DT*: THE CONTACT STATED WHILE DRIVING, THE HEATED SEAT ACTIVATED. AFTER IT WAS ON FOR 30-40 MINUTES A SMOLDERING SMELL WAS DETECTED. THE FOAM LIQUEFIED AND CAME THROUGH THE SEAT. THE DEALERSHIP REPLACED THE SEAT. THIS HAPPENED TWO MORE TIMES AND THE SEAT WAS REPLACED. ON THE THIRD FAILURE MINOR INJURIES WERE SUSTAINED. *NM