Buick LaCrosse: Diagnostics - OnStar Services - OnStar - Buick LaCrosse Owners ManualBuick LaCrosse: Diagnostics

OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if the vehicle is equipped with the Tire Pressure Monitoring System. If a diagnostics check is needed between e-mails, push Advisor can run a check., and an Advisor can run a check.

    OnStar Mobile App
    With an iPhone® or Android™-based mobile device, an OnStar mobile app can be downloaded. The vehicle can be remote started, if equipped, or the doors can be unlocked from anywhere there ...

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    Map light
    1. Remove the lens by prying the edge of the lens with a flat-head screwdriver. 2. Turn the bulb until the flat surfaces at its ends are aligned vertically. Pull the bulb straight downward to r ...

    Brake system
    The brake system has two separate hydraulic circuits. If one circuit malfunctions, you will still have braking at 2 wheels. ...

    Cruise Control Messages
    CRUISE SET TO XXX This message displays when the cruise control is set and shows the speed it was set to. See Cruise Control for more information. ...