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:

    Headlamp High/Low-Beam Changer
    (Headlamp High/Low-Beam Changer): Push the turn signal/ lane change lever away from you and release, to turn the high beams on. To return to low beams, push the lever again or pull it toward yo ...

    Maintenance Requirements
    Notice: Maintenance intervals, checks, inspections, replacement parts, and recommended fluids and lubricants as prescribed in this manual are necessary to keep your vehicle in good working conditi ...

    Remote Vehicle Start
    For vehicles with this feature, the engine can be started from outside the vehicle. ...