2008 GMC Savana Van Owner's Manual - Page 133

Climate Controls Climate Control System The heating, cooling, and ventilation for your vehicle can be controlled with this system. To change the current mode, select one of the following: 9 (Off): H (Vent): This turns the system off. This mode directs air to the instrument panel outlets. ) (Bi-Level): This mode directs about half of the air to the instrument panel outlets, then directs most of the remaining air to the floor outlets. Some air may be directed toward the windshield. This mode directs most of the air to the floor outlets with some air directed to the outboard outlets (for the side windows) and some air directed to the windshield. The right knob can also be used to select the defrost and defog modes. Information on defogging and defrosting can be found later in this section. 6 (Floor): 9 (Fan): Turn the left knob clockwise or counterclockwise to increase or decrease the fan speed. Temperature Control: Turn the middle knob clockwise or counterclockwise to increase or decrease the temperature inside the vehicle. Turn the right knob clockwise or counterclockwise to direct the airflow inside of the vehicle. 3-19