Abstract: A lifting mechanism including cantilevered arm means extending from a structural member and vertically movable with respect thereto and having a wheelchair support frame on the remote end of said arm means, and power means operatively associated with said arm means for moving a wheelchair and occupant to and from the vehicle interior and the ground outside the vehicle, and including means for tilting the wheelchair and occupant, prior to lifting, counter to the gravitational forces which induce separation of the occupant from the support frame so as to ensure safety of the occupant during the lifting procedure.