GM Service Manual Online
For 1990-2009 cars only

Your vehicle may have a rear heating system that allows you to adjust the amount of air flowing into the rear of the vehicle, from the front seating area. This feature works with the main climate control system in your vehicle.


Object Number: 811236  Size: B3

The thumbwheel for this system is located to the right of the audio system.

Turn the thumbwheel up or down to increase or decrease the amount of heated air sent to the rear seating area.