Conditions for Setting the DTC
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
- DTC B2555 01 will set when the driver or passenger door switch detects a short to voltage in the courtesy lamp control circuit.
- DTC B2555 02 will set when the driver or passenger door switch detects a short to ground in the courtesy lamp control circuit.