Diagnostic Code Index
WARNING: This page is about a different car, the 2006 GMC Sierra, 2006 GMC Cab & Chassis Sierra, 2006 Chevrolet Silverado, and 2006 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC B1480 | Battery Rundown Protection Circuit |
| DTC B2527 | Front Fog Lamps Circuit Low |
| DTC B2537 | Rear Fog Lamps Circuit Low |
| DTC B2550 | Backup Lamps Control Circuit |
| DTC B2575 | (Left or generic) Headlamp Control Circuit |
| DTC B2580 | (Left or generic) Headlamp High Beam Control Circuit |
| DTC B2585 | (Left or generic) Park Lamp Control Circuit |
| DTC B2600 | Daytime Running Lamp Control 1 (left or system) Circuit |
| DTC B2610 | Passenger Compartment Dimming 1 (cluster, etc.) Circuit |
| DTC B2615 | Passenger Compartment Dimming 2 (courtesy Lamps, etc.) Circuit |
| DTC B2620 | Display Dimming Pulse Width Modulation (PWM) Input Circuit |
| DTC B2625 | Display Dimming Pulse Width Modulation (PWM) Output Circuit |
| DTC B2645 | Ambient Light Sensor Circuit |
| DTC B3801 | Passenger Compartment Lamp Request Circuit |
| DTC B3802 | Park Lamps Request Circuit |