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:
Radio(s)
VOL/ : Press to turn the system
on and off. Turn to increase or decrease the volume.
SOURCE: Press to choose between FM, AM, XM™, if equipped, CD, or AUX.
MENU/SEL: Turn to select radio station ...
Compass Messages
CAL
This message is displayed when the compass needs to be calibrated. See Compass
on page 5‑5.
– – –
Three dashes will be displayed if the compass needs service. See your dealer
fo ...
Trademarks and License Agreements
Manufactured under license under U.S. Patent #'s: 5,451,942;
5,956,674; 5,974,380; 5,978,762;
6,487,535 & other U.S. and worldwide patents issued &
pending. DTS and DTS Digital Surround a ...