| Table 1: | Body Control Module C1 | 
| Table 2: | Body Control Module C2 | 
| Table 3: | Body Control Module C3 | 
| Table 4: | Data Link Connector (DLC) | 
 
 | |||||||
|---|---|---|---|---|---|---|---|
Connector PartInformation  | 
 
  | ||||||
Pin  | Wire Color  | Circuit No.  | Function  | ||||
A1  | BLK  | 1850  | Ground  | ||||
A2  | ORN  | 1840  | BatteryPositive Voltage  | ||||
A3  | WHT  | 194  | Door Unlock Control  | ||||
A4  | LT BLU  | 195  | Door Lock Control  | ||||
A5-A6  | --  | --  | Not Used  | ||||
A7  | BLK  | 755  | RAP Relay Coil Control  | ||||
A8  | DK BLU  | 1393  | Courtesy Lamp Relay Control  | ||||
A9  | BLK  | 28  | Horn Relay Control  | ||||
A10  | --  | --  | Not Used  | ||||
A11  | LT GRN/ BLK  | 592  | DRL Relay Control  | ||||
A12  | LT GRN  | 1037  | BCM Class 2 Serial Data  | ||||
B1  | BLK  | 1850  | Ground  | ||||
B2  | PNK  | 39  | Ignition 1 Voltage  | ||||
B3  | RED/WHT  | 812  | 12-Volt Reference  | ||||
B4  | ORN  | 461  | GMCM Serial Data  | ||||
B5  | --  | --  | Not Used  | ||||
B6  | LT BLU  | 14  | Left Turn Signal Lamps Supply Voltage  | ||||
B7  | DK BLU  | 15  | Right Turn Signal Lamps Supply Voltage  | ||||
B8  | --  | --  | Not Used  | ||||
B9  | BRN  | 41  | Ignition 3 Voltage  | ||||
B10  | LT BLU  | 1134  | Park Brake Switch Signal  | ||||
B11  | BLK/WHT  | 238  | Seat Belt Switch - Left  | ||||
B12  | LT BLU  | 553  | Tow/Haul Switch Signal  | ||||
 
 | |||||||
|---|---|---|---|---|---|---|---|
Connector PartInformation  | 
 
  | ||||||
Pin  | Wire Color  | Circuit No.  | Function  | ||||
A1  | YEL  | 710  | Class 2 Serial Data  | ||||
A2  | ORN/BLK  | 1057  | Low Reference  | ||||
A3  | GRY/BLK  | 690  | Courtesy Lamp Low Control  | ||||
A4  | LT GRN  | 1391  | Driver Door Unlock Relay Control  | ||||
A5  | WHT  | 1080  | Park Lamp Relay Control  | ||||
A6  | LT BLU  | 1344  | Trunk Release Relay Control  | ||||
A7-A10  | --  | --  | Not Used  | ||||
A11  | WHT  | 352  | Headlamp Relay Coil Supply Voltage  | ||||
A12  | PPL/WHT  | 1382  | LED Dimming Signal  | ||||
B1  | DK GRN/WHT  | 817  | Vehicle Speed Signal  | ||||
B2  | --  | --  | Not Used  | ||||
B3  | YEL  | 1836  | Security System Sensor Signal  | ||||
B4  | --  | --  | Not Used  | ||||
B5  | LT GRN/ BLK  | 1311  | High Beam Signal  | ||||
B6  | BRN  | 9  | Park Lamp Supply Voltage  | ||||
B7-B8  | --  | --  | Not Used  | ||||
B9  | LT GRN  | 80  | Key In Ignition Switch Signal  | ||||
B10  | PNK  | 775  | Side Door Jamb Switch Signal  | ||||
B11  | YEL  | 656  | Liftgate Courtesy Lamp Control  | ||||
B12  | ORN  | 1732  | Courtesy Lamps Supply Voltage  | ||||
 
 | |||||||
|---|---|---|---|---|---|---|---|
Connector PartInformation  | 
 
  | ||||||
Pin  | Wire Color  | Circuit No.  | Function  | ||||
A1  | --  | --  | Not Used  | ||||
A2  | DK BLU/ WHT  | 1495  | Courtesy Lamps On Signal  | ||||
A3  | YEL  | 307  | Headlamp Switch Flash to Pass Signal  | ||||
A4  | GRY  | 605  | 5-Volt Reference  | ||||
A5  | GRY  | 8  | Instrument Panel Lamp Supply Voltage - 1  | ||||
A6  | WHT  | 278  | Ambient Light Sensor Signal  | ||||
A7-A8  | --  | --  | Not Used  | ||||
B1  | --  | --  | Not Used  | ||||
B2  | ORN  | 54  | Passenger Door Jamb Switch Signal  | ||||
B3  | --  | --  | Not Used  | ||||
B4  | DK BLU  | 49  | Driver Door Ajar Switch Signal  | ||||
B5  | --  | --  | Not Used  | ||||
B6  | PPL  | 328  | Interior Lamp Defeat Switch Signal  | ||||
B7  | --  | --  | Not Used  | ||||
B8  | PPL/WHT  | 549  | Headlamp Switch Headlamps Off Signal  | ||||
 
 | |||||||
|---|---|---|---|---|---|---|---|
Connector Part Information  | 
 
  | ||||||
Pin  | Wire Color  | Circuit No.  | Function  | ||||
1  | --  | --  | Not Used  | ||||
2  | PPL  | 1132  | DLC Class 2 Serial Data  | ||||
3  | --  | --  | Not Used  | ||||
4  | BLK  | 750  | Ground  | ||||
5  | BLK  | 550  | Ground  | ||||
6-15  | --  | --  | Not Used  | ||||
16  | ORN  | 840  | Battery Positive Voltage  | ||||