PE00020, ORGINAL EQUIPMENT 1997 GULF STREAM, CONQUEST ON A FORD CHASSIS WITH DUAL REAR TIRES, TIRE SIZE LT22575R16, STEEL TEX R4S, ON MARCH 21, 2000 WITH ABOUT 18,000 MILES, PASSENGER REAR OUTSIDE TIRE TREAD PEELED OFF, BUT ATTACHED TO THE TIRE, WHICH ALMOST CAUSE A CRASH. ON MARCH 27, 2000 WITH 18,400 MILES, THE PASSENGER INSIDE REAR TIRE TREAD PEELED OFF BUT ATTACHED TO THE TIRE WHICH ALMOST CAUSE A CRASH. ON AUGUST 24, 2000 WITH ABOUT 19,000 MILES,THE DRIVER INSIDE REAR TIRE BLEWOUT WHICH HAD A HOLE IN THE TREAD, APPEARED LIKE A TIRE EXPLOSION IN THE TREAD. HAVE NO CONTACTED FIRESTONE AS OF YET. *AK GULF STREAM INDICATED THAT IT IS SOME KIND OF HEAT SHIELD FAILURE AND SHOULD BE REPLACED. HOWEVER, THE CUSTOMER FINALLY REPLACED ALL FIVE FIRESTONE TIRES WITH MICHELENE TIRES. *YH