Symptoms - Roof: Notes
WARNING: This page is about a different car, the 2003 Oldsmobile Bravada, 2003 GMC Envoy XL, 2003 GMC Envoy, and 2003 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT:
Complete the following procedures before using the symptom tables.
- Perform DIAGNOSTIC STARTING POINT - ROOF
in order to verify that all of the following conditions are true:
- No DTCs are set.
- The control modules can communicate via the serial data link.
- Review the system operation in order to learn the system functions. Refer to SUNROOF DESCRIPTION AND OPERATION .