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 Advisor. To change the OnStar PIN, call OnStar and provide the Advisor with the current number.

    See also:

    Remote Start Heated and Ventilated Seats
    During a remote start, the heated or ventilated seats, if equipped, can be turned on automatically. They are canceled when the ignition is turned on. Press the button to use the heated or ve ...

    Audio Output
    Audio from the DVD player or auxiliary inputs may be heard through the following possible sources: • Wireless Headphones • Vehicle Speakers • Vehicle wired headphone jacks on the Rear Sea ...

    Customer Assistance Offices
    Buick encourages customers to call the toll-free number for assistance. However, if a customer wishes to write or e-mail Buick, the letter should be addressed to: United States Buick Customer Assis ...