See also:

Cellular and GPS Antennas
Avoid placing items over or near the antenna to prevent blocking cellular and GPS signal reception. Cellular reception is required for OnStar to send remote signals to the vehicle. ...

Air Vents
Use the louvers located on the air vents to change the direction of the airflow. To open a vent, move the thumbwheel to | . To close the vent, move the thumbwheel to . Operation Tips ► Keep a ...

Air Quality Sensor
This will allow you to select whether the system will operate at high or low sensitivity. Only vehicles with the dual zone climate control will have this option. Press SELECT when Air Quality ...