| Table 1: | Body Control Module -- C0 | 
| Table 2: | Body Control Module -- C1 | 
| Table 3: | Body Control Module -- C2 | 
| Table 4: | Body Control Module -- C3 | 
 
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|---|---|---|---|---|---|---|---|
Connector Part Information  | 
 
  | ||||||
Pin  | Wire Color  | Circuit No.  | Function  | ||||
A1  | --  | --  | Not Used  | ||||
A2  | PNK/BLK  | 1597  | Interior Lamp Switch On Signal  | ||||
A3  | YEL  | 10  | Headlamp Switch Signal  | ||||
A4  | PPL  | 328  | Interior Lamp Defeat Switch Signal  | ||||
A5  | LT GRN  | 80  | Key In Ignition Switch Signal  | ||||
A6  | LT BLU  | 13  | Headlamp Switch Park Lamps Signal  | ||||
A7  | ORN  | 192  | Fog Lamp Switch Signal  | ||||
A8  | --  | --  | Not Used  | ||||
B1  | WHT/BLK  | 1221  | Liftgate Release Switch Signal  | ||||
B2-B3  | --  | --  | Not Used  | ||||
B4  | YEL  | 443  | Accessory Voltage  | ||||
B5  | PPL  | 1500  | Ignition 0 Voltage  | ||||
B6  | --  | --  | Not Used  | ||||
B7  | BRN/WHT  | 1571  | Traction Control Switch Signal  | ||||
B8  | DK GRN  | 389  | Vehicle Speed Signal  | ||||
 
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|---|---|---|---|---|---|---|---|
Connector Part Information  | 
 
  | ||||||
Pin  | Wire Color  | Circuit No.  | Function  | ||||
A1  | BLK  | 1550  | Ground  | ||||
A2-A3  | --  | --  | Not Used  | ||||
A4  | YEL/BLK  | 1138  | Ambient Light Sensor Low Reference  | ||||
A5  | PNK  | 1444  | 5 Volt Reference  | ||||
A6  | LT GRN/ BLK  | 1137  | Ambient Light Sensor Signal  | ||||
A7  | BRN/WHT  | 230  | Instrument Panel Lamps Dimming Control  | ||||
A8  | LT GRN/ BLK  | 311  | High Beam Signal  | ||||
A9  | BLK/WHT  | 1455  | Keyless Entry Program Enable Signal  | ||||
A10  | LT GRN  | 1037  | BCM Class 2 Serial Data  | ||||
A11  | BLK  | 28  | Horn Relay Control  | ||||
A12  | LT GRN/ BLK  | 592  | DRL Relay Control  | ||||
B1  | GRY/BLK  | 1796  | Low Reference  | ||||
B2  | PNK  | 739  | Ignition 1 Voltage  | ||||
B3  | BRN  | 9  | Park Lamp Supply Voltage  | ||||
B4  | YEL  | 749  | Security Indicator Control  | ||||
B5-B6  | --  | --  | Not Used  | ||||
B7  | ORN  | 3240  | Battery Positive Voltage  | ||||
B8  | LT BLU  | 910  | Headlamp Relay Control  | ||||
B9  | DK GRN/ WHT  | 762  | A/C Request Signal (C60)  | ||||
B10  | --  | --  | Not Used  | ||||
B11  | TAN/WHT  | 816  | A/T Shift Lock Solenoid Supply Voltage  | ||||
B12  | DK GRN/ WHT  | 1317  | Fog Lamp Relay Control  | ||||
 
 | |||||||
|---|---|---|---|---|---|---|---|
Connector Part Information  | 
 
  | ||||||
Pin  | Wire Color  | Circuit No.  | Function  | ||||
A1  | ORN/BLK  | 233  | Park Brake Switch Signal  | ||||
A2  | ORN  | 54  | Front Passenger Door Open Switch Signal  | ||||
A3  | DK BLU/ WHT  | 727  | Door Ajar Switch Signal  | ||||
A4  | PPL  | 1124  | Door Lock Key Switch Unlock Signal  | ||||
A5  | LT BLU  | 9124  | Tailgate Key Cylinder Switch Signal (Pontiac)  | ||||
A6  | --  | --  | Not Used  | ||||
A7  | DK BLU  | 49  | Driver Door Open Switch Signal  | ||||
A8  | RED/BLK  | 744  | Trunk Ajar Switch Signal (Pontiac)  | ||||
LT BLU  | 2380  | Rear Parking Assist Chime Signal (Buick)  | |||||
A9  | PNK/BLK  | 1303  | Endgate Ajar Switch Signal  | ||||
A10  | YEL  | 656  | Endgate Open Switch Signal  | ||||
A11-A12  | --  | --  | Not Used  | ||||
B1  | PNK  | 775  | Rear Door Open Switch Signal  | ||||
B2  | PPL  | 2279  | Lift Glass Ajar Switch Signal (Pontiac)  | ||||
B3  | --  | --  | Not Used  | ||||
B4  | RED/BLK  | 780  | Door Lock/Unlock Switch Signal  | ||||
B5-B12  | --  | --  | Not Used  | ||||
 
 | |||||||
|---|---|---|---|---|---|---|---|
Connector Part Information  | 
 
  | ||||||
Pin  | Wire Color  | Circuit No.  | Function  | ||||
1  | --  | --  | Battery Positive Voltage  | ||||
2  | --  | 1080  | Park Lamp Relay Control  | ||||
3-5  | --  | --  | Not Used  | ||||
6  | --  | --  | Battery Positive Voltage  | ||||
7  | --  | --  | Not Used  | ||||
8  | --  | 383  | Trunk Release Control (Pontiac)  | ||||
9  | --  | 1732  | Courtesy Lamps Supply Voltage  | ||||
10  | --  | --  | Battery Positive Voltage  | ||||
11  | --  | 8  | Instrument Panel Lamp Supply Voltage  | ||||
12  | --  | 690  | Courtesy Lamps Control  | ||||
13  | --  | 9295  | Tailgate Lock Motor Lock Control  | ||||
14  | --  | 9294  | Tailgate Lock Motor Unlock Control  | ||||
15  | --  | 550  | Ground  | ||||
16  | --  | 294  | Door Lock Actuator Unlock Control  | ||||
17  | --  | 694  | Driver Door Lock Actuator Unlock Control  | ||||
18  | --  | 295  | Door Lock Actuator Lock Control  | ||||
19  | --  | --  | Not Used  | ||||
20  | --  | 707  | RAP Relay Control  | ||||
21  | --  | 911  | Rear Defog Relay Coil Supply Voltage  | ||||
22-23  | --  | --  | Not Used  | ||||
24  | --  | 150  | Ground  | ||||