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:
Turn Signals When Towing a Trailer
The arrows on the instrument panel flash whenever
signaling a turn or lane change. Properly hooked up, the
trailer lamps also flash, telling other drivers the vehicle
is turning, changing lanes ...
Taillamps, Turn Signal, Stoplamps, and Back-Up Lamps
A. Back-Up Lamp
B. Turn Signal Lamp
To replace one of these lamps:
1. Open the trunk. See Trunk.
2. Remove the fasteners and pull
back the trunk trim.
3. Remove the four plastic wing
nuts h ...
Scheduling Service Appointments
When the vehicle requires warranty service, contact your dealer and request an
appointment. By scheduling a service appointment and advising the service consultant
of your transportation needs, yo ...