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Auxiliary Body Control Module (XBCM) X1 (EXP)

Fig 1: Auxiliary Body Control Module (XBCM) X1 (EXP)
GM73156Courtesy of GENERAL MOTORS CORP.
Auxiliary Body Control Module (XBCM) X1 (EXP)

Pin Wire Circuit Function
A1 0.35 BK 1050 Ground
A2 0.35 RD/WH 2640 Battery Positive Voltage
A3 0.35 D-GN 5060 Low Speed GMLAN Serial Data
A4-A6 - - Not Used
A7 0.35 BK/WH 1851 Ground
A8 0.35 L-BU 187 Rear Fog Lamp Switch Signal
A9 - - Not Used
A10 0.35 PK 7141 Trailer Connected Signal Trailer
A11 - - Not Used
A12 0.35 YE 1618 Trailer Left Rear Turn/Stop Lamp Control
B1 0.35 L-BU 1320 CHMSL Control
B2 0.35 PK 239 Ignition Voltage
B3-B10 - - Not Used
B11 0.35 D-GN 1619 Trailer Right Rear Turn/Stop Lamp Control
B12 - - Not Used
Connector Part Information 
  • Harness Type: Instrument Panel
  • OEM Connector: 12110088
  • Service Connector: 15306210
  • Description: 24-Way F Micro-Pack 100 Series (GY)
Terminal Part Information 
  • Terminal/Tray: 12146447/3
  • Core/Insulation Crimp: E/C
  • Release Tool/Test Probe: 12031876-1/J-35616-6 (BN)