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 ...

    See also:

    Maintenance precautions
    When maintenance and service are required, it is recommended that all work be done by an authorized SUBARU dealer. If you perform maintenance and service by yourself, you should familiarize yoursel ...

    Fault tracing and actions
    If the message Radar blocked See manual is displayed, this means that the radar signals from the sensor have been obstructed and that a vehicle ahead cannot be detected. This, in turn, means that ...

    To Unlock The Doors
    Press and release the UNLOCK button on the RKE transmitter once to unlock the driver’s door, or twice to unlock all doors. The turn signal lights will flash to acknowledge the unlock signal. T ...