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.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G2500, VAN CARGO, 6.6 6REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1224 (LIGHTING SYSTEMS)DIAGNOSTIC INFORMATION AND PROCEDURESDIAGNOSTIC CODE INDEX
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6
Diagnostic Code Index
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Diagnostic Code Index
WARNING: This page is about a different car, the 2008 Chevrolet Malibu Classic. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC B1480 | B1480 00: Battery Rundown Protection Circuit |
| DTC B2530 | B2530: Front Fog Lamps Control Circuit |
| DTC B2545 | B2545: Backup Lamps Circuit |
| DTC B2555 | B2555 05: Passenger Compartment Lamp Control Circuit Short to Battery/Open. |
| DTC B2575 | B2575: Headlamp Control Circuit |
| DTC B2580 | B2580: Headlamp High Beam Control Circuit |
| DTC B2585 | B2585: Park Lamp Control Circuit |
| DTC B2625 | B2625: Display Dimming Pulse Width Modulation (PWM) Output Circuit |
| DTC B2645 | B2645: Ambient Light Sensor Circuit |
| DTC B3903 | B3903: Stop Lamp Relay Circuit |
| DTC B3948 | B3948 02: Left Front Turn Signal Circuit Short to Ground B3948 05: Left Front Turn Signal Circuit Short to Battery or Open |
| DTC B3949 | B3949 02: Right Front Turn Signal Circuit Short to Ground B3949 05: Right Front Turn Signal Circuit Short to Battery or Open |
| DTC B3950 | B3950 02: Left Rear Turn Signal Circuit Short to Ground B3950 05: Left Rear Turn Signal Circuit Short to Battery or Open |
| DTC B3951 | B3951 02: Right Rear Turn Signal Circuit Short to Ground B3951 05: Right Rear Turn Signal Circuit Short to Battery or Open |
| DTC C0277 | C0277 06: Brake Pedal Position Sensor Circuit Short to Ground or Open C0277 07: Brake Pedal Position Sensor Circuit Voltage Above Threshold C0277 09: Brake Pedal Position Sensor Circuit Rate of Change Above Threshold |
| DTC C0278 | C0278 00: Brake Pedal Position Sensor Not Calibrated |
| DTC C0870 | C0870 03: Device Voltage Reference Output 1 Circuit Voltage Below Threshold C0870 07: Device Voltage Reference Output 1 Circuit Voltage Above Threshold |
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
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.