TL* THE CONTACT OWNS A 2003 CHEVROLET SILVERADO 2500 HD. THE CONTACT STATED WHILE DRIVING APPROXIMATELY 70 MPH, HE APPLIED PRESSURE TO THE BRAKE PEDAL AND THE PEDAL DEPRESSED TO THE FLOOR. THE VEHICLE WAS COASTING TO A STOP WHEN SMOKE BEGAN TO RISE FROM THE ENGINE. THE CONTACT ENGAGED THE PARKING BRAKE TO STOP THE VEHICLE. THE CONTACT EXAMINED THE VEHICLE AND NOTICED THE BRAKE LINES FRACTURED UNDER THE ENGINE COMPARTMENT, CAUSING A SMALL FIRE. THE VEHICLE WAS TOWED TO AN INDEPENDENT REPAIR SHOP WHERE THE CONTACT WAS TOLD THE BRAKE LINES WERE VERY CORRODED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE AND CURRENT MILEAGES WERE 160,000. THE VIN WAS UNAVAILABLE.