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:

    Storing Button Memory Positions
    To save positions into Button Memory: 1. Adjust the driver seat, seatback recliner, both outside mirrors, and adjustable pedals, if available, to the desired driving positions. 2. Press and hold ...

    Underbody Maintenance
    Use plain water to flush dirt and debris from the vehicle's underbody. Your dealer or an underbody car washing system can do this. If not removed, rust and corrosion can develop. ...

    Rear Seat Entertainment (RSE) System (Overhead)
    The vehicle may have an Overhead DVD Rear Seat Entertainment (RSE) system. The RSE system works with the vehicle's audio system. The DVD player is part of the front radio. The RSE system inclu ...