See also:

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 ...

Control Buttons
The knobs and buttons used to control the radio are: FM/AM: Press to choose between FM and AM. TUNE/TONE: Turn to search for stations.Press to enter the Tone menu. MENU/SELECT: Turn clockwi ...

Engine Coolant Heater
Vehicles with the engine coolant heater can use this option in cold weather conditions at or below −18°C (0°F) for easier starting and better fuel economy during engine warm-up. Plug i ...