet Black Dark Ash seats with Jet Black interior accents Cocoa / Dune 1 - Not available on Double Cab models. 2 - Requires (PCY) SLE Fleet Preferred Package. Includes (AG1) 10-way power driver seat. 3 - Not available on Regular Cab models. 4 - Not available on Regular Cab models. Includes (AG1) 10-way power driver seat and (KA1) driver and front passenger heated seat cushions and seat backs. 5 - Available at extra charge. 6 - Available at extra charge. Not available on 1SA. Published August 18, 2017 Page 60

61 2018 GMC Sierra 2500HD Fleet COLOR AND TRIM - Sierra 4SA S = Standard Equipment A = Available -- (dashes) = Not Available = Included in Equipment Group = Included in Equipment Group but upgradeable *Indicates availability of feature on multiple models. For example, it indicates feature availability on 2WD and 4WD Models or Rear wheel drive and All-wheel drive Models. Interior Decor Level Seat Type Seat Seat Trim Jet Black Dark Ash seats with Jet Black interior accents Cocoa / Dune Jet Black / Spice Red All Terrain 1 4SA 40/20/40 leather-appointed split-bench with heat and 10-way power driver and passenger seat with power lumbar, driver seat includes 2-position memory B3F Leather-appointed front seats H2U H2V H0K -- 4SA Front power full-feature reclining heated buckets, 10-way power driver and passenger seat with 2-way power lumbar, driver seat includes 2-position memory AN3 Leather-appointed front seats H2U H2V H0K H2W 4SA Front power full-feature reclining heated and ventilated buckets, 10-way power driver and passenger seat with 2-way power lumbar, driver seat includes 2-position memory AN3 Perforated leather-appointed H3B 2 H3C 2 H3A 2 -- Interior Exterior Solid Paint Color Touch Up Paint Number Jet Black Dark Ash seats with Jet Black interior accents Cocoa / Dune Jet Black / Spice Red All Terrain 1 Stone Blue Metallic 3 G1K WA-409Y A A A -- NEW! Deep Mahogany Metallic 3 G2X WA-439C A A A -- Cardinal Red G7C WA-130X A A A -- Quicksilver Metallic 3 GAN WA-636R A A A -- Summit White GAZ WA-8624 A A A A Onyx Black GBA WA-8555 A A A A Dark Slate Metallic 3 GPA WA-457B A A A A NEW! Red Quartz Tintcoat 3 GPJ WA-434B A A A -- Published August 18, 2017 Page 61

62 2018 GMC Sierra 2500HD Fleet COLOR AND TRIM - Sierra 4SA Interior Exterior Solid Paint Color Touch Up Paint Number Jet Black Dark Ash seats with Jet Black interior accents Cocoa / Dune Jet Black / Spice Red All Terrain Requires (GAT) All Terrain HD Package. 2 - Requires (KQV) heated and ventilated seating. 3 - Available at extra charge. Published August 18, 2017 Page 62

63 2018 GMC Sierra 2500HD Fleet SEO OPTIONS/SHIP THRU CODES S = Standard Equipment A = Available -- (dashes) = Not Available D = ADI Available = Included in Equipment Group = Included in Equipment Group but upgradeable *Indicates availability of feature on multiple models. For example, it indicates feature availability on 2WD and 4WD Models or Rear wheel drive and All-wheel drive Models. s listed in the shaded column titled are for internal use only and should not be ordered. Interior 8Q3 Rear seat delete Requires Double Cab model. Deletes the rear seat and rear seat belts on Double Cab pick-up trucks. Exposed areas will remain untrimmed. 1 - Requires (AE7) 40/20/40 split bench seat. A S1 Seats, driver and passenger front, individual seats in vinyl trim Driver and passenger front individual seats in base vinyl trim. Derived from a (AE7) split bench seat with the 20% section removed which also removes the USB port and input jack for audio system. Seats are manual, not power. Does not include a floor console. All exposed floor area will remain untrimmed. Standard vinyl rear seat with trim matching front seats will be provided on Double Cab and Crew Cab models. 1 - Requires (AE7) front 40/20/40 split-bench seat and trim code (H2Q) Jet Black/Dark Ash vinyl. A U3 Seats, Driver and passenger front individual seats in cloth trim Driver and passenger front individual seats in base cloth trim. Derived from a (AE7) split bench seat with the 20% section removed which also removes the USB port and input jack for audio system. Seats are manual, not power. Does not include a floor console. All exposed floor area will remain untrimmed. Standard cloth rear seat with trim matching front seats will be provided on Double Cab and Crew Cab models. 1 - Requires (AE7) front 40/20/40 split-bench seat and trim code (H2R) Jet Black/Dark Ash cloth. A L5 Theft deterrent system fleet immobilizer modifications In the absence of master key, reduces roadside key relearn process to (3) two-minute cycles in place of the standard (3) ten-minute cycles. This option will also allow for only one learned key to be needed when adding additional keys instead of 2 learned keys. A A A Exterior 8S3 Backup alarm, 97 decibels 1 - Not available with SEO (SFW) back-up alarm calibration, (ZW9) pickup box delete or (UY2) trailer wiring provisions. SFW Back-up alarm calibration This calibration will allow installation of an aftermarket back up alarm. 1 - Not available with SEO (8S3) back-up alarm or (UY2) trailer wiring provisions. Included with (ZW9) pickup box delete. Published August 18, 2017 Page 63

64 2018 GMC Sierra 2500HD Fleet SEO OPTIONS/SHIP THRU CODES 5F9 Rear Camera Calibrations without Guidelines A calibration without guidelines will be flashed at the plant. Vehicle will not have a rear camera. Camera will be added by the upfitter. 1 - Requires (ZW9) pickup box delete. 5V1 Carrier with spare wheel - no tire Includes spare wheel and tire carrier but no spare tire. 1 - Requires (ZW9) pickup box delete. A M4 Decal and name plate delete, tailgate Deletes all nameplates and decals on the pickup box tailgate 1 - Not available with SEO (8F2) ornamentation delete. Requires (E63) pickup box. A R1 Decal delete, Pickup box Deletes the "4x4" decal from the side of the pickup box 1 - Requires 4WD models only and (E63) pickup box. Not available with SEO (8F2) ornamentation delete. A H1 Key equipment, two additional keys for single key system Provides two additional spare keys for a total of (4). (Keys will be cut but not programmed) NOTE: programming of keys is at customer's expense. Programming keys is not a warranty expense. 1 - Not available with (9J4) rear bumper delete or (5Z4) spare wheel, carrier and lock delete. Requires (E63) pickup box. A 1 A X1 Label, fasten safety belts "Fasten Safety Belts" reminder label on right hand and left hand front side door glass A A A 8F2 Ornamentation, delete Deletes decals and nameplates on truck exterior A L3 Spare tire delete Deletes the spare tire only. Spare wheel and carrier remain 1 - Requires (E63) pickup box. A Z4 Spare wheel, carrier and lock delete Deletes the base spare wheel, carrier and (SAF) lock. Does not delete jack or tools 1 - Requires SEO (9L3) spare tire delete and (E63) pickup box. Not available with (5H1) two additional keys for single key system. A TGK Special Paint, Solid, one color All normally body colored non-sheet metal parts will be Black. May require extended lead time. Door handles and mirrors will be grain Black. Front filler panel will be Gloss Black. Deletes standard/packaged body side moldings. A A -- 9V5 Paints, solid, Woodland Green All normally body colored non-sheet metal parts will be Black. May require extended lead time. Door handles and mirrors will be grain Black. Front filler panel will be Gloss Black. Deletes standard/packaged body side moldings. 1 - Requires (TGK) Special Paint and (01U) Special Paint. A 1 A 1 -- Published August 18, 2017 Page 64

65 2018 GMC Sierra 2500HD Fleet SEO OPTIONS/SHIP THRU CODES 9W3 Paints, solid, Wheatland Yellow All normally body colored non-sheet metal parts will be Black. May require extended lead time. Door handles and mirrors will be grain Black. Front filler panel will be Gloss Black. Deletes standard/packaged body side moldings. 1 - Requires (TGK) Special Paint and (01U) Special Paint. A 1 A W4 Paints, solid, Tangier Orange All normally body colored non-sheet metal parts will be Black. May require extended lead time. Door handles and mirrors will be grain Black. Front filler panel will be Gloss Black. Deletes standard/packaged body side moldings. 1 - Requires (TGK) Special Paint and (01U) Special Paint. A 1 A GM Tire Spare LT265/70R18E all-terrain 1 - Requires (QGM) LT265/70R18E all-terrain tires. Not available with SEO (5Z4) spare wheel, carrier and lock delete, (5V1) carrier with spare wheel and no tire or SEO (9L3) spare tire delete. Mechanical 9B9 Governor, electronic speed sensor set to 70 MPH Provides electronic software to limit maximum road speed to 70-MPH. Cruise control limited to 65 MPH. 1 - Not available with (5M7) speedometer calibration. 8W9 Increased front GAWR Provides a higher FGAWR for hyrail and bucket truck applications. Provides a 4800 lb. GAWR on C25903 and 5200 lb. GAWR on K25903, C/K25753, C25953, C/K25743, C25943 and 5600 lb. GAWR on K25953 or K Note: no more than 1100 lb of weight added forward of front axle centerline. 1 - Requires (QHQ) LT245/75R17E all-season tires, (PYN) 17" (43.2 cm) steel wheels, (L96) Vortec 6.0L V8 SFI engine and SEO (5M7) speedometer calibration. Not available with (VYU) Snow Plow Prep Package. A 1 A M7 Speedometer calibration Provides an owners manual supplement listing of speedometer calibrations to be programmed into the powertrain control module (PCM), after sale, to accommodate tire size changes utilized by railroad equipment. 1 - Requires (L96) Vortec 6.0L V8 SFI engine. Not available with SEO (9B9) 70 MPH governor. 9G3 Suspension Package, off-road, for base decor vehicles Requires 4WD model. Includes Z71 Off Road Suspension components, twin-tube Rancho brand shocks and (NZZ) Underbody Shield. Does not include any "Z71" appearance features or (JHD) Hill Descent Control. 1 - Requires (QXT) LT265/70R17E all-terrain, blackwall tires, (QGM) LT265/70R18E all-terrain, blackwall tires, (QFC) LT265/60R20E all-terrain, blackwall tires or (QF2) LT275/65R18E 123/120Q maximum traction blackwall Goodyear Wrangler DuraTrac tire. Not available with (JHD) Hill Decent Control or (ZW9) pickup box delete. A Ship Thru s Published August 18, 2017 Page 65

66 2018 GMC Sierra 2500HD Fleet SEO OPTIONS/SHIP THRU CODES TVY Ship Thru, Produced and shipped to Anchorage VDC then to TK Services and returned to Anchorage VDC for shipping to final destination (Dealer Invoice = $165.00) Available only to orders with a final Ship-To for State of Alaska Dealers only A A A TZU Ship Thru, Produced in Flint Assembly and shipped to Leggett and Platt CVP Taylor, MI. Returned to Flint Assembly for shipping to final destination. (Dealer Invoice = $375.00) 1 - Requires a Crew Cab model. VCB Ship Thru, Produced in Flint Assembly and shipped to Monroe Truck Equipment in Flint. Returned to Flint Assembly for shipping to final destination. (Dealer Invoice = $175.00) 1 - Requires a Crew Cab model. VFW Ship Thru, Produced in Flint Assembly and shipped to NBC Truck Equipment Roseville, MI. Returned to Flint Assembly for shipping to final destination. (Dealer Invoice = $400.00) 1 - Requires a Crew Cab model. VHR Ship Thru, Produced in Flint Assembly and shipped to Reading Equipment and Distribution Pontiac, MI. Returned to Lansing Delta for shipping to final destination. (Dealer Invoice = $175.00) 1 - Requires a Crew Cab model. VUD Ship Thru, Produced in Flint Assembly and shipped to Knapheide Truck Equipment in Flint, MI. Returned to Flint Assembly for shipping to final destination. (Dealer Invoice = $175.00) 1 - Requires a Crew Cab model. VUI Ship Thru, Produced in Flint Assembly and shipped to Auto Truck Group, Roanoke, IN and Returned to Ft. Wayne Assembly for shipping to final destination (Dealer Invoice = $300.00) 1 - Requires a Crew Cab model. A4I Ship Thru, Produced in Ft. Wayne Assembly and shipped to Brand FX Body Company and returned to Ft. Wayne Assembly for shipping to final destination. (Dealer Invoice = $450.00) 1 - Requires Regular Cab and Double Cab. TBR Ship Thru, Produced in Ft. Wayne Assembly and shipped to ECO Vehicle Systems, Union City, Indiana. Returned to Ft. Wayne Assembly for shipping to final destination. (Dealer Invoice = $375.00) 1 - Requires a Regular Cab or Double Cab model. Published August 18, 2017 Page 66

67 2018 GMC Sierra 2500HD Fleet SEO OPTIONS/SHIP THRU CODES TCM Ship Thru, Produced in Ft. Wayne Assembly and shipped to Monroe Truck Equipment, Flint, MI. Returned to Flint Assembly for shipping to final destination. (Dealer Invoice = $460.00) 1 - Requires Regular Cab and Double Cab. TRE Ship Thru, Produced in Ft. Wayne Assembly and shipped to Ft. Wayne Fleet Equipment in Roanoke, IN. Returned to Ft. Wayne Assembly for shipping to final destination. (Dealer Invoice = $155.00) 1 - Requires Regular Cab and Double Cab. VDE Ship Thru, Produced in Ft. Wayne Assembly and shipped to Knapheide Truck Equipment, Flint, MI and returned to Flint Assembly for shipping to final destination. (Dealer Invoice = $460.00) 1 - Requires Regular Cab and Double Cab. VWH Ship Thru, Produced in Ft. Wayne Assembly and shipped to Leggett and Platt CVP Taylor, MI. Returned to Flint Assembly for shipping to final destination. (Dealer Invoice = $525.00) 1 - Requires Regular Cab and Double Cab. CJD Ship Thru, Produced in Ft. Wayne Assembly and shipped to Reading Truck Equipment, Pontiac MI, and Returned to Flint Assembly for shipping to final destination. (Dealer Invoice = $500.00) 1 - Requires Regular Cab and Double Cab. VEW Ship Thru, Produced in Flint Assembly and shipped to Canfield Equipment in Warren, MI. Returned to Lansing Delta for shipping to final destination. Dealer Invoice = $185.00) 1 - Requires Crew Cab model. BI7 Ship Thru, Produced in Ft. Wayne Assembly and shipped to Adrian Steel in Wentzville, MO. Returned to Wentzville Assembly for shipping to final destination. (Dealer Invoice = $530.00) 1 - Requires Regular Cab or Double Cab. ANO Ship Thru, Produced in Ft. Wayne Assembly and shipped to Canfield Equipment in Warren, MI. Returned to Lansing Delta Assembly for shipping to final destination. (Dealer Invoice = $330.00) 1 - Requires a Regular or Double Cab model. Published August 18, 2017 Page 67

68 2018 GMC Sierra 2500HD Fleet ONSTAR/SIRIUSXM FLEET OPTIONS S = Standard Equipment A = Available -- (dashes) = Not Available D = ADI Available = Included in Equipment Group = Included in Equipment Group but upgradeable *Indicates availability of feature on multiple models. For example, it indicates feature availability on 2WD and 4WD Models or Rear wheel drive and All-wheel drive Models. s listed in the shaded column titled are for internal use only and should not be ordered. PQF OnStar 6 months of OnStar Protection Service. Provides 6 months of Protection service in addition to the 6 months of standard Guidance Plan trial service (12 months for Cadillac) that is included in the price of the vehicle (trial excludes Hands- Calling minutes). Total service duration is 12 months (18 months for Cadillac). 1 - Requires UE1 OnStar. Requires one of the following Fleet or Government order types: FLS, FNR, FRC, FBC, FGO or FEF. Not available with PQI, PQL, PQM, PQP, PQQ and PQT. Not available with a ship-to of Puerto Rico or the Virgin Islands. Available to order in addition to PQG or PQH. PQG OnStar 18 months of OnStar Protection Service. Provides 18 months of Protection service in addition to the 6 months of standard Guidance Plan trial service (12 months for Cadillac) that is included in the price of the vehicle (trial excludes Hands- Calling minutes). Total service duration is 24 months (30 months for Cadillac). 1 - Requires UE1 OnStar. Requires one of the following Fleet or Government order types: FLS, FNR, FRC, FBC, FGO or FEF. Not available with PQI, PQL, PQM, PQP, PQQ and PQT. Not available with a ship-to of Puerto Rico or the Virgin Islands. Available to order in addition to PQF or PQH. PQH OnStar 30 months of OnStar Protection Service. Provides 30 months of Protection service in addition to the 6 months of standard Guidance Plan trial service (12 months for Cadillac) that is included in the price of the vehicle (trial excludes Hands- Calling minutes). Total service duration is 36 months (42 months for Cadillac). 1 - Requires UE1 OnStar. Requires one of the following Fleet or Government order types: FLS, FNR, FRC, FBC, FGO or FEF. Not available with PQI, PQL, PQM, PQP, PQQ and PQT. Not available with a ship-to of Puerto Rico or the Virgin Islands. Available to order in addition to PQF or PQG. PQI OnStar 6 months of OnStar Security Service. Provides 6 months of Security service in addition to the 6 months of standard Guidance Plan trial service (12 months for Cadillac) that is included in the price of the vehicle (trial excludes Hands- Calling minutes). Total service duration is 12 months (18 months for Cadillac). 1 - Requires UE1 OnStar. Requires one of the following Fleet or Government order types: FLS, FNR, FRC, FBC, FGO or FEF. Not available with PQF, PQG, PQH, PQP, PQQ and PQT. Not available with a ship-to of Puerto Rico or the Virgin Islands. Available to order in addition to PQL or PQM. Published August 18, 2017 Page 68

69 2018 GMC Sierra 2500HD Fleet ONSTAR/SIRIUSXM FLEET OPTIONS PQL OnStar 18 months of OnStar Security Service. Provides 18 months of Security service in addition to the 6 months of standard Guidance Plan trial service (12 months for Cadillac) that is included in the price of the vehicle (trial excludes Hands- Calling minutes). Total service duration is 24 months (30 months for Cadillac). 1 - Requires UE1 OnStar. Requires one of the following Fleet or Government order types: FLS, FNR, FRC, FBC, FGO or FEF. Not available with PQF, PQG, PQH, PQP, PQQ and PQT. Not available with a ship-to of Puerto Rico or the Virgin Islands. Available to order in addition to PQI or PQM. PQM OnStar 30 months of OnStar Security Service. Provides 30 months of Security service in addition to the 6 months of standard Guidance Plan trial service (12 months for Cadillac) that is included in the price of the vehicle (trial excludes Hands- Calling minutes). Total service duration is 36 months (42 months for Cadillac). 1 - Requires UE1 OnStar. Requires one of the following Fleet or Government order types: FLS, FNR, FRC, FBC, FGO or FEF. Not available with PQF, PQG, PQH, PQP, PQQ and PQT. Not available with a ship-to of Puerto Rico or the Virgin Islands. Available to order in addition to PQI or PQL. PQP OnStar Additional 6 months of OnStar Fleet Guidance Service. Provides 6 months of Fleet Guidance service in addition to the 6 months of standard Guidance Plan trial service (12 months for Cadillac) that is included in the price of the vehicle (plan excludes Hands- Calling minutes). Total service duration is 12 months (18 months for Cadillac). 1 - Requires UE1 OnStar. Requires one of the following Fleet or Government order types: FLS, FNR, FRC, FBC, FGO or FEF. Not available with PQF, PQG, PQH, PQI, PQL and PQM. Not available with a ship-to of Puerto Rico or the Virgin Islands. Available to order in addition to PQQ or PQT. PQQ OnStar Additional 18 months of OnStar Fleet Guidance Service. Provides 18 months of Fleet Guidance service in addition to the 6 months of standard Guidance Plan trial service (12 months for Cadillac) that is included in the price of the vehicle (plan excludes Hands- Calling minutes). Total service duration is 24 months (30 months for Cadillac). 1 - Requires UE1 OnStar. Requires one of the following Fleet or Government order types: FLS, FNR, FRC, FBC, FGO or FEF. Not available with PQF, PQG, PQH, PQI, PQL and PQM. Not available with a ship-to of Puerto Rico or the Virgin Islands. Available to order in addition to PQP or PQT. PQT OnStar Additional 30 months of OnStar Fleet Guidance Service. Provides 30 months of Guidance service in addition to the 6 months of standard Guidance Plan trial service (12 months for Cadillac) that is included in the price of the vehicle (plan excludes Hands- Calling minutes). Total service duration is 36 months (42 months for Cadillac). 1 - Requires UE1 OnStar. Requires one of the following Fleet or Government order types: FLS, FNR, FRC, FBC, FGO or FEF. Not available with PQF, PQG, PQH, PQI, PQL and PQM. Not available with a ship-to of Puerto Rico or the Virgin Islands. Available to order in addition to PQP or PQQ. Published August 18, 2017 Page 69

70 2018 GMC Sierra 2500HD Fleet ONSTAR/SIRIUSXM FLEET OPTIONS ROV OnStar with 4G LTE for Fleet (20GB/12 months) 1 - Requires (UE1) OnStar and (VV4) OnStar with 4G LTE and one of the following order types FLS, FNR, FRC, FBC, FGO or FEF. Not available with ROW. Visit for vehicle availability, details and system limitations. Services and connectivity may vary by model and conditions. 4G LTE service available in select markets. 4G LTE performance based on industry averages and vehicle systems design. Some services require data plan. ROW OnStar with 4G LTE for Fleet (36GB/24 months) provides a built-in Wi-Fi hotspot to connect to the internet at 4G LTE speeds, includes AT&T 36GB data plan good for 24 months. 1 - Requires (UE1) OnStar and (VV4) OnStar with 4G LTE and one of the following order types: FLS, FNR, FRC, FBC, FGO or FEF. Not available with ROV. Visit for vehicle availability, details and system limitations. Services and connectivity may vary by model and conditions. 4G LTE service available in select markets. 4G LTE performance based on industry averages and vehicle systems design. Some services require data plan. PR6 SiriusXM Satellite Radio Additional 9 months of the SiriusXM All Access Package. Includes 150 channels of commercial-free music plus every major sport and the biggest names in entertainment, news and comedy in vehicle plus 9 months of listening on the SiriusXM app or online in addition to the 3 months of All Access trial service that is included in the price of the vehicle. Total service duration is 12 months. Non-Transferrable. Non-Refundable. 1 - Requires (U2K) SiriusXM Satellite Radio and a Fleet or Government order type. Not available with FDR order types, PR7 or PR8. Not available in AK, HI, PR and VI. PR7 SiriusXM Satellite Radio Additional 21 months of the SiriusXM All Access Package. Includes 150 channels of commercial-free music plus every major sport and the biggest names in entertainment, news and comedy in vehicle plus 21 months of listening on the SiriusXM app or online in addition to the 3 months of All Access trial service that is included in the price of the vehicle. Total service duration is 24 months. Non-Transferrable. Non-Refundable. 1 - Requires (U2K) SiriusXM Satellite Radio and a Fleet or Government order type. Not available with FDR order types, PR6 or PR8. Not available in AK, HI, PR and VI. PR8 SiriusXM Satellite Radio Additional 33 months of the SiriusXM All Access Package. Includes 150 channels of commercial-free music plus every major sport and the biggest names in entertainment, news and comedy in vehicle plus 33 months of listening on the SiriusXM app or online in addition to the 3 months of All Access trial service that is included in the price of the vehicle. Total service duration is 36 months. Non-Transferrable. Non-Refundable. 1 - Requires (U2K) SiriusXM Satellite Radio and a Fleet or Government order type. Not available with FDR order types, PR6 or PR7. Not available in AK, HI, PR and VI. Published August 18, 2017 Page 70

71 2018 GMC Sierra 2500HD Fleet DIMENSIONS - Crew Cab All dimensions in inches (mm) unless otherwise stated. Specifications TC25943 TK25943 TC25743 TK WD Long 4WD Long 2WD 4WD Box Crew Box Crew Standard Standard Cab Cab Box Crew Box Crew Cab Cab A Wheelbase (4260) (4260) (3904) (3904) B Overall length (6563) (6563) (6083) (6083) C Body width (2045) (2045) (2045) (2045) D Overall height (1981) (1980) (1988) (1987) Head room, front (1087) (1087) (1087) (1087) Head room, rear (1029) (1029) (1029) (1029) Shoulder room, front (1647) (1647) (1647) (1647) Shoulder room, rear (1634) (1634) (1634) (1634) Hip room, front (1543) (1543) (1543) (1543) Hip room, rear (1530) (1530) (1530) (1530) Leg room, front (1150) (1150) (1150) (1150) Leg room, rear (1040) (1040) (1040) (1040) CA Cab to axle (1403) (1403) (1048) (1048) ILF Inside length, at floor (2483) (2483) (2003) (2003) Inside height (539) (539) (536) (536) BBC Front bumper to back of cab (3838) (3838) (3813) (3813) IWW Inside width, between wheelhousing, Fleetside (1296) (1296) (1296) (1296) Ground clearance 9.72 (247) 9.72 (247) 9.68 (246) 9.65 (245) Published dimensions indicated are without optional equipment or accessories. Additional accessories or equipment ordered at the customer's request can result in a minor change in these dimensions. Published August 18, 2017 Page 71

72 2018 GMC Sierra 2500HD Fleet DIMENSIONS - Double Cab All dimensions in inches (mm) unless otherwise stated. Specifications TC25753 TK25753 TC25953 TK WD 4WD 2WD Long 4WD Long Standard Standard Box Double Box Double Box Double Box Double Cab Cab Cab Cab A Wheelbase (3663) (3663) (4016) (4016) B Overall length (5842) (5842) (6322) (6322) C Body width (2045) (2045) (2045) (2045) D Overall height (1984) (1983) (1978) (1977) Head room, front (1087) (1087) (1087) (1087) Head room, rear (982) (982) (982) (982) Shoulder room, front (1647) (1647) (1647) (1647) Shoulder room, rear (1634) (1634) (1634) (1634) Hip room, front (1543) (1543) (1543) (1543) Hip room, rear (1530) (1530) (1530) (1530) Leg room, front (1150) (1150) (1150) (1150) Leg room, rear (880) (880) (880) (880) CA Cab to axle (1048) (1048) (1403) (1403) ILF Inside length, at floor (2003) (2003) (2483) (2483) Inside height (536) (536) (539) (539) BBC Front bumper to back of cab (3597) (3597) (3597) (3597) IWW Inside width, between wheelhousing, Fleetside (1296) (1296) (1296) (1296) Ground clearance 9.57 (243) 9.53 (242) 9.53 (242) 9.49 (241) Published dimensions indicated are without optional equipment or accessories. Additional accessories or equipment ordered at the customer's request can result in a minor change in these dimensions. Published August 18, 2017 Page 72

73 2018 GMC Sierra 2500HD Fleet DIMENSIONS - Regular Cab All dimensions in inches (mm) unless otherwise stated. Specifications TC WD Long Box Regular Cab TK WD Long Box Regular Cab A Wheelbase (3393) B Overall length (5701) C Body width (2035) D Overall height (1976) Head room, front (1087) Shoulder room, front (1677) Hip room, front (1555) Leg room, front (1150) CA Cab to axle (1401) ILF Inside length, at floor (2483) Inside height (539) BBC Front bumper to back of cab IWW Inside width, between wheelhousing, Fleetside (2974) (1296) Ground clearance 8.78 (223) (3393) (5701) (2035) (1975) (1087) (1677) (1555) (1150) (1401) (2483) (539) (2974) (1296) 8.78 (223) Published dimensions indicated are without optional equipment or accessories. Additional accessories or equipment ordered at the customer's request can result in a minor change in these dimensions. Published August 18, 2017 Page 73

74 2018 GMC Sierra 2500HD Fleet SPECS - Crew Cab TC WD Long Box Crew Cab TK WD Long Box Crew Cab TC WD Standard Box Crew Cab TK WD Standard Box Crew Cab Specifications Front shock absorber diameter, in. (mm) 2.02 (51) 2.02 (51) 2.02 (51) 2.02 (51) Front stabilizer bar diameter, in. (mm) 1.31 (33) 1.31 (33) 1.31 (33) 1.31 (33) Rear shock absorber diameter, in. (mm) 2.02 (51) 2.02 (51) 2.02 (51) 2.02 (51) Turning diameter, curb-to-curb, ft. (m) 56.1 (17.1) 56.1 (17.1) 51.5 (15.7) 51.5 (15.7) Capacities Front axle, L96, lbs. (kg) 4400 (1996) 4800 (2177) 4400 (1996) 4800 (2177) Front axle, L5P, lbs. (kg) 5200 (2359) 5600 (2540) 5200 (2359) 5200 (2359) Front spring capacity, L96, lbs. (kg) 4400 (1996) 4800 (2177) 4400 (1996) 4800 (2177) Front spring capacity, L5P, lbs. (kg) 5200 (2359) 5600 (2540) 5200 (2359) 5200 (2359) Rear axle 1, lbs. (kg) 6200 (2812) 6200 (2812) 6200 (2812) 6200 (2812) Rear spring capacity, lbs. (kg) 6200 (2812) 6200 (2812) 6200 (2812) 6200 (2812) Curb weight (L96 engine), lbs. (kg) 6334 (2873) 6689 (3034) 6242 (2831) 6532 (2963) Curb weight, (L5P engine), lbs. (kg) 7264 (3295) 7620 (3456) 7172 (3253) 7462 (3385) Cargo volume, cargo box, cu. ft. (liters) 76.3 (2160.8) 76.3 (2160.8) 61.0 (1727.5) 61.0 (1727.5) Payload, L96 2, lbs. (kg) 3141 (1425) 3186 (1445) 3233 (1466) 2943 (1335) Payload, L5P, lbs. (kg) 2711 (1230) 2356 (1069) 2803 (1271) 2513 (1140) Gross Vehicle Weight Rating (GVWR), L96, lbs. (kg) Gross Vehicle Weight Rating (GVWR), L5P, lbs. (kg) Front Gross Axle Weight Rating (GAWR), L96, lbs. (kg) Front Gross Axle Weight Rating (GAWR), L5P, lbs. (kg) Rear Gross Axle Weight Rating (GAWR), lbs. (kg) 9500 (4309) 9900 (4491) 9500 (4309) 9500 (4309) (4536) (4536) (4536) (4536) 4400 (1996) 4800 (2177) 4400 (1996) 4800 (2177) 5200 (2359) 5600 (2540) 5200 (2359) 5200 (2359) 6200 (2812) 6200 (2812) 6200 (2812) 6200 (2812) Fuel capacity, approximate, U.S., (liters) gallon 36 (136) 36 (136) 36 (136) 36 (136) Seating capacity Mass values are calculated assuming nominal equipment. Actual values may vary due to equipment loading. 2. Maximum payload capacity includes weight of driver, passengers, optional equipment and cargo. Published August 18, 2017 Page 74

75 2018 GMC Sierra 2500HD Fleet SPECS - Double Cab Specifications TC WD Standard Box Double Cab TK WD Standard Box Double Cab TC WD Long Box Double Cab TK WD Long Box Double Cab Front shock absorber diameter, in. (mm) 2.02 (51) 2.02 (51) 2.02 (51) 2.02 (51) Front stabilizer bar diameter, in. (mm) 1.31 (33) 1.31 (33) 1.31 (33) 1.31 (33) Rear shock absorber diameter, in. (mm) 2.02 (51) 2.02 (51) 2.02 (51) 2.02 (51) Turning diameter, curb-to-curb, ft. (m) 49.2 (15.0) 49.2 (15.0) 53.1 (16.2) 53.1 (16.2) Capacities Front axle, L96, lbs. (kg) 4400 (1996) 4400 (1996) 4400 (1996) 4800 (2177) Front axle, L5P, lbs. (kg) 5200 (2359) 5200 (2359) 5200 (2359) 5600 (2540) Front spring capacity, L96, lbs. (kg) 4400 (1996) 4400 (1996) 4400 (1996) 4800 (2177) Front spring capacity, L5P, lbs. (kg) 5200 (2359) 5200 (2359) 5200 (2359) 5600 (2540) Rear axle 3, lbs. (kg) 6200 (2812) 6200 (2812) 6200 (2812) 6200 (2812) Rear spring capacity, lbs. (kg) 6200 (2812) 6200 (2812) 6200 (2812) 6200 (2812) Curb weight (L96 engine), lbs. (kg) 6094 (2764) 6382 (2895) 6199 (2812) 6488 (2943) Curb weight, (L5P engine), lbs. (kg) 7024 (3186) 7313 (3317) 7130 (3234) 7418 (3365) Cargo volume, cargo box, cu. ft. (liters) 61.0 (1727.5) 61.0 (1727.5) 76.3 (2160.8) 76.3 (2160.8) Payload, L96 4, lbs. (kg) 3381 (1534) 3093 (1403) 3276 (1486) 2987 (1355) Payload, L5P, lbs. (kg) 2951 (1339) 2662 (1207) 2845 (1290) 2557 (1160) Gross Vehicle Weight Rating (GVWR), L96, lbs. (kg) Gross Vehicle Weight Rating (GVWR), L5P, lbs. (kg) Front Gross Axle Weight Rating (GAWR), L96, lbs. (kg) Front Gross Axle Weight Rating (GAWR), L5P, lbs. (kg) Rear Gross Axle Weight Rating (GAWR), lbs. (kg) 9500 (4309) 9500 (4309) 9500 (4309) 9500 (4309) (4536) (4536) (4536) (4536) 4400 (1996) 4400 (1996) 4400 (1996) 4800 (2177) 5200 (2359) 5200 (2359) 5200 (2359) 5600 (2540) 6200 (2812) 6200 (2812) 6200 (2812) 6200 (2812) Fuel capacity, approximate, U.S., (liters) gallon 36 (136) 36 (136) 36 (136) 36 (136) Seating capacity Mass values are calculated assuming nominal equipment. Actual values may vary due to equipment loading. 4. Maximum payload capacity includes weight of driver, passengers, optional equipment and cargo. Published August 18, 2017 Page 75

76 2018 GMC Sierra 2500HD Fleet SPECS - Regular Cab TC WD Long Box Regular Cab TK WD Long Box Regular Cab Specifications Front shock absorber diameter, in. (mm) 2.02 (51) 2.02 (51) Front stabilizer bar diameter, in. (mm) 1.31 (33) 1.31 (33) Rear shock absorber diameter, in. (mm) 2.02 (51) 2.02 (51) Turning diameter, curb-to-curb, ft. (m) 45.9 (14.0) 45.9 (14.0) Capacities Front axle, L96, lbs. (kg) 4400 (1996) 4400 (1996) Front axle, L5P, lbs. (kg) 4800 (2177) 5200 (2359) Front spring capacity, L96, lbs. (kg) 4400 (1996) 4400 (1996) Front spring capacity, L5P, lbs. (kg) 4800 (2177) 5200 (2359) Rear axle 5, lbs. (kg) 6200 (2812) 6200 (2812) Rear spring capacity, lbs. (kg) 6200 (2812) 6200 (2812) Curb weight (L96 engine), lbs. (kg) 5741 (2604) 6065 (2751) Curb weight, (L5P engine), lbs. (kg) 6671 (3026) 6995 (3173) Cargo volume, cargo box, cu. ft. (liters) 76.3 (2160.8) 76.3 (2160.8) Payload, L96 6, lbs. (kg) 3534 (1603) 3410 (1547) Payload, L5P, lbs. (kg) 3204 (1453) 2880 (1306) Gross Vehicle Weight Rating (GVWR), L96, lbs. (kg) Gross Vehicle Weight Rating (GVWR), L5P, lbs. (kg) Front Gross Axle Weight Rating (GAWR), L96, lbs. (kg) Front Gross Axle Weight Rating (GAWR), L5P, lbs. (kg) Rear Gross Axle Weight Rating (GAWR), lbs. (kg) 9300 (4218) 9500 (4309) 9900 (4491) 9900 (4491) 4400 (1996) 4400 (1996) 4800 (2177) 5200 (2359) 6200 (2812) 6200 (2812) Fuel capacity, approximate, U.S., (liters) gallon 36 (136) 36 (136) Seating capacity Mass values are calculated assuming nominal equipment. Actual values may vary due to equipment loading. 6. Maximum payload capacity includes weight of driver, passengers, optional equipment and cargo. Published August 18, 2017 Page 76

77 2018 GMC Sierra 2500HD Fleet WHEELS PYN Wheels, 17" (43.2 cm) steel, includes 17" x 7.5" (43.2 cm x 19.1 cm) steel spare wheel. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered PYT Wheels, 18" (45.7 cm) painted steel, includes 18" x 8" (45.7 cm x 20.3 cm) steel spare wheel. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered. PYQ Wheels, 17" (43.2 cm) machined aluminum, includes 17" x 7.5" (43.2 cm x 19.1 cm) steel spare wheel. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered. RTH Wheels, 20" (50.8 cm) polished aluminum with Dark Argent Metallic pockets, includes 18" x 8" (45.7 cm x 20.3 cm) steel spare wheel. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered Published August 18, 2017 Page 77