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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    Engine Compartment — 3.6L
    Engine Compartment — 3.6L 1 — Engine Coolant Reservoir 2 — Power Steering Fluid Reservoir 3 — Brake Fluid Reservoir 4 — Totally Integrated Power Module (Fuses) 5 — Air Cleaner F ...

    Headlight switch
    The headlights can be operated manually or automatically. Turning the end of the lever turns on the lights as follows: U.S.A. (type A) The daytime running lights turn on. The side marker, ...

    Power moonroof*
    Introduction The moonroof controls are located in the ceiling console near the rearview mirror. The moonroof can be opened vertically and horizontally. The vehicle's ignition must be in mode ...