OnStar® Services

For new vehicles equipped with OnStar®, the Safe & Sound Plan, or the Directions & Connections® Plan is included for one year from the date of purchase. You can extend this plan beyond the first year, or upgrade to the Directions & Connections® Plan. For more information, press the OnStar® button to speak with an advisor. Some OnStar® services (such as Remote Door Unlock or Stolen Vehicle Location Assistance) may not be available until you register with OnStar®.

    See also:

    Engine Oil Life System
    The engine oil life system calculates engine oil life based on vehicle use and displays a DIC message when it is necessary to change the engine oil and filter. The oil life system should be rese ...

    Under the Hood
    In all but the Ultra models, a standard 185-hp, 3.4-liter V-6 teams with a four-speed-automatic transmission. The Rendezvous Ultra gets a 245-hp, 3.6-liter V-6; this engine is optional in the CXL. ...

    Floor Mats
    WARNING If a floor mat is the wrong size or is not properly installed, it can interfere with the accelerator pedal and/or brake pedal. Interference with the pedals can cause unintended accelerati ...