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:

    Ending a Call
    Turn or press the MENU/SELECT knob and select Hang Up. ...

    Wheel Replacement
    Replace any wheel that is bent, cracked, or badly rusted or corroded. If wheel nuts keep coming loose, the wheel, wheel bolts, and wheel nuts should be replaced. If the wheel leaks air, replace it ...

    All-new interior design
    An all-new sophisticated, luxurious interior incorporates a clean, sculpted contemporary design featuring genuine materials, fabrics and low-gloss, tactile surfaces. Refinements include dual-fir ...