Roadside Assistance Program (U.S. and Canada)

For U.S.-purchased vehicles, call 1-800-252-1112; (Text Telephone (TTY): 1-888-889-2438).

For Canadian-purchased vehicles, call 1-800-268-6800.

Service is available 24 hours a day, 365 days a year.

See also:

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 v ...

Home Page
The infotainment system displays a home page that makes accessing many of the features an easy process. Back: If on page two of the Home Page, press Back to return to page one of the Home P ...

Instrument Panel Storage
Pull down to open it. ...