OnStar®

If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. See OnStar Overview  .

    See also:

    Headlamp Washer
    For vehicles with headlamp washers they clear debris from the headlamp lenses. The headlamp washers are beneath the headlamps. Press the washer button at the end of the windshield wiper le ...

    Oil Pressure (CTS-V Only)
    This display shows the oil pressure in either kilopascals (kPa) or pounds per square inch (psi). ...

    Heated and Ventilated Seats
    Heated and Ventilated Seat Buttons Shown, Heated Seat Buttons Similar If available, the buttons are near the climate controls on the instrument panel. To operate, the ignition must be in ON/R ...