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:
Instrument Panel Illumination Control
The instrument panel brightness
knob is located on the instrument
panel next to the steering column.
(Instrument Panel
Brightness): Turn the knob
clockwise or counterclockwise to
brighten ...
TPMS Sensor Matching Process
Each TPMS sensor has a unique identification code. The identification code
needs to be matched to a new tire/wheel position after rotating the vehicle’s
tires or replacing one or more of the TPMS se ...
Roadside Service (Mexico)
As a new owner, your vehicle is automatically enrolled in the Roadside Assistance
program. The services are available at no cost under the terms and conditions of
the program. The Roadside Assista ...