Rainier AWD V8-5.3L VIN P (2004)
Heated Glass Element: Symptom Related Diagnostic Procedures
Automatic Day/Night Mirror Inoperative - Mirrors
MIRRORS - AUTOMATIC DAY-NIGHT INOPERATIVE
DIAGNOSTIC AIDS
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.
TEST
Steps 1-10