Trip Odometer
The trip odometer can record the number of kilometers or miles traveled for up to two trips.
The trip odometer is part of the Driver Information Center (DIC); for more information see Driver Information Center (DIC).
For vehicles that have the navigation system, see the navigation manual for more information.
See also:
Curve Tips
Take curves at a reasonable speed.
Reduce speed before entering a curve.
Maintain a reasonable steady speed through the curve
Wait until the vehicle is out of the curve before accelerating ge ...
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 ...
Winter Tires
Consider installing winter tires on
the vehicle if frequent driving on
snow or ice covered roads is
expected. All season tires provide
good overall performance on most
surfaces, but they may ...






