OnStar Personal Identification Number (PIN)

GMC Sierra / GMC Sierra Owners Manuals / OnStar / OnStar Additional Information / 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:

    Manual Operation of Power Liftgate
    To change the liftgate to manual operation, press OFF on the power liftgate switch. A message displays on the DIC indicating manual operation mode. See Driver Information Center (DIC) (Without DIC B ...

    Four-Wheel Drive
    If the vehicle has Four-Wheel Drive, you can send the engine's driving power to all four wheels for extra traction. To get the most satisfaction out of Four-Wheel Drive, you must be familiar with its ...

    Ride Control System Messages
    SERVICE STABILITRAK If the vehicle has StabiliTrak and this message displays, it means there may be a problem with the StabiliTrak system. If you see this message, try to reset the system. Stop; tur ...