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:
Hazard Warning Flashers
The hazard warning flashers let you warn others that
you have a problem.
The hazard warning flasher button is located in the
center of the instrument panel above the radio.
: Press to make the ...
Adjusting the Fader and Balance
1. Press the TONE button.
2. Select Fader or Balance.
3. Select the value.
Press the BACK button to go
back to the Tone Settings menu. ...
Once a Month
• Tire inflation check. See Inflation - Tire Pressure.
• Tire wear inspection. See Tire Inspection and
Rotation. ...