See also:

Vehicle and Power Issues
OnStar services require a vehicle electrical system, wireless service, and GPS satellite technologies to be available and operating for features to function properly. These systems may not o ...

General Information
For service and parts needs, visit your dealer. You will receive genuine GM parts and GM-trained and supported service people. Genuine GM parts have one of these marks: ...

Destination
Press DEST to access the Destination Entry screen. From this screen, you can select from several options to plan a route by entering destination points. To enter a destination, choose from one of ...