Use the thumbwheels located in the center and on the sides, to change the direction of the air flowing through the outlets.
• | 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. |