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: 883028  Size: B3
REAR HEAT: The thumbwheel for this system is located to the left of the audio system.

(Fan): Turn the thumbwheel up or down to increase or decrease the amount of heated air sent to the rear-seating area.

HI: Turn the thumbwheel to this position to supply the most amount of heat to the rear-seating area.

LO: Turn the thumbwheel to this position to supply the least amount of heat to the rear-seating area.

OFF: Turn the thumbwheel to this position to turn the rear heating system off.