Circuit/System Verification
WARNING: This page is about a different car, the 2008 Isuzu Ascender, 2008 GMC Envoy, and 2008 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
With the ignition ON, use a scan tool to display DTCs for the body control module (BCM).
- If DTC C0277 is present, refer to Diagnostic Trouble Code (DTC) List - Vehicle .
- If no DTCs are present, go to Diagnostic Aids.