Symptoms - Doors: Notes

WARNING: This page is about a different car, the 2003 Buick Regal and 2003 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: For the Outside Automatic Day-Night Mirror system, review the system operation in order to familiarize yourself with the system functions. Refer to OUTSIDE MIRROR DESCRIPTION AND OPERATION .

For the other Door systems, the following steps must be performed before using the symptom tables.

Perform the DIAGNOSTIC SYSTEM CHECK - DOOR SYSTEMS before using the symptom tables in order to verify that all of the following are true:
- There are no DTCs set.
- The control module can communicate via the serial data link.
Review the system operation in order to familiarize yourself with the system functions:
- Refer to POWER WINDOWS DESCRIPTION AND OPERATION .
- Refer to POWER DOOR LOCKS DESCRIPTION AND OPERATION .
- Refer to DOOR AJAR INDICATOR DESCRIPTION AND OPERATION .
- Refer to OUTSIDE MIRROR DESCRIPTION AND OPERATION .