WHILE DRIVING MY NORMAL COMMUTE TO WORK ON AN AVERAGE COLD DAY THE REAR DEFROSTER SHORTED OUT, CAUGHT FIRE AND BLEW OUT THE REAR WINDOW ON THE PASSENGER SIDE (THREE PART SLIDING WINDOW) FOLLOWING THIS INCIDENT THE PASSENGER SEAT HEATER AND REAR DEFROSTER FAIL TO OPERATE. AT THIS SAME TIME THE AUXILIARY POWER PLUG BLEW FUSES IN TWO DEVICES. I TOOK THE PICKUP TO OUR LOCAL DEALERSHIP AND TOLD THEM WHAT HAPPENED ALONG WITH THE FACT THAT I HAVE AN EXTENDED 75,000 MILE WARRANTY THROUGH FORD MOTOR CO. THE DEALERSHIP TOLD ME "GLASS IS NOT COVERED UNDER WARRANTY" AND SENT ME ON MY WAY. *TR