MY VEHICLE WAS HIT DIRECTLY FROM BEHIND AT HIGH IMPACT. AT IMPACT, MY DRIVER'S SEAT WENT TO THE RECLINING POSITION. AFTER THE IMPACT, IT WAS NOTED THAT THE MANUAL SEAT BACK ADJUSTMENT LEVER HAD BEEN PULLED COMPLETELY OFF OF THE SEAT, APPARENTLY DUE TO ENTANGLEMENT WITH THE SEAT BELT DURING THE IMPACT.*AK