Satellite Radio Antenna
The XM Satellite Radio antenna is located on the roof of the vehicle. Keep the antenna clear of obstructions for clear radio reception.
If the vehicle has a sunroof, the performance of the XM system may be affected if the sunroof is open.
See also:
Heated Front Seats
WARNING
If you cannot feel temperature change or pain to the skin, the seat heater may
cause burns even at low temperatures. To reduce the risk of burns, people with such
a condition should use ...
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. ...
Roadside Assistance Program (U.S. and Canada)
For U.S.-purchased vehicles, call
1-800-252-1112; (Text Telephone
(TTY): 1-888-889-2438).
For Canadian-purchased vehicles,
call 1-800-268-6800.
Service is available 24 hours a day,
365 days ...