Circuit/System Verification
WARNING: This page is about a different car, the 2010 Buick LaCrosse. However, it is still accessible from the selected car via links, so may be relevant.
- Ignition ON, verify that DTC C0277 is not present in the BCM.
- If DTC C0277 is present, refer to DTC C0277 or C0890 .
- Ignition ON, observe the stop lamps while applying and releasing the brake pedal. Verify the stop lamps operate properly.
- If the stop lamps do not operate properly, refer to Symptoms - Lighting .