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 on page 14‑1 for more information.

    See also:

    2008 GMC Yukon Review
    The 2007 GMC Yukon — along with the Cadillac Escalade and Chevrolet Tahoe — is one of three completely redesigned full-size SUVs from General Motors. I've driven all three, and with the except ...

    Playing a CD (In Either the DVD or CD Slot)
    Insert a CD partway into the slot, label side up. The player pulls it in and the CD should begin playing. (Loading a disc into the system, depending on media type and format, ranges from five to 20 s ...

    Fuel Economy Mode
    Vehicles with a 2.4L engine have a Fuel Economy Mode. When engaged, fuel economy mode can improve the vehicle's fuel economy Press the “eco” (economy) button by the shift lever to turn th ...