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Home >> Chevrolet >> 2006 >> TrailBlazer 5.3 M, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 185 (Data Communication System) >> Component Locator >> Data Communication Connectors >> Body Control Module (BCM) C2

Body Control Module (BCM) C2

WARNING: This page is about a different car, the 2007 Isuzu Ascender, 2007 GMC Envoy, 2007 Chevrolet TrailBlazer, and 2007 Buick Rainier. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Body Control Module (BCM) C2 Connector End View
GM646417Courtesy of GENERAL MOTORS CORP.
Body Control Module (BCM) C2 Connector Parts Information

Connector Part Information 
  • OEM: 12110112
  • Service: 12110112
  • Description: 32-Way F Micro-Pack 100 Series (TN)
Terminal Part Information 
  • 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 Connector Terminal Identification

Pin Wire Color Circuit No. Function
E1-E2 - - Not Used
E3 L-GN 80 Key In Ignition Switch Signal
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