1998 CHEVROLET BLAZER. UNIT #1 WAS TRAVELING EAST ON THE OHIO TURNPIKE IN THE CENTER LANE. DRIVER OF UNIT #1 STATED HE HEARD A LOUD EXPLOSION COME FROM THE REAR OF THE VEHICLE. UNIT #1 PULLED OVER TO THE LEFT BERM WHERE IT CAUGHT ON FIRE. *LN ACCORDING TO THE POLICE REPORT, THE VEHICLE BURNED COMPLETELY DOWN TO THE METAL AND THERE WAS NO WAY TO DETERMINE WHAT STARTED THE FIRE. (OHIO TRAFFIC CRASH REPORT # 10-0450-90)*JB