ON 27 DECEMBER 2013, I RETURNED HOME FROM WORK SOMETIME BETWEEN 5-6PM. I PARKED THE VEHICLE IN THE DRIVEWAY JUST AS I HAD EVERY DAY SINCE I HAVE OWNED THE VEHICLE. I PUT THE VEHICLE IN PARK, AND EXITED THE VEHICLE AND WALKED TO THE PASSENGER SIDE TO RETRIEVE BAGS THAT I HAD TO TAKE INTO THE HOUSE. I OPENED THE PASSENGER SIDE DOOR, TOOK OUT THE BAGS, CLOSED THE DOOR, AND PRESSED THE LOCK BUTTON ON THE KEY FOB AS I WALKED INTO MY HOUSE. I REMEMBER IT WAS A WINDY DAY AND AS I RECENTLY RESEARCHED, GUSTS WERE UP TO 27 MILES PER HOUR DURING THE TIME IN QUESTION. APPROXIMATELY 45 MINUTES AFTER I WENT INTO THE HOUSE, THE NEIGHBOR WAS AT THE DOOR AND TOLD ME THAT MY TRUCK HAD ROLLED DOWN THE HILL. IN PANIC AND DISBELIEF I RAN OUTSIDE TO SEE THAT MY TRUCK HAD ROLLED DOWN MY DRIVEWAY, BUT SINCE THE WHEELS WERE SLIGHTLY TURNED, IT STOPPED IN MY YARD AFTER RUNNING INTO THE MAILBOX. I QUICKLY RAN DOWN TO THE VEHICLE AND TRIED TO OPEN THE DOOR BUT IT WAS LOCKED. I PUT IN THE CODE AND UNLOCKED THE TRUCK. I THEN RAN INTO THE HOUSE TO GET THE KEYS. I HAD NOT BROUGHT THEM OUT THE FIRST TIME I RAN OUT. WHEN I GOT BACK IN THE CAR, I NOTICED THAT THE GEAR SELECTOR IN THE DASHBOARD DID NOT HAVE THE ORANGE LINE IT USUALLY DOES WHEN IN PARK. IT LOOKED LIKE A SMALLER LINE, ALMOST AS IF IT WAS SOMEHOW BETWEEN PARK AND REVERSE. WHEN I ASSESSED THE DAMAGES THE TRUCK RAN INTO THE MAILBOX AND BUSTED THE DRIVER'S SIDE TAIL LIGHT. T THE NEXT DAY, I TOOK THE TRUCK TO THE DEALERSHIP. THEY