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:
Brake Assist
This vehicle has a brake assist feature designed to assist the driver in stopping or decreasing vehicle speed in emergency driving conditions. This feature uses the stability system hydraulic brake co ...
Exterior Lamps Off Reminder
A warning chime sounds if the driver door is opened while the ignition is off and the exterior lamps are on. ...
Satellite Radio Antenna
The XM Satellite Radio antenna is located on the roof of the vehicle. Keep the
antenna clear of obstructions for clear radio reception.
If the vehicle has a sunroof, the performance of the XM syste ...