LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Saturn >> 2002 >> SC2 Automatic, MP6 >> Repair and Diagnosis >> External Pages >> Different car >> Section 161 (Body Control System) >> Component Locator >> Body Control System Connector End Views
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Body Control System Connector End Views

WARNING: This page is about a different car, the 2004 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
Body Control Module (BCM) C1 Connector End View

GM130689Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12110244
  • 24-Way F Micro-Pack 100 Series (PNK)
Pin Wire Color Circuit No. Function
A1-A2 - - Not Used
A3 WHT/BLK 1073 Ignition Key Resistor Signal
A4 ORN 1640 Battery Positive Voltage
A5 - - Not Used
A6 WHT 352 ALC HDLP Relay Control
A7 YEL/BLK 1138 DRL Ambient Light Sensor Low Reference
A8 - - Not Used
A9 BLK/WHT 851 Ground
A10 LT GRN/BLK 1137 DRL Ambient Light Sensor Signal
A11 - - Not Used
A12 DK BLU 1393 Courtesy Lamp Relay Control
B1 - - Not Used
B2 PPL/WHT 1074 Ignition Key Resistor Low Reference
B3 GRY 1901 Rear Fog Lamp Relay Control - Export
B4 DK GRN/WHT 1317 Fog Lamp Relay Control
B5 - - Not Used
B6 LT GRN 1037 BCM Class 2 Serial Data
B7-B8 - - Not Used
B9 LT BLU 1344 Trunk Release Relay Control
B10 BLK 28 Horn Relay Control
B11 - - Not Used
B12 GRY 2169 Convertible Top Relay Cover Release Control
Body Control Module (BCM) C2 Connector End View

GM333019Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12110245
  • 32-Way F Micro-Pack 100 Series (PNK)
Pin Wire Color Circuit No. Function
C1 DK BLU 38 Backup Lamp Relay Control
C2 GRY/BLK 745 Left Front Door Ajar Switch Signal
C3 WHT 193 Rear Defog Relay Control
C4 ORN 640 Battery Positive Voltage
C5 - - Not Used
C6 TAN 159 Key Out Ignition Switch Signal
C7-C8 - - Not Used
C9 PNK/BLK 109 Hood Ajar Switch Signal
C9 DK BLU 2167 Convertible Top Cover Ajar Switch Supply Voltage
C10 PPL 681 Secondary Rear Defog Switch Signal
C11 LT GRN 2166 Convertible Top Cover Release Switch Supply Voltage
C12 RED/BLK 744 Trunk Ajar Switch Signal
C13 DK BLU 2167 Convertible Top Cover Ajar Switch Supply Voltage
C14 LT GRN/BLK 80 Key In Ignition Switch Signal
C15 LT GRN 1601 Steering Column Lock Signal
C16 - - Not Used
D1 BLK/WHT 746 Right Front Door Ajar Switch Signal
D2-D3 - - Not Used
D4 ORN/BLK 192 Fog Lamp Switch Output - FRT
D5 LT BLU 187 Rear Fog Lamp Switch Signal (Export)
D6 - - Not Used
D7 DK BLU 15 Right Turn Signal Status Signal
D8 LT BLU 14 Left Turn Signal Status Signal
D9 BLK 1576 Trunk Release Switch Signal
D10 - - Not Used
D11 DK GRN 306 Headlamp Switch Headlamps Off Signal
D12 YEL 243 Accessory Voltage
D13 PNK 1039 Ignition 1 Voltage
D14 DK GRN 2629 Steering Column Lock Relay Control
D15 BRN/WHT 1571 Traction Control Switch Signal
D16 LT GRN 1966 Right Front Turn Signal Relay Control
Body Control Module (BCM) C3 Connector End View

GM73152Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12110259
  • 16-Way F Micro-Pack 100 Series (GRN)
Pin Wire Color Circuit No. Function
A1 - - Not Used
A2 BLK 150 Ground
A3 GRY/BLK 690 Courtesy Lamp Low Control
A4 ORN 2540 Not Used
A5 YEL/BLK 1784 Twilight Sentinel Enable Signal
A6 PPL 1604 Steering Column Unlock
A7 ORN/BLK 1976 Left Front Turn Signal Relay Control
A8 ORN 1603 Steering Column Lock
B1 BRN/WHT 1244 Instrument Panel Lamp Supply Voltage - 2
B2 YEL 390 Instrument Panel Lamp Supply Voltage - 3
B3 - - Not Used
B4 YEL 183 Front Fog Lamp Indicator Control
B5 - - Not Used
B6 GRY 8 Instrument Panel Lamp Supply Voltage - 1
B7 YEL/BLK 625 Starter Enable Relay Control
B8 TAN 159 Key Out Ignition Switch Signal