Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSOLDSMOBILE2004BRAVADA AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 968 (BODY CONTROL SYSTEM)COMPONENT LOCATORBODY CONTROL SYSTEM CONNECTORS
2004 Oldsmobile Bravada AWD
Body Control System Connectors
2004 Oldsmobile Bravada AWDSECTION Body Control System Connectors
WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Body Control Module (BCM) - C1
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | RED | 2353 | Instrument Panel Lamps Dimming Supply Voltage |
| B | PPL/WHT | 1382 | LED Dimming Signal |
| C | ORN | 4040 | Battery Positive Voltage |
| D | ORN | 1732 | Inadvertent Power Courtesy Lamps Supply Voltage |
| E | BRN/WHT | 230 | Instrument Panel Lamps Dimming Control |
| F | ORN | 2240 | Battery Positive Voltage |
Body Control Module (BCM) - C2
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A1 | - | - | Not Used |
| A2 | DK BLU | 1796 | Steering Wheel Radio Controls Supply Voltage |
| A3 | DK BLU | 245 | Passenger Door Lock Switch Unlock Control - Base |
| TAN/BLK | 254 | Rear Door Unlock Relay Control (YE9 w/ Crew Cab) | |
| A4 | PNK/WHT | 1970 | Headlamp Low Beam Relay Control |
| A5 | DK GRN/ WHT |
1317 | Fog Lamp Relay Control (T96) |
| A6 | LT BLU | 244 | Passenger Door Lock Switch Lock Control - Base |
| GRY/BLK | 255 | Rear Door Lock Relay Control (YE9 w/ Crew Cab) | |
| A7 | - | - | Not Used (YE9) |
| LT GRN | 1391 | Driver Door Unlock Relay Control - Base | |
| A8 | WHT | 193 | Rear Defog Relay Control (C49) |
| A9-A10 | - | - | Not Used |
| A11 | RED/WHT | 812 | 12 Volt Reference |
| A12 | ORN | 1140 | Battery Positive Voltage |
| B1 | BLK/WHT | 1969 | Headlamp High Beam Relay Control |
| B2 | WHT | 1080 | Park Lamp Relay Control |
| B3 | DK BLU | 1353 | RAP Supply Voltage |
| B4 | LT GRN/BLK | 592 | DRL Relay Control |
| B5 | PPL | 359 | DRL Off Indicator Control |
| B6 | BLK/WHT | 1851 | Ground |
| B7 | BLK | 1835 | Security System Sensor Low Reference |
| B8 | PNK | 1348 | Headlamp On Indicator Control |
| B9 | BLK | 28 | Horn Relay Control |
| B10 | - | - | Not Used |
| B11 | GRY | 1056 | Dimmer Switch 5V Reference Voltage |
| B12 | LT GRN | 1037 | BCM Class 2 Serial Data |
Body Control Module (BCM) - C3
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A1-A3 | - | - | Not Used |
| A4 | WHT | 278 | Ambient Light Sensor Signal |
| A5 | - | - | Not Used (CJ3) |
| GRY | 1548 | Passenger Sunload Sensor Signal - w/ CJ2 | |
| A6 | YEL | 1836 | Security System Sensor Signal |
| A7 | - | - | Not Used - Base |
| LT GRN | 1011 | Remote Radio Control Signal (YE9) | |
| A8 | DK GRN | 588 | DRL Switch Signal |
| A9 | ORN | 192 | Front Fog Lamp Switch Signal (T96) |
| A10 | - | - | Not Used |
| A11 | PPL | 328 | Interior Lamp Defeat Switch Signal |
| A12 | - | - | Not Used |
| B1 | YEL | 710 | Class 2 Serial Data |
| B2 | GRY/BLK | 308 | Park Lamp Switch Signal |
| B3-B4 | - | - | Not Used |
| B5 | - | - | Not Used (CJ3) |
| LT BLU/BLK | 590 | Driver Sunload Sensor Signal - w/ CJ2 | |
| B6 | BLK/WHT | 1851 | Ground |
| B7 | - | - | Not Used |
| LT BLU | 1059 | Steering Wheel Position Sensor Signal - w/ NYS | |
| B8 | ORN/BLK | 2090 | Dimming Switch Signal |
| B9 | LT GRN | 11 | Headlamp Dimmer Switch Signal |
| B10 | - | - | Not Used |
| B11 | LT BLU | 553 | Tow/Haul Switch Signal |
| B12 | - | - | Not Used |
Body Control Module (BCM) - C4
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A1 | LT GRN | 80 | Key In Ignition Switch Signal |
| A2 | YEL | 307 | Headlamp Switch Flash to Pass Signal |
| A3 | WHT | 530 | Off/Run/Crank Voltage |
| A4 | PNK | 39 | Ignition 1 Voltage |
| A5 | - | - | Not Used (YE9) |
| BLK/WHT | 746 | Right Front Door Ajar Switch Signal (Base) | |
| A6 | DK BLU/ WHT |
149 | Cargo Lamp Low Control |
| A7 | LT BLU | 1134 | Park Brake Switch Signal |
| A8 | GRY | 1524 | Backup Lamp Signal |
| A9-A11 | - | - | Not Used |
| A12 | WHT | 103 | Headlamp Switch Headlamps On Signal |
| B1-B2 | - | - | Not Used |
| B3 | YEL | 43 | Accessory Voltage |
| B4 | - | - | Not Used (YE9) |
| GRY/BLK | 745 | Left Front Door Ajar Switch Signal - Base | |
| B5 | - | - | Not Used (YE9) |
| LT BLU | 195 | Door Lock Control - Base | |
| B6 | GRY/BLK | 2226 | Instrument Panel Lamps Dimmer Switch Low Reference |
| B7 | BLK | 279 | Ambient Light Sensor Low Reference |
| B8 | - | - | Not Used |
| B9 | DK BLU/WHT | 1495 | Courtesy Lamps On Signal |
| B10 | - | - | Not Used (YE9) |
| WHT | 194 | Door Unlock Control - Base | |
| B11-B12 | - | - | Not Used |
Body Control Module (BCM) - C5
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A-C | - | - | Not Used |
| D | ORN | 2140 | Battery Positive Voltage |
| E | GRY/BLK | 690 | Courtesy Lamp Control |
| F | LT GRN | 24 | Backup Lamp Supply Voltage |
Body Control Module (BCM) - C6
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A1 | - | - | Not Used |
| A2 | LT GRN/BLK | 748 | Right Rear Door Ajar Switch Signal (Crew Cab) |
| A3 | LT BLU/BLK | 747 | Left Rear Door Ajar Switch Signal (Crew Cab) |
| A4 | - | - | Not Used |
| A5 | - | - | Not Used - Base |
| LT BLU | 2265 | Power Window Lockout Left Rear Control - Uplevel (YE9 w/ Crew Cab) | |
| A6 | - | - | Not Used - Base |
| LT GRN | 2266 | Power Window Lockout Right Rear Control (YE9 w/ Crew Cab) | |
| A7 | - | - | Not Used - Base |
| GRY/BLK | 1186 | Power Window Relay Right Rear Up Control (YE9 w/ Crew Cab) | |
| A8 | - | - | Not Used - Base |
| DK GRN | 1188 | Power Window Relay Right Rear Down Control (YE9 w/ Crew Cab) | |
| B1-B6 | - | - | Not Used |
| B7 | - | - | Not Used - Base |
| YEL | 1187 | Power Window Relay Left Rear Down Control (YE9 w/ Crew Cab) | |
| B8 | - | - | Not Used - Base |
| WHT | 1185 | Power Window Relay Left Rear Up Control (YE9 w/ Crew Cab) | |
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.