2005 Chevrolet Express Van Owner's Manual - Page 130

Outlet Adjustment Use the outlets located near the center and on the sides of the instrument panel to change the direction of airflow. Operation Tips • Clear away any ice, snow or leaves from the air inlets at the base of the windshield that may block the flow of air into your vehicle. • Use of non-GM approved hood deflectors may adversely affect the performance of the system. • Keep the path under the front seats clear of objects to help circulate the air inside of your vehicle more effectively. REAR HEAT: The thumbwheel for this system is located to the right of the audio system. 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. 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. 3-20