See also:

Air Vents
Use the air outlets located in the center and on the side of the instrument panel to direct the airflow. Operation Tips Keep the hood and front air inlets free of ice, snow, or any other obstru ...

Voice Recognition
The navigation system's voice recognition allows for hands-free operation of the navigation system, audio system, and OnStar (if equipped) features. Voice recognition can be used when the ignit ...

Fuel Additives
To provide cleaner air, all gasolines in the United States are now required to contain additives that help prevent engine and fuel system deposits from forming, allowing the emission control syste ...