Unable to Connect to OnStar Message
If there is limited cellular coverage
or the cellular network has reached
maximum capacity, this message
may come on. Push 
to try the
call again or try again after driving a
few miles into another cellular area.
See also:
XM Categories
XM channels are organized in categories.
Removing or Adding Categories
Channels in a category that have been removed can still be accessed by using
the SEEK or SEEK buttons, or the TUNE knob.
...
Passenger Sensing System
If the vehicle has the passenger airbag status indicator pictured in the following
illustration, then the vehicle has a passenger sensing system for the right front
passenger position. The passeng ...
Satellite Radio
XM is a satellite radio service that is based in the 48 contiguous United States
and 10 Canadian provinces. XM satellite radio has a wide variety of programming
and commercial-free music, coast to ...