OnStar®

If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. See OnStar Overview  for more information.

    See also:

    Entering the Feature Settings Menu
    1. Turn the ignition on and place the vehicle in P (Park). To avoid excessive drain on the battery, it is recommended that the headlamps are turned off. 2. Press the customization button to enter ...

    2004 Buick Rainier Review
    The 2004 Buick Rainier leaves little doubt that an automaker can create two different vehicles with different characters from one platform. That's good news, considering all the automakers have ma ...

    Power Door Locks
    Power Door Locks (Unlock): Press to unlock all doors. (Lock): Press to lock all doors. See “Power Door Locks” in Vehicle Personalization. ...