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:
Battery
The battery supplies power to start
the engine and operate any
additional electrical accessories.
• To avoid break-down or failure to
start the vehicle, maintain a
battery with full crankin ...
CD Player
The CD player can play audio CDs and MP3 CDs.
The CD player will not play 8 cm (3 in) CDs.
Care of CDs
Sound quality can be reduced due to disc quality, recording method, quality of the music recor ...
Additives
To provide cleaner air, all gasolines in the
United States are now required to contain additives
that will help prevent engine and fuel system
deposits from forming, allowing your emission
control ...