BACKREST PORTION OF DRIVER SEAT HEATS TO AN EXTREMELY HIGH & UNBEARABLE TO TOUCH(EVEN WITH MULTIPLE LAYERS ON IN WINTER) TEMPERATURE WHEN SEAT HEATER TURNED ON HIGH SETTING. THE HEATER HAS CAUSED A HOT ENOUGH TEMPERATURE TO BURN THROUGH THE SEAT. THERE IS A GUMSTICK SIZE BURN IN THE PORTION OF THE SEAT WHERE IT GETS THE HOTTEST(COINCIDES ANATOMICALLY WITH DRIVER'S MIDDLE TO UPPER RIGHT SIGHT OF BACK). THE HEATER BURNED THROUGH THE EXTERNAL LEATHER COVERING WHICH IS NOW BLACK FROM THE BURN. ALSO THE LEATHER IS HARDENED AROUND THAT AREA FROM THE HIGH TEMPERATURE AND FEELS LIKE BURNED, HARD PLASTIC. *TR