TL* THE CONTACT OWNS A 2007 MERCEDES-BENZ ML350. THE CONTACT STATED THAT WHILE DRIVING 50 MPH WITH THE DRIVER'S SIDE SEAT HEATER ACTIVATED, BURNING FUMES EMITTED INTO THE VEHICLE. UPON FURTHER INSPECTION, THE CONTACT NOTICED A HOLE IN THE LOWER SIDE OF THE DRIVER'S SIDE SEAT. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 128,000.