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:
Receiving a Call
When an incoming call is received, the audio system
mutes and a ring tone is heard in the vehicle.
• Press and begin speaking to
answer the call.
• Press to ignore a call. ...
Off-Road Recovery
The vehicle's right wheels can drop off the edge of a road onto the shoulder while driving.
If the level of the shoulder is only slightly below the pavement, recovery should be fairly easy.
Ease o ...
AM-FM Radio
Control Buttons
The buttons used to control the radio are:
RADIO/BAND: Press to turn the radio on and choose between AM, FM, and XM™, if equipped.
(Menu/Select): Turn to search for stations a ...