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:

    High/Low—Beam Headlamps (Uplevel)
    The high/low beam headlamps on the uplevel are High Intensity Discharge (HID) and should be replaced at the dealer. ...

    New Vehicle Break-In
    Notice: The vehicle does not need an elaborate break-in. But it will perform better in the long run if you follow these guidelines: Keep the vehicle speed at 88 km/h (55 mph) or less for the fir ...

    Starting the Vehicle with a Low Transmitter Battery
    If the transmitter battery is weak, the DIC may display NO REMOTE DETECTED when you try to start the vehicle. The REPLACE BATTERY IN REMOTE KEY message may also be displayed at this time. To star ...