2011 Chevrolet Camaro Owner's Manual - Page 214

8-4 Climate Controls . Air Vents Use the air outlets located in the center and on the side of the instrument panel to direct the airflow. Use the thumbwheels near the center air outlets to direct airflow to the left or right. Operation Tips . Clear away any ice, snow, or leaves from air inlets at the base of the windshield that could block the flow of air into the vehicle. Keep the path under the front seats clear of objects to help circulate the air inside of the vehicle more effectively. Use of non‐GM approved hood deflectors can adversely affect the performance of the system. Check with your dealer before adding equipment to the outside of the vehicle. . In defog or defrost mode, warm air flows from some air outlets. To improve side window defogging or defrosting, direct side air outlets toward the side windows. .