Roadside Assistance and OnStar

If you have an active OnStar

subscription, press the Q button and the current GPS location will be sent to an OnStar Advisor who will assess your problem, contact Roadside Assistance, and relay your exact location to get the help you need.

Online Owner Center

The Online Owner Center is a complimentary service that includes online service reminders, vehicle maintenance tips, online owner manual, special privileges, and more.

Sign up today at:

U.S.: buick.com (click on “Owners,” then “Manage My Buick/Owners Login”)

    See also:

    Maintenance I
    • Change engine oil and filter. See Engine Oil. An Emission Control Service. • Engine coolant level check. See Engine Coolant (4.6L Engine) or Engine Coolant (3.9L Engine). • Windshield wa ...

    Manual Seats
    WARNING: You can lose control of the vehicle if you try to adjust a manual driver’s seat while the vehicle is moving. The sudden movement could startle and confuse you, or make you push a ped ...

    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 ...