Cellular and GPS Antennas
Avoid placing items over or near the antenna to prevent blocking cellular and GPS signal reception. Cellular reception is required for OnStar to send remote signals to the vehicle.
See also:
Interior
Manual inside rearview mirrors can be adjusted by holding in the center to move
the mirror for a clearer view of behind the vehicle. Adjust the mirror to avoid
glare from the headlamps behind you. ...
Environmental Concerns
• Always use established trails, roads, and areas that have been set aside for public off-road recreational driving and obey all posted regulations.
• Do not damage shrubs, flowers, trees, or gra ...
Storing an XM Channel as a Favorite
To store a station as a favorite:
1. Tune to an XM channel.
2. Press the FAV button to display the page where the station will be stored.
3. Press and hold one of the six softkeys until a beep soun ...