OnStar Services

See also:

Highway Hypnosis
Always be alert and pay attention to your surroundings while driving. If you become tired or sleepy, find a safe place to park the vehicle and rest. Other driving tips include: • Keep the v ...

Before You Go Off-Roading
There are some things to do before you go out. For example, be sure to have all necessary maintenance and service work done. Check to make sure all underbody shields, if the vehicle has them, ar ...

Turn-by-Turn Navigation
1. Push to connect to a live Advisor. 2. Request directions. 3. Directions are downloaded to the vehicle. 4. Follow the voice-guided commands. ...