See also:

If the Vehicle Is Stuck
Slowly and cautiously spin the wheels to free the vehicle when stuck in sand, mud, ice, or snow. See “Rocking Your Vehicle to Get It Out” later in this section. If the vehicle has a traction sys ...

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. ...

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 vehic ...