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 MANUALSCHEVROLET2008CHEVY EXPRESS G2500, VAN CARGO, 6.6 6REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1306 (INSTRUMENT PANEL SYSTEM DISPLAYS & GAGES)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 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC B3567 | B3567 01: Driver Information Center Select Switch Circuit Short to Battery B3567 59: Driver Information Center Select Switch Circuit/Component Protection Time-Out B3567 01: Head-Up-Display (HUD) Select Switch Circuit Short to Battery B3567 59: Head-Up-Display (HUD) Select Switch Circuit/Component Protection Time-Out |
| DTC P0461 (4.6L and 4.4L) | P0461: Fuel Level Sensor 1 Performance |
| DTC P0461 (3.6L LY7) | P0461: Fuel Level Sensor 1 Performance |
| DTC P0462 (4.6L and 4.4L) | P0462: Fuel Level Sensor 1 Circuit Low Voltage |
| DTC P0462 (3.6L LY7) | P0462: Fuel Level Sensor 1 Circuit Low Voltage |
| DTC P0463 (4.6L and 4.4L) | P0463: Fuel Level Sensor 1 High Voltage |
| DTC P0463 (3.6L LY7) | P0463: Fuel Level Sensor 1 High Voltage |
| DTC P0521, P0522, or P0523 | P0521: Engine Oil Pressure (EOP) Sensor Performance P0522: Engine Oil Pressure (EOP) Sensor Circuit Low Voltage. P0523: Engine Oil Pressure (EOP) Sensor Circuit High Voltage |
| DTC P0608 | B0608: Vehicle Speed Output Circuit |
| DTC P2066 (4.6L and 4.4L) | P2066: Fuel Level Sensor 2 Performance |
| DTC P2066 (3.6L LY7) | P2066: Fuel Level Sensor 2 Performance |
| DTC P2067 (4.6L and 4.4L) | P2067: Fuel Level Sensor 2 Low Voltage |
| DTC P2067 (3.6L LY7) | P2067: Fuel Level Sensor 2 Low Voltage |
| DTC P2068 (4.6L and 4.4L) | P2068: Fuel Level Sensor 2 High Voltage |
| DTC P2068 (3.6L LY7) | P2068: Fuel Level Sensor 2 High Voltage |
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.