OnStar Services

See also:

Off-Road Recovery
The vehicle's right wheels can drop off the edge of a road onto the shoulder while driving. Follow these tips: 1. Ease off the accelerator and then, if there is nothing in the way, steer t ...

Tire Pressure Light
For vehicles with the Tire Pressure Monitor System (TPMS), this light comes on briefly when the engine is started. It provides information about tire pressures and the TPMS. ...

Obstacle Detection Feature
The Obstacle Detection Feature is part of the express-up feature and is active: - In the middle and upper portions of the window opening. - During window up movements. - In ignition OFF during a ...