Buick LaCrosse: Onstar.com - OnStar Additional Information - OnStar - Buick LaCrosse Owners ManualBuick LaCrosse: Onstar.com

The website provides access to account information, manages the OnStar subscription, and allows viewing of videos of each service.

Get subscription plan pricing and sign up for OnStar Vehicle Diagnostics. Click on the “My Account” tab on the home page.

    TTY Users
    OnStar has the ability to communicate to the deaf, hard-of-hearing, or speech-impaired customers while in the vehicle. The available dealer-installed TTY system can provide in-vehicle acce ...

    OnStar Personal Identification Number (PIN)
    A PIN is needed to access some of the OnStar services, like Remote Door Unlock and Stolen Vehicle Assistance. You will be prompted to change the PIN the first time when speaking with an Advi ...

    See also:

    Engine coolant
    The indicated coolant quantity is only a guideline. The necessary quantity for replacement may differ slightly depending on the temperature and other factors. For more details about maintenance ...

    Cooling System
    The cooling system allows the engine to maintain the correct working temperature. When it is safe to lift the hood: 2.4L L4 Engine 2.4L L4 Engine A. Engine Cooling Fans (Out of View) B. C ...

    Fuel
    ...