REAR TAILGATE WAS OPENED TO REMOVE GROCERIES AND IT SUDDENLY CAME DOWN ON MY SON AS HE WAS REMOVING A BAG. HE WAS HIT IN THE BACK OF THE HEAD AND SHOULDER. THE TAILGATE NOW COMES DOWN AFTER EITHER USING THE MANUAL OR AUTOMATIC LIFT. HAS NOT BEEN REPAIRED, HAVE FAULTY PART (APPEARS TO BE ONE OF THE EXTERNAL LIFT STRUTS). *TR