OnStar Services

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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 ...

Instrument Panel Brightness
(Instrument Panel Brightness): This feature controls the brightness of the instrument panel lights. The knob for this control is located next to the exterior lamps control. Push the knob in a ...

Chemical Paint Spotting
Airborne pollutants can fall upon and attack painted vehicle surfaces causing blotchy, ring-shaped discolorations, and small, irregular dark spots etched into the paint surface. ...