TL*THE CONTACT OWNS A 2000 JEEP GRAND CHEROKEE. ON MORE THAN TEN OCCASIONS, THE CONTACT STATED THAT THE SEAT HEATER ON THE DRIVER'S SIDE WOULD BECOME SO HOT THAT THE OCCUPANT IN THE SEAT WOULD BE BURNED. WHEN HE TURNED OFF THE SEAT HEATER, IT REMAINED ACTIVATED. HE HAD TO TURN OFF THE VEHICLE IN ORDER TO TURN OFF THE HEATER. HE NEVER SMELLED ANYTHING BURNING. THE VEHICLE HAS NOT BEEN TAKEN TO THE DEALER AND THE MANUFACTURER HAS NOT BEEN NOTIFIED. THE CURRENT MILEAGE WAS 121,230 AND FAILURE MILEAGE WAS APPROXIMATELY 117,000.