DT*: THE CONTACT STATED WHILE THE VEHICLE WAS PARKED IN THE DRIVEWAY, THE LIFTGATE WAS OPENED BUT THE DOOR MALFUNCTIONED AND CLOSED HITTING THE CONTACT ON THE HEAD AND THE BACK OF THE SHOULDER. THE IMPACT OF THE LIFTGATE KNOCKED THE CONTACT HALFWAY INSIDE THE VEHICLE. THERE WERE NO WARNING SIGNALS PRIOR TO THE INCIDENT. THE VEHICLE WAS NOT TAKEN TO THE SERVICE DEALER FOR REPAIRS. THE MANUFACTURER WAS ALERTED WHO PROVIDED A CLAIM #.