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:
Blizzard Conditions
Being stuck in snow can be a
serious situation. Stay with the
vehicle unless there is help nearby.
If possible, use the Roadside
Service (U.S. and Canada) or Roadside Service
(Mexico).
To ge ...
Adaptive cruise control
The XLR will be among the first vehicles with adaptive cruise control (ACC).
While not a substitute for full driver attention, this system greatly expands
the convenience of cruise control. ACC us ...
Replacing Safety Belt System Parts after a Crash
WARNING
A crash can damage the safety belt system in the vehicle. A damaged safety belt
system may not properly protect the person using it, resulting in serious injury
or even death in a cr ...