GMC 2006 Savana - Manual (Page 139)

Rear Heating System
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.
REAR HEAT: The thumbwheel for this system is
located to the left of the audio system.
9
(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.
Rear Air Conditioning and Heating
System
Your vehicle may have a rear heating and
air-conditioning system. This system regulates the
temperature, the fan speed and the air delivery for the
rear-seat passengers only. It also works with the
main climate-control system in your vehicle.
Front Climate Control Panel
3-21