TL* THE CONTACT OWNS A 2007 BWM X3 SAV. WHILE DRIVING, THE SEAT WARMER WAS ACTIVATED. THE CONTACT FELT A STING AND SMELLED AN ABNORMAL ODOR. THE CONTACT NOTICED A HOLE IN THE SEAT. THE CONTACT BELIEVED THERE WAS A SHORT IN THE SEAT WARMER. THE VEHICLE WAS NOT DIAGNOSED NOR REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE VIN WAS UNKNOWN. THE FAILURE MILEAGE WAS 146,000.