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 MANUALSCHEVROLET2006CHEVY EXPRESS G2500, VAN CARGO, 6.6 2REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 2269 (COMPONENT CONNECTOR END VIEW (1 OF 5))BODY CONTROL MODULE (BCM) X2
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2
Body Control Module (BCM) X2
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2SECTION Body Control Module (BCM) X2
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2008 GMC Yukon XL, 2008 GMC Yukon, 2008 Chevrolet Tahoe, 2008 Chevrolet Suburban, and 2008 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Body Control Module (BCM) X2
| Pin | Wire Color | Circuit | Function |
|---|---|---|---|
| 1 | 0.5 OG | 6815 | Inadvertent Power Control |
| 2 | 0.5 RD/WH | 2540 | Battery Positive Voltage |
| 3 | 0.5 BN/WH | 230 | Instrument Panel Lamp Dimming Control |
| 4 | - | - | Not Used |
| 5 | 0.5 GY | 157 | Interior Lamp Control |
| 6-7 | - | - | Not Used |
| 8 | 0.35 L-BU | 13 | Headlamp Switch Park Lamp Signal |
| 9-10 | - | - | Not Used |
| 11 | 0.35 WH | 278 | Ambient Light Sensor Signal |
| 12 | 0.35 WH | 103 | Headlamp Switch On Signal |
| 13-16 | - | - | Not Used |
| 17 | 0.35 D-GN | 306 | Headlamp Switch Headlamps Off Signal |
| 18 | 0.35 D-BU/WH | 149 | Courtesy Lamp Control |
| 19 | - | - | Not Used |
| 20 | 0.35 PU | 5357 | Right Tail Lamp Outage Detection Signal (Z75 with E52) |
| 21 | 0.35 L-BU | 1788 | Traction Control Switch Signal |
| 22 | 0.35 D-BU | 38 | Backup Lamp Relay Control |
| 23-24 | - | - | Not Used |
| 25 | 0.35 PU | 328 | Interior Lamp Switch Voltage Control |
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.