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.
Body Control Module (BCM) X4
2004 Oldsmobile Bravada AWDSECTION Body Control Module (BCM) X4
WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
Body Control Module (BCM) X4
| Pin | Wire | Circuit | Function |
|---|---|---|---|
| 1 | 0.8 RD/WH | 1240 | Battery Positive Voltage |
| 2 | 0.8 RD/WH | 1440 | Battery Positive Voltage |
| 3 | 0.8 RD/WH | 1540 | Battery Positive Voltage |
| 4 | 0.8 RD/WH | 1340 | Battery Positive Voltage |
| 5 | 0.8 D-BU/WH | 1315 | Right Front Turn Signal Lamp Supply Voltage |
| 6 | 0.35 BN | 6132 | Local Interconnect Network 1 (RCM) |
| 7 | 0.5 YE | 196 | Windshield Wiper Motor Park Switch Signal |
| 8 | - | - | Not Used |
| 9 | 0.5 BK/WH | 251 | Ground |
| 9 | 0.5 BK | 650 | Ground (HP5) |
| 10 | 0.5 RD/WH | 540 | Battery Positive Voltage |
| 11 | 0.35 D-GN/WH | 1317 | Fog Lamp Relay Control (T37/T96) |
| 12 | 0.35 YE | 5187 | Right Trailer Turn Signal Lamp (V92) |
| 13 | 0.35 OG | 5186 | Left Trailer Turn Signal Lamp (V92) |
| 14 | 0.35 L-GN | 482 | Windshield Outside Moisture Sensor Signal 2 (CE1) |
| 15 | 0.35 OG | 2268 | Windshield Washer Relay Control |
| 16 | 0.35 TN/WH | 1969 | Headlamp High Beam Relay Control |
| 17 | 0.35 YE | 5530 | Hood Open Switch Signal |
| 18 | 0.35 TN | 481 | Windshield Outside Moisture Sensor Signal 1 (CE1) |
| 19 | 0.35 D-BU | 5985 | Accessory Wakeup Serial Data |
| 20 | - | - | Not Used |
| 21 | 0.35 YE | 5199 | Run/Crank Relay Coil Control |
| 22 | 0.35 L-BU | 1344 | Trunk Release Relay Control |
| 23 | 0.35 L-GN/BK | 592 | DRL Relay Control |
| 24-25 | - | - | Not Used |
Connector Part Information
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Terminal Part Information
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RENDER: 1.0x
NO RELATED
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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.