Diagnostic Code Index
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2010 GMC Yukon XL, 2010 GMC Yukon, 2010 Chevrolet Tahoe, 2010 Chevrolet Suburban, and 2010 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC B1395 | B1395 03: Device Voltage Reference Output 1 Circuit Voltage Below Threshold B1395 07: Device Voltage Reference Output 1 Circuit Voltage Above Threshold |
| DTC B2530 | B2530 00: Front Fog Lamps Control Circuit |
| DTC B2540 | B2540 02: Rear Fog Lamp Control Circuit Short to Ground B2540 05: Rear Fog Lamp Control Circuit Short to Battery or Open |
| DTC B2545 | B2545 00: Backup Lamps Circuit |
| DTC B2555 | B2555 01: Passenger Compartment Lamp Control Circuit Short to Battery B2555 02: Passenger Compartment Lamp Control Circuit Short to Ground |
| DTC B2575 | 2575 00: Headlamp Control Circuit |
| DTC B257A | B257A 00: Headlamp Switch Input Signals Mismatch |
| DTC B2580 | B2580 00: Headlamp High Beam Control Circuit |
| DTC B2585 | B2585 00: Park Lamp Control Circuit |
| DTC B2600 (With X88, Z75, and Z88) | B2600 00: Daytime Running Lamp Control Circuit |
| DTC B2600 (With T4Q) | B2600 00: Daytime Running Lamp Control Circuit |
| DTC B2610 | B2610 00: Passenger Compartment Dimming 1 Circuit |
| DTC B2615 | B2615 00: Passenger Compartment Dimming 2 Circuit |
| DTC B2625 | B2625 00: Display Dimming Pulse Width Modulation (PWM) Output Circuit |
| DTC B2645 | B2645 03: Ambient Light Sensor Circuit Voltage Below Threshold B2645 07: Ambient Light Sensor Circuit Voltage Above Threshold |
| DTC B2652 | B2652 00: Passenger Compartment Dimming 3 Circuit |
| DTC B3445 | B3445 00: Stop Lamp Circuit |
| DTC B3588 | B3588 02: Rear Fog Lamp Switch Circuit Short to Ground |
| DTC B3600 | B3600 03: Passenger Compartment Dimming Request Signal Circuit Voltage Below Threshold B3600 07: Passenger Compartment Dimming Request Signal Circuit Voltage Above Threshold |
| DTC B3884 | B3884 00: Center High Mounted Stop Lamp (CHMSL) Circuit |
| DTC B3891 | B3891 02: Trailer Fog Lamps Circuit Short to Ground B3891 05: Trailer Fog Lamps Circuit Short to Battery or Open |
| DTC C0277, C0297, or C0890 | 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 C0277 4B: Brake Pedal Position Sensor Calibration Not Learned C0297 00: Brake Applied Output Circuit C0890 03: Device Voltage Reference Output 3 Circuit Voltage Below Threshold C0890 07: Device Voltage Reference Output 3 Circuit Voltage Above Threshold |