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Body Control Module (BCM) C1

Fig 1: Body Control Module (BCM) C1 Connector End View
GM73156Courtesy of GENERAL MOTORS CORP.
Body Control Module (BCM) C1 Connector Parts Information

Connector Part Information 
  • OEM: 12110088
  • Service: 15306210
  • Description: 24-Way F Micro-Pack 100 Series (GY)
Terminal Part Information 
  • 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 Connector Terminal Identification

Pin Wire Color Circuit No. Function
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)
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)