Transferring Service

Push eligibility information. The Advisor can assist in canceling or removing account to request account transfer eligibility information. The Advisor can assist in canceling or removing account information. If OnStar receives information that vehicle ownership has changed, OnStar may send a voice message to the vehicle, requesting updated account information.

    See also:

    Roof Rack System
    WARNING If something is carried on top of the vehicle that is longer or wider than the roof rack—like paneling, plywood, or a mattress—the wind can catch it while the vehicle is being driven. ...

    Reactivation for Subsequent Owners
    Push and follow the prompts to speak to an Advisor as soon as possible after acquiring the vehicle. The Advisor will update vehicle records and will explain the OnStar service offers and options ava ...

    Engine Identification
    The eighth character in the VIN is the engine code. This code identifies the vehicle's engine, specifications, and replacement parts. See “Engine Specifications” under Capacities and Speci ...