See also:

Exterior Lamp Controls
The exterior lamps control is located on the instrument panel to the left of the steering wheel. It controls the following systems: Headlamps Taillamps Parking Lamps License Plate Lamps ...

Other Navigation Services Available from OnStar
OnStar eNav: Allows subscribers to send destinations from Google Maps and MapQuest.com to their Turn-by-Turn Navigation or screen-based navigation system. When ready, the directions will be downlo ...

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 ...