OnStar Services

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 cu ...

Used Replacement Wheels
WARNING Replacing a wheel with a used one is dangerous. How it has been used or how far it has been driven may be unknown. It could fail suddenly and cause a crash. When replacing wheels, use a n ...

Speedometer
The speedometer shows how fast the vehicle is moving in either kilometers per hour (km/h) or miles per hour (mph). The speedometer cannot be reset. ...