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:
How to Check
Use a good quality pocket-type gauge to check tire pressure. Proper tire inflation
cannot be determined by looking at the tire. Check the tire inflation pressure when
the tires are cold meaning th ...
Immobilizer Operation
This vehicle has PASS-Key® III+ (Personalized Automotive Security System) theft-deterrent
system. PASS-Key III+ is a passive theft-deterrent system.
The system is automatically armed when the key i ...
3.5mm Auxiliary Input Jack
Connect a 3.5mm (1/8 in) cable to the 3.5mm auxiliary input jack to use a
portable audio player.
Playback of an audio device that is connected to the 3.5mm auxiliary input
jack can only be contro ...