TTY Users

OnStar has the ability to communicate to the deaf, hard-of-hearing, or speech-impaired customers while in the vehicle. The available dealer-installed TTY system can provide in-vehicle access to all of the OnStar services, except Virtual Advisor and OnStar Turn-by-Turn Navigation.

    See also:

    Vehicle Overview
    The 2011 GMC Yukon is the middle child among GM's full-size SUVs. Based on price and equipment, the Yukon sits squarely between the Chevrolet Tahoe and Cadillac Escalade. Four-wheel drive is avail ...

    Windows
    Turn the hand crank on each door to manually raise or lower the manual windows. ...

    Third Row Seats
    The third row seatbacks can be folded forward, and the seats can be removed. To fold the third row seatback: 1. Remove anything on or under the seat. 2. Disconnect the rear safety belt mini-lat ...