Transferring Service

Push Reactivation for Subsequent Owners 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.

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    What Makes a Denali
    The changes from a regular Acadia to a Denali are obvious from the outside, and they make the Acadia Denali look more put together, as if it were sculpted from one piece of metal rather than glued ...

    Manual Seats
    Manual Seats A. Seat Adjustment Handle B. Driver Seat Height Adjustment Lever C. Seatback Lever To adjust a manual seat: 1. Lift the handle (A) under the seat to unlock it. 2. Slide the seat ...

    Manual Operation
    (Power): Press to turn the climate control system on or off. (Fan Control): Turn to increase or decrease the fan speed. Adjusting the fan speed while in automatic mode places the fan under ma ...