TL*THE CONTACT OWNS A 2004 CHEVROLET SILVERADO 1500. WHILE REVERSING AND ATTEMPTING TO BRAKE, THE PEDAL EXTENDED TO THE FLOORBOARD WHICH CAUSED THE VEHICLE TO CRASH. THERE WERE NO INJURIES. THE CONTACT NOTICED BRAKE FLUID DRAINING FROM UNDER THE DRIVER SEAT. THE BRAKE LINE RUPTURED. WHENEVER THE AIR CONDITIONER WAS TURNED ON, IT BLEW HOT AIR ON THE DRIVER SIDE AND COLD ON THE PASSENGER SIDE. THE CONTACT HAD TO TURN THE VEHICLE OFF AND BACK ON TO RESET THE PROBLEM. THE VEHICLE WAS TOWED TO A LOCAL REPAIR SHOP BUT HAD NOT BEEN INSPECTED. THE VEHICLE HAD PREVIOUSLY BEEN TAKEN TO AN AUTHORIZED DEALER FOR A BRAKE FAILURE AND THE CONTACT WAS INFORMED THAT THE PROBLEM WAS DUE TO A LACK OF MAINTENANCE ON HIS PART. NEITHER THE MANUFACTURER NOR THE DEALER HAD BEEN NOTIFIED. THE FAILURE MILEAGE WAS APPROXIMATELY 120,000.