Third Row Seats

WARNING
Using the third row seating position while the second row is folded, or pushed forward in the entry position, could cause injury in a sudden stop or crash. Be sure to return the seat to the passenger seating position. Push and pull on the seat to make sure it is locked into place.

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    New for 2010
    GM has dropped the long-running 6.0-liter V-8 engine from the Sierra lineup, leaving the powerful 6.2-liter V-8 for heavy towing needs. The rest of the Sierra's eight-cylinder lineup benefits from ...

    Dome Lamps
    The dome lamps are located in the overhead console and above the rear seat passengers. The dome lamps come on when a door is opened, unless the dome lamp override button is pressed in. The lamps can ...

    Liftgate
    To open the liftgate the vehicle must be in P (Park). Press the touch pad under the liftgate handle. To close the liftgate, use the pull cup or pull strap as an aid. Power Liftgate On vehicles with ...