Buick LaCrosse: OnStar Mobile App - Connections - OnStar Services - OnStar - Buick LaCrosse Owners ManualBuick LaCrosse: 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 is cell phone service. It can also check the fuel level, tire pressure, and oil life.

It can connect to an OnStar Advisor anytime. For OnStar mobile app compatibility or further information, see www.onstar.com.

    Verify Minutes and Expiration
    Push and say “minutes” then “verify” to check how many minutes remain and their expiration date. ...

    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 ...

    See also:

    Engine Oil Pressure Light
    WARNING! Do not keep driving if the oil pressure is low. The engine can become so hot that it catches fire. Someone could be burned. Check the oil as soon as possible and have the vehicle se ...

    Jump starting
    To start your engine with a booster battery, the instructions and precautions below must be followed. WARNING ● If done incorrectly, jump starting can lead to a battery explosion, resulting ...

    Radio Theft Protection
    Your vehicle’s audio system may disable itself if it is disconnected from electrical power for any reason. To make it work again, you must enter a specific five-digit code with the preset b ...