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:
Units
Press the customization button until UNITS:
U.S. (ENGLISH) appears in the display. To select
English or metric, press the select button while
UNITS: U.S. (ENGLISH) is displayed on the DIC.
Pre ...
Power Steering
If power steering assist is lost because the engine stops
or the system is not functioning, the vehicle can be
steered but it will take more effort. ...
Onstar.com
The website provides access to
account information, manages the
OnStar subscription, and allows
viewing of videos of each service.
Get subscription plan pricing and
sign up for OnStar Vehicle ...