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Diagnostic Code Index

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 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 B1395  B1395 03: Voltage Below Threshold
B1395 07: Voltage Above Threshold
DTC B2530  B2530 00: Front Fog Lamp Control Circuit
DTC B2545  B2545 00: Backup Lamps Circuit
DTC B2575  2575 00: Headlamp Low Beam Control Circuit
DTC B257A  B257A 00: Headlamp Switch Input Signal Mismatch
DTC B2580  B2580 00: Headlamp High Beam Control Circuit
DTC B2585  B2585 00: Park Lamp Control Circuit
DTC B2600  B2600 00: Daytime Running Lamp Control Circuit
DTC B2610  B2610 00: Passenger Compartment Dimming 1 Circuit
B2610 01: Passenger Compartment Dimming 1 Circuit Short to Battery
B2610 02: Passenger Compartment Dimming 1 Circuit Short to Ground
B2610 04: Passenger Compartment Dimming 1 Circuit Open
DTC B2615  B2615 00: Passenger Compartment Dimming 2 Circuit
B2615 01: Passenger Compartment Dimming 2 Circuit Short to Battery
B2615 02: Passenger Compartment Dimming 2 Circuit Short to Ground
B2615 04: Passenger Compartment Dimming 2 Circuit Open
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
DTC B3445  B3445 00: Stop Lamp Circuit
DTC B3600  B3600 03: Voltage Below Threshold
B3600 07: Voltage Above Threshold
DTC B3884  B3884 00: Center High Mounted Stop Lamp (CHMSL) Circuit
DTC C0277, C0297, or C0890  C0277 00: Brake Pedal Position Sensor Calibration Not Learned
C0297 00: Brake Applied Output Circuit
C0890 00: Device Voltage Reference Output 3 Circuit Voltage Out of Range