2005 Chevrolet Uplander Owner's Manual - Page 177

Outlet Adjustment Turn the thumbwheel to this position to open the air outlets. Rear Climate Control System Your vehicle may have a rear climate control system that allows the driver to adjust the fan speed for the rear seating area. This system works with the main climate control system in your vehicle. k (Open): l (Closed): Turn the thumbwheel to this position to close the air outlets. Use the louvers located on the air outlets to change the direction of the airflow. Operation Tips • Clear away any ice, snow, or leaves from the air inlets at the base of the vehicle 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. This thumbwheel is located below the main climate control system on the instrument panel. Use this thumbwheel to adjust the fan speed for the rear seat passengers. A (Fan): Slide the thumbwheel to 1, 2, or 3 to increase or decrease airflow to the rear seating area. Slide the fan knob to 0 to turn the fan off. AUX: Slide the thumbwheel to AUX to allow the rear passengers to adjust the temperature and airflow to the rear seating area. 3-27