I WAS IN THE PASSENGER SEAT OF MY 2002 VOLKSWAGEN PASSAT WAGON, WHEN I FELT THE SEAT GET EXTREMELY HOT. I IMMEDIATELY TURNED THE SEAT HEATER TO ZERO AND JUST LIFTED MY LEFT LEG OFF THE SEAT A LITTLE BIT UNTIL IT COOLED DOWN. I DIDN'T THINK MUCH OF IT UNTIL I FIRST SAW A BURN MARK ON THE LEFT, BACK SIDE OF MY COAT AND THEN A LINE OF BURN MARKS AND HOLES ON MY PASSENGER SEAT. I INVESTIGATED A LITTLE FURTHER, AND IT APPEARS THE SEAT HEATER BEGAN TO ALSO OVERHEAT/MELT THE BACK PART OF THE PASSENGER SEAT AND THE DRIVER'S SEAT ALONG THE SAME LINE THAT BURNED MY COAT AND LEG IN THE PASSENGER'S SEAT. *TR