I WAS DRIVING MY 2003 VW PASSAT DOWN THE HIGHWAY IN DALLAS MORNING RUSH HOUR. I TURNED MY HEATED SEAT ON AND I WAS FORCED OFF THE ROAD BY AN EXTREME HEAT ON MY BACKSIDE/LEG. I DID NOT KNOW IF THE SEAT WAS ON FIRE OR WHAT. THE SEAT HAD MELTED LEATHER AND LEFT A SUPERFICIAL BURN ON MY REAR END. THE SEAT WILL SPARK AND SMOKE IF THE HEATER IS TURNED ON. I WANT OUT OF THIS LEASE!!! THE CAR IS NOT SAFE AND UPON RESEARCH THIS IS HAPPENING A LOT.