Navigation

This display is used for the OnStar or Navigation System Turn-by-Turn guidance. See OnStar Overview or the navigation manual, if the vehicle has navigation, for more information.

    See also:

    Head Restraint Adjustment
    Do not drive until the head restraints for all occupants are installed and adjusted properly. For more information see Head Restraints. ...

    Ending a Call
    Press to end a call. ...

    Reporting Safety Defects to General Motors
    In addition to notifying NHTSA (or Transport Canada) in a situation like this, please notify General Motors. Call 1-800-521-7300, or write: Buick Customer Assistance Center P.O. Box 33136 Detroit, M ...