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:
Limited Guidance Areas
Any area that is not classified as detailed, is a limited guidance area. Limited
guidance streets are displayed on the map but route guidance may not be given on
these streets. Some POI categories ...
Battery Replacement
To change the batteries:
1. Loosen the screw to the battery door located on the left side of the
headphones.
2. Slide the battery door open.
3. Replace the two AAA batteries.
4. Replace the bat ...
Emergency
With Automatic Crash Response, the built-in system can automatically connect
to help in a crash even if you cannot ask for it.
Push to connect to an Emergency
Advisor. GPS technology is used to ...