Cleaning the Mirror
Do not spray glass cleaner directly on the mirror. Use a soft towel dampened with water.
See also:
Tire Pressure
Tires need the correct amount of
air pressure to operate
effectively.
Notice: Neither tire
underinflation nor
overinflation is good.
Underinflated tires, or tires
that do not have enough a ...
Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will
check the engine, transmission, antilock brakes, and major vehicle systems.
It also checks the tire pressures, if the v ...
Programming the Power Windows
If the vehicle battery has been
recharged, disconnected or not
working, the front power windows
will need to be reprogrammed for
the express-up feature to work.
Before reprogramming, replace ...






