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:

    Parking/Turn Signal Lamp
    1. Open the hood. See Hood . 2. Remove the parking/turn signal lamp bulb socket from the headlamp assembly by turning counterclockwise. 3. Remove the bulb from the bulb socket by pulling it straig ...

    Manual Rearview Mirror
    To adjust the inside rearview mirror, hold the rearview mirror in the center and move it to view the area behind the vehicle. For vehicles with a manual rearview mirror, push the tab forward for da ...

    Gasoline Specifications (U.S. and Canada Only)
    At a minimum, gasoline should meet ASTM specification D 4814 in the United States or CAN/CGSB-3.5 or 3.511 in Canada. Some gasolines contain an octane-enhancing additive called methylcyclopen ...