I LIVE IN NEW HAMPSHIRE AND THE WEATHER IS COLD. I STARTED MY FORD F150 TRUCK TODAY USING MY FORD PASS. THE TRUCK RAN FOR 15 MINUTES. WHEN I PREPARED TO LEAVE IN THE TRUCK I NOTICED THAT IT WAS COLD INSIDE. WHEN I LOOKED IN THE REAR VIEW MIRROR, I REALIZED THE REAR SLIDING WINDOW WAS COMPLETELY SHATTERED. UPON CLOSER INSPECTION I REALIZED THE WINDOW BLEW OUTWARD AND A YELLOW LINE X STICKER ON THE RIGHT REAR OF THE WINDOW HAD BURN MARKS ON IT. THE STICKER WAS DISCOLORED TO INDICATE THAT A LOT OF HEAT WAS DIRECTED TOWARD IT. THE WINDOW WAS COMPLETELY SHATTERED AROUND THE OUTSIDE EDGE. ALSO, I LOCATED A COVER THAT HAD BLOWN OFF THE WIRES THAT RUN TO THE REAR DEFROSTER. IT APPEARS THAT THE REAR DEFROSTER RAN TO THE POINT THAT IT OVERHEATED THE GLASS AND CAUSED IT TO BLOW. I DISCOVERED THAT THIS HAS OCCURRED IN THE PAST WITH FORD F150 TRUCKS AND NTSA HAS RECEIVED COMPLAINTS. I CONTACTED FORD TODAY AND I AM WAITING TO HEAR BACK FROM CUSTOMER SERVICE