OnStar Services

See also:

TIRE LOW ADD AIR TO TIRE
On vehicles with the Tire Pressure Monitor System (TPMS), this message displays when the pressure in one or more of the vehicle’s tires is low. This message also displays LEFT FRONT, RIGHT ...

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 ...

Rear Vision Camera (RVC)
If available, the RVC displays a view of the area behind the vehicle on the navigation screen when the vehicle is shifted into R (Reverse). Once shifted out of R (Reverse), the navigation screen w ...