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:
Scheduling Service Appointments (U.S. and Canada)
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 nee ...
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 ...
Before You Go Off-Roading
There are some things to do before you go out.
For example, be sure to have all necessary
maintenance and service work done. Check to
make sure all underbody shields, if the vehicle has
them, ar ...