TL* THE CONTACT OWNS A 2000 CHEVROLET MONTE CARLO. THE CONTACT STATED THAT THE ENGINE INTAKE MANIFOLD EXPLODED WHILE STARTING THE ENGINE. THE INTAKE MANIFOLD FRACTURED INTO PIECES AND SMOKE EMITTED FROM UNDER THE HOOD. THE CONTACT'S PERSONAL MECHANIC INSPECTED THE VEHICLE AND DISCOVERED THAT THE ENGINE REGULATOR VALVE HAD FAILED AND CAUSED FUEL TO PENETRATE THE ENGINE. THE VEHICLE WAS REPAIRED. THE AIR INTAKE THE MANIFOLD, GASKET, PRESSURE REGULATOR AND THE THROTTLE BODY WERE REPLACED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE AND CURRENT MILEAGE WAS 177,000.