Page 1 of 6 <- Back Forward -> Document ID# 1757501 2007 Chevrolet TrailBlazer - 2WD Feedback Print Data Communication Connector End Views Connector 1: Body Control Module (BCM) C1 Connector 2: Body Control Module (BCM) C2 Connector 3: Body Control Module (BCM) C3 Connector 4: Data Link Connector (DLC) Body Control Module (BCM) C1 OEM: 12110088 Service: 15306210 Description: 24-Way F Micro-Pack 100 Series (GY) Pins: A2-A6, A12, B1-B12 Terminal/Tray: 12146447/3 Core/Insulation Crimp: E/C Release Tool/Test Probe: 12031876-1/J-35616-6 (BN) Body Control Module (BCM) C1 A1 -- -- Not Used A2 WH 2282 Headlamp Washer Relay Control (CE4) A3 OG 1140 Battery Positive Voltage A4 BK/WH 1969 Headlamp High Beam Relay Control A5 PK/WH 1970 Headlamp Low Beam Relay Control A6 PK 5363 Inclination Sensor Low Reference (BAE)
Page 2 of 6 A7-A11 -- -- Not Used A12 WH 278 Ambient Light Sensor Signal B1 L-GN 1037 Class 2 Serial Data B2 BK 279 Ambient Light Sensor Low Reference B3 L-GN 2270 Rear Window Washer Relay Control B4 GY/BK 2226 Instrument Panel Lamps Dimmer Switch Low Reference B5 GY 705 5-Volt Reference B6 WH 2283 12-Volt Reference B7 OG/BK 2090 Courtesy Lamps Supply Voltage B8 L-GN 1011 Remote Radio Control Signal (STW) B9 GY 391 Rear Window Wiper Switch Signal B10 YE 1836 Security System Sensor Signal (w/o BAE) B11 GY 2521 Right Sunload Sensor Signal (CJ2) B12 L-BU/BK 2519 Left Sunload Sensor Signal (CJ2) Body Control Module (BCM) C2 OEM: 12110112 Service: 12110112 Description: 32-Way F Micro-Pack 100 Series (TN) Pins: E3-9, E11-E12, E14, F3-F11, F13 Terminal/Tray: 12146447/3 Core/Insulation Crimp: E/C Release Tool/Test Probe: 12031876-1/J-35616-6 (BN) Body Control Module (BCM) C2 E1-E2 -- -- Not Used E3 L-GN 80 Key In Ignition Switch Signal
Page 3 of 6 E4 YE 307 Headlamp Switch Flash to Pass Signal E5 GY/BK 308 Park Lamp Switch On Signal E6 PK/BK 109 Hood Ajar Switch Signal (UA2) E7 PK 1348 Headlamp On Indicator Control E8 BK 1835 Security System Sensor Low Reference (w/o BAE) E9 RD/WH 812 12-Volt Reference (w/o BAE) E10 -- -- Not Used E11 D-GN/WH 1317 Fog Lamp Relay and Indicator Control (T96) E12 BK 28 Horn Relay Control E13 -- -- Not Used E14 TN 5463 Daytime Running Lamp Override Indicator (w/o WX7) E15-E16 -- -- Not Used F1-F2 -- -- Not Used F3 D-GN 113 Windshield Wiper Switch Signal 2 F4 D-BU/WH 1495 Courtesy Lamps On Signal F5 BN/WH 1871 Headlamp Washer Switch Signal (CE4) F6 OG 192 Front Fog Lamps Switch Signal (T96) F7 L-BU 187 Rear Fog Lamps Switch Signal (T79) F8 L-GN 5462 DRL Defeat Switch Signal (w/o WX7) F9 WH 103 Headlamp Switch Headlamps On Signal F10 L-GN 11 Headlamp High Beam Supply Voltage F11 PU 328 Interior Lamp Defeat Switch Signal F12 -- -- Not Used F13 PK 5068 Intrusion Sensor Switch Disable Signal (BAE) F14-F16 -- -- Not Used Body Control Module (BCM) C3
Page 4 of 6 OEM: 15354797 Service: See Catalog Description: 40-Way M Flexible Circuit Header Series Unsealed (BK) Terminal/Tray: See Terminal Repair Kit Core/Insulation Crimp: See Terminal Repair Kit Release Tool/Test Probe: See Terminal Repair Kit Body Control Module (BCM) C3 A1 -- 2140 Battery Positive Voltage A2 -- 2140 Battery Positive Voltage A3 -- 748 Right Rear Door Ajar Switch Signal A4 -- 1134 Park Brake Switch Signal A5 -- 195 Door Lock Control A6 -- 2265 Power Window Lockout Left Rear Control A7 -- HD11 Not Used A8 -- 747 Left Rear Door Ajar Switch Signal A9 -- LD14 Not Used A10 -- LD16 Not Used A11 -- 1350 Ground A12 -- 1353 RAP Supply Voltage A13 -- 194 Door Unlock Control A14 -- 1080 Park Lamp Relay Control A15 -- LS05 Power Sounder Enable Signal (BAE) A16 -- 1828 Intrusion Sensor Data Signal (BAE) A17 -- A12 Not Used A18 -- 992 Ignition 0 Voltage A19 -- 39 Ignition 1 Voltage A20 -- 541 Ignition 3 Voltage B1 -- 230 Instrument Panel Lamps Dimming Control B2 -- 230 Instrument Panel Lamps Dimming Control B3 -- 690 Courtesy Lamp Supply Voltage B4 -- 2240 Battery Positive Voltage B5 -- 1196 Power Window Switch Right Rear Up Signal B6 -- 2266 Power Window Lockout Right Rear Control B7 -- 1188 Power Window Switch Right Rear Down Signal B8 -- 1185 Power Window Switch Left Rear Up Signal B9 -- 1187 Power Window Switch Left Rear Down Signal B10 -- LD11 Not Used B11 -- 1350 Ground
Page 5 of 6 B12 -- 24 Backup Lamp Supply Voltage B13 -- 4440 Battery Positive Voltage B14 -- 1382 LED Dimming Signal B15 -- 543 Accessory Voltage B16 -- HS02 Not Used B17 -- 4040 Battery Positive Voltage B18 -- 1732 Courtesy Lamps Supply Voltage B19 -- 1977 Rear Fog Lamp Relay and Indicator Control B20 -- LS03 Incline Sensor Signal (BAE) Data Link Connector (DLC) OEM: 12110250 Service: 12110250 Description: 16-Way F Metri-Pack 150 Series (BK) Pins: 2, 5-6, 14 Terminal/Tray: 12129484/19 Core/Insulation Crimp: E/C Release Tool/Test Probe: 12094429/J-35616-2A (GY) Pins: 4, 16 Terminal/Tray: 12129484/19 Core/Insulation Crimp: E/A Release Tool/Test Probe: 12094429/J-35616-2A (GY) Data Link Connector (DLC) 1 -- -- Not Used 2 PU 1132 DLC Class 2 Serial Data 3 -- -- Not Used
Page 6 of 6 4 BK 2250 Ground 5 BK/WH 751 Ground 6 D-BU 6105 High Speed GMLAN Serial Data (+) 7-13 -- -- Not Used 14 L-BU/BK 6106 High Speed GMLAN Serial Data (-) 15 -- -- Not Used 16 OG 640 Battery Positive Voltage <- Back Forward -> Document ID# 1757501 2007 Chevrolet TrailBlazer - 2WD Feedback Print