See also:

Navigation System
The navigation system provides detailed maps of most major freeways and roads throughout the United States and Canada. After a destination has been set, the system provides turn-by-turn instructio ...

Auto Reroute
When a destination is set but is off the planned route, the system automatically plans a new route and begins to reroute. The new route is highlighted on the screen. ...

Multi-Band Antenna
The antenna located on the roof of the vehicle is used for the OnStar, XM Satellite Radio Service System, and GPS (Global Positioning System), if the vehicle has these features. Keep the ant ...