See also:

OnStar Additional Information
Transferring Service Push to request account transfer eligibility information. The Advisor can assist in canceling or removing account information. If OnStar receives information that vehicle ow ...

CD Messages
CHECK CD: If this message appears on the display and/or the CD ejects, it could be for one of the following reasons: • It is very hot. When the temperature returns to normal, the CD should pla ...

Roadside Assistance Program
U.S.: 1-800-252-1112 TTY Users: 1-888-889-2438 Canada: 1-800-268-6800 As the owner of a new Buick, you are automatically enrolled in the Roadside Assistance program. See Roadside Assistance Pr ...