Diagnostic Aids

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

The automatic day-night feature of the inside rearview mirror may not operate properly or become inoperative due to an intermittent short to battery voltage in the backup lighting system.

Fig 1: Automatic Day-Night Mirrors Inoperative Diagnostic Procedure (Steps 1-8)

Courtesy of GENERAL MOTORS CORP.

Fig 2: Automatic Day-Night Mirrors Inoperative Diagnostic Procedure (Steps 9-12)

Courtesy of GENERAL MOTORS CORP.