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Home >> Chevrolet >> 2006 >> Chevy Express G3500, Van Passenger Extended >> Repair and Diagnosis >> External Pages >> Different car >> Section 901 (Data Communication System) >> Component Locator >> Data Communication Connectors >> Body Control Module (BCM) - C4
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Body Control Module (BCM) - C4

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Fig 1: Body Control Module (BCM) - C4 Connector End View
GM130690Courtesy of GENERAL MOTORS CORP.
Body Control Module (BCM) - C4 Connector & Terminal Parts Information

Connector Part Information 
  • OEM: 12110206
  • Service: 12110206
  • Description: 24-Way F Micro-Pack 100 Series (L-BU)
Terminal Part Information 
  • Terminal/Tray: 12146447/3
  • Core/Insulation Crimp: E/C
  • Release Tool/Test Probe: 12031876-1/J-35616-6 (BN)
Body Control Module (BCM) - C4 Terminal Identification

Pin Wire Color Circuit No. Function
A1 L-GN 80 Key In Ignition Switch Signal
A2 YE 307 Headlamp Switch Flash to Pass Signal
A3 PK 1020 Ignition 0 Voltage
A4 PK 39 Ignition 1 Voltage
A5 L-GN 1177 Door Open Switch Signal
A6 - - Not Used
A7 L-BU 1134 Park Brake Switch Signal
A8-A9 - - Not Used
A10 YE/BK 1181 Rear Door Open Switch Signal (Passenger/Cargo)
A11 - - Not Used
A12 WH 103 Headlamp Switch Headlamps On Signal
B1-B2 - - Not Used
B3 YE 343 Accessory Voltage
B4 TN 126 Left Front Door Open Switch Signal
B5 L-BU 195 Door Lock Control (AU3)
B6 GY/BK 2226 Dimming Return
B7-B8 - - Not Used
B9 D-BU/WH 1495 Courtesy Lamps On Signal
B10 WH 194 Door Unlock Control (AU3)
B11-B12 - - Not Used
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