A vehicle includes a body structure having an opening, a liftgate panel movably mounted to the body adjacent the opening, and a decklid that is movably mounted to the liftgate. The vehicle includes a lock member that is movable to first, second, and third positions. The lock member locks the liftgate to the decklid when in the first position. The lock member locks the liftgate to the body structure in the second position. The lock member simultaneously locks both the liftgate and the decklid to the body structure when the lock member is in the third position.