THIS 2000 PONTIAC BONNEVILLE 3.8L WITH APPROXIMATELY 195K MILES WAS OPERATING NORMALLY OVER THE LAST 72 HOURS. IT HAD BEEN DRIVEN APPROXIMATELY 300 MILES BETWEEN 12/16 AND 12/18 @ 12:50 PM THE DATE OF THE FIRE.THAT COLD MORNING (8 DEGREES F) IT WAS DRIVEN 10 MILES RT @ 9AM, 20 MILES RT BETWEEN 10:30 AND NOON, AND THEN SAT FOR APPROXIMATELY 1/2 HOUR BEFORE IT WAS DRIVEN 5 MILES TO A LOCAL STORE BY MY SON. WHEN HE ARRIVED AT THE STORE/GAS STATION HE PARKED NEAR THE PUMPS AND WHEN HE SHUT OFF ENGINE TO GO INTO STORE, SMELLED BURNING SMOKE FROM THE FRONT OF THE CAR. HE OPENED THE HOOD AND WAS GREETED BY ACTIVE FLAMES COMING FROM THE FRONT OF THE ENGINE. THE FIRE WAS SUBSEQUENTLY EXTINGUISHED AND THE BURNED PART OF THE ENGINE WAS THE TOP AND FRONT LEFT QUARTER (FACING THE VEHICLE). THE ANTI-FREEZE RESERVOIR WAS MELTED THROUGH. *TR