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:

    Park position (P)
    Select the P position when starting or parking. Shiftlock When P has been selected, the transmission is mechanically blocked in this position. The brake pedal must be depressed and the ignition mu ...

    Introduction
    Display when the radio is receiving an HD Radio broadcast NOTE HD radio volume may fade in and out at times due to coverage limitations. HD radio is a brand name registered by the Ibiquity d ...

    Battery Voltage and Charging Messages
    BATTERY SAVER ACTIVE This message displays when the vehicle has detected that the battery voltage is dropping beyond a reasonable point. The battery saver system starts reducing certain features of t ...