GMC Terrain: OnStar Personal Identification Number (PIN) - Services for People with Disabilities - OnStar Additional Information - OnStar - GMC Terrain Owner's ManualGMC Terrain: 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.

    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 Diag ...

    Warranty
    OnStar equipment may be warranted as part of the new-vehicle limited warranty. The manufacturer of the vehicle furnishes detailed warranty information. ...

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    Mirrors
    Keep the inside and outside mirrors clean and adjusted for best visibility. Be sure to adjust the mirrors before you start driving. The inside mirror has day and night positions. The night ...

    Tire replacement requirements
    Your vehicle is equipped with tires designed to provide a safe ride and handling capability. WARNING: Only use replacement tires and wheels that are the same size, load index, speed rating and typ ...

    Keyless drive information messages
    If all of the PCCs are removed from the vehicle while the engine is running or if the ignition is in mode II (see page 82) and all of the doors are closed, a message will appear in the instrumen ...