TL*THE CONTACT OWNS A 2004 TOYOTA SIENNA. THE CONTACT STATED THAT THERE WERE SEVERAL FAILURES WITH THE VEHICLE, INCLUDING THE TAILGATE. THE TAILGATE HAS BEEN REPAIRED FOUR TIMES. THE FAILURE ONLY OCCURS IN 32 DEGREE WEATHER OR BELOW. WHEN OPENED, THE TAILGATE STARTS CLOSING AUTOMATICALLY AND WITHOUT WARNING. THE CONTACT HAS STRUCK HIS HEAD SEVERAL TIMES. DURING THE MOST RECENT FAILURE, HIS SHOULDER GOT STUCK AND POPPED DUE TO THE TAILGATE CLOSING AUTOMATICALLY. HE STATED THAT THIS WAS A SAFETY ISSUE BECAUSE INDIVIDUALS COULD GET CLOSED IN BY THE TAILGATE. THE FAILURE PERSISTS. THE CURRENT AND FAILURE MILEAGES WERE 62,000.