PE00020; TIRE TREAD SEPARATION: WHILE DRIVING 65 MPH, ON A PARKWAY IN NEW JERSEY, THERE WAS A BLOWOUT ON FRONT DRIVER'S SIDE TIRES. NO OTHER PASSENGERS WERE IN THE TRUCK. DRIVER WAS NOT INJURED. TIRE SIZE P23575R15, NOT ORIGINALEQUIPMENT. FIRESTONE WAS NOT CONTACTED ABOUT THE TIRE. OWNER REPLACED ALL TIRES WITH BF GOODRICH TIRES.*AK