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:
Portable Audio Devices
Some vehicles have a 3.5 mm (1/8 in) auxiliary input and a USB port located in
the center console. External devices such as iPods®, laptop computers, MP3 players,
CD changers, and USB storage dev ...
End a Call
Push . System responds: “Call ended.” ...
Storing Memory Positions
To save into memory:
1. Adjust the driver seat, seatback recliner, and both outside mirrors.
See Power Mirrors on page 2‑16 for more information.
Not all vehicles will have the ability to sav ...