Action Taken When the DTC Sets
WARNING: This page is about a different car, the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- The courtesy lights will not function if the circuit is open.
- The courtesy lights will be ON at all times if the courtesy lamp relay coil control circuit is shorted to ground.