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:

    Power Windows
    The power window switches located on the driver door control all four windows. Each passenger door has a switch that controls only that window. Press the switch to lower the window. Pull the fron ...

    Vehicle Overview
    Introduced for 2002, the Buick Rendezvous continues into 2005 in regular and Ultra forms with front-wheel drive or Versatrak all-wheel drive. Ultra editions feature a 245-horsepower, 3.6-liter V-6 ...

    XM™ Satellite Radio Service
    XM™ is a satellite radio service that is based in the 48 contiguous United States and Canada. XM™ offers a large variety of coast-to-coast channels including music, news, sports, talk, traff ...