Buick LaCrosse: OnStar® - Performance and Maintenance - In Brief - Buick LaCrosse Owners ManualBuick LaCrosse: OnStar®

If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. See OnStar Overview for more information.

    Roadside Assistance Program
    U.S.: 1-800-252-1112 TTY Users (U.S.): 1-888-889-2438 Canada: 1-800-268-6800 Mexico: 01-800-466-0818 As the owner of a new Buick, you are automatically enrolled in the Roadside Assistance prog ...

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    Important safety notes
    The HomeLink® garage door opener integrated in the rear-view mirror allows you to operate up to three different door and gate systems. Certain garage door drives are incompatible with the ...

    Outside mirrors
    WARNING ● Objects viewed in the outside mirror on the passenger side are closer than they appear. Be careful when moving to the right. Using only this mirror could cause an accident. Use th ...

    Changing a wheel
    1. Apply the parking brake and put the gear selector in P. 2. Take out the jack*, lug wrench*, the towing eyelet and the wheel cover removal tool* stowed under the floor of the trunk. 3. Remove th ...