Add-on Electrical Equipment

The OnStar system is integrated into the electrical architecture of the vehicle. Do not add any electrical equipment. See Add-On Electrical Equipment. Added electrical equipment may interfere with the operation of the OnStar system and cause it to not operate.

    See also:

    Shifting Into Park
    WARNING It can be dangerous to get out of the vehicle if the shift lever is not fully in P (Park) with the parking brake firmly set. The vehicle can roll. If you have left the engine running, the ...

    Blank Display
    This display shows no information. ...

    Instrument Panel
    A. Air Vents. B. Turn and Lane—Change Lever. See Turn and Lane-Change Signals. Driver Information Center (DIC) Controls. See Driver Information Center (DIC). C. Cruise Control. Hea ...