Diagnostic Code Index
WARNING: This page is about a different car, the 2008 GMC Sierra and 2008 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC B0770 | B0770 01: AWD Indicator Circuit Short to Battery B0770 06: AWD Indicator Circuit Short to Ground or Open |
| DTC B0775 | B0775 01: 4 High Indicator Circuit Short to Battery B0775 06: 4 High Indicator Circuit Short to Ground or Open |
| DTC B0780 | B0780 01: 4 Low Indicator Circuit Short to Battery B0780 06: 4 Low Indicator Circuit Short to Ground or Open |
| DTC B0785 | B0785 01: 2 High Indicator Circuit Short to Battery B0785 06: 2 High Indicator Circuit Short to Ground or Open |
| DTC B0790 | B0790 01: Neutral Indicator Circuit Short to Battery B0790 06: Neutral Indicator Circuit Short to Ground or Open |
| DTC B2725 | B2725 08: Active Transfer Case Mode Switch Circuit |
| DTC C0306 | C0306 02: Motor A or B Circuit Short to Ground C0306 05: Motor A or B Circuit Short to Battery or Open |
| DTC C0321 | C0321 01: Transfer Case Lock Circuit Short to Battery C0321 02: Transfer Case Lock Circuit Short to Ground C0321 04: Transfer Case Lock Circuit Open C0321 08: Transfer Case Lock Circuit Signal Invalid |
| DTC C0374 | C0374 54: General System Performance Temperature High |
| DTC C0379 | C0379 01: Front Axle System Short to Battery C0379 02: Front Axle System Short to Ground C0379 04: Front Axle System Open Circuit C0379 08: Front Axle System Signal Invalid |
| DTC C0387 | C0387 59: Unable to Complete Shift Circuit/Component Protection Timeout |
| DTC C0392 | C0392 01: Rotational Position Sensor Circuit Short to Battery C0392 02: Rotational Position Sensor Circuit Short to Ground C0392 08: Rotational Position Sensor Circuit Signal Invalid |
| DTC C0396 | C0396 01: Incremental Position Sensor Circuit Short to Battery C0396 02: Incremental Position Sensor Circuit Short to Ground C0396 04: Incremental Position Sensor Open Circuit C0396 05: Incremental Position Sensor Circuit Short to Battery or Open |
| DTC C0397 | C0397 64: Transfer Case Clutch Performance Actuator Slipping |
| DTC C0398 | C0398 5A: Incremental Sensor - Rotational Position Sensor Correlation Plausibility Failure |
| DTC C0550 | C0550 37: Electronic Control Unit Malfunction Watchdog/Safety Failure C0550 39: Electronic Control Unit Malfunction Internal Electronic Failure |
| DTC C0569 | C0569 4B: System Configuration Error Calibration Data Not Learned |
| DTC C0896 | C0896 03: Device Voltage Range Voltage Below Threshold C0896 07: Device Voltage Range Voltage Above Threshold |
| DTC P2160 or P2161 | P2160: Vehicle Speed Sensor (VSS) 2 Circuit Low Voltage P2161: Vehicle Speed Sensor (VSS) 2 Circuit Intermittent |