GM Service Manual Online
For 1990-2009 cars only

Object Number: 808579  Size: A2

Vehicles with outside heated mirrors can be defrosted by pressing the mirror button located near the fan control.

An indicator light in the button lights when the outside heated mirrors are activated.

The rear window defogger comes on when the outside heated mirrors are on. If the vehicle has a rear window defogger, see "Rear Window Defogger" in Climate Control System for more information.