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:
Maintenance When Trailer Towing
The vehicle needs service more often when pulling a trailer.
See this manual's Maintenance Schedule or Index for more information. Things that
are especially important in trailer operation are ...
Collision Parts
Genuine GM Collision parts are new parts made with the same materials and construction
methods as the parts with which the vehicle was originally built. Genuine GM Collision
parts are the best cho ...
Delayed Door Lock
When on, this feature will delay the
locking of the doors until
five seconds after the last door is
closed. You will hear three chimes
to signal delayed locking is in use.
Pressing either the ...