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:
Finish Damage
Quickly repair minor chips and
scratches with touch-up materials
available from your dealer to avoid
corrosion. Larger areas of finish
damage can be corrected in your
dealer's body and paint ...
Compass Variance (Zone) Procedure
1. Do not set the compass zone
when the vehicle is moving.
On an automatic transmission
vehicle, only set it when the
vehicle is in P (Park). On a
manual transmission vehicle,
only set it w ...
Dual Tone Multi-Frequency (DTMF) Tones
The in—vehicle Bluetooth system can send numbers during a call. This is used
when calling a menu—driven phone system.
1. Turn or press the MENU/ SELECT knob and select Enter Number.
2. Enter the ...