CONSUMER'S SON WAS TRAVELING ABOUT 30MPH. WHILE APPROACHING A TRAFFIC LIGHT APPLIED BRAKES, AND BRAKE PEDAL WENT TO THE FLOOR. VEHICLE ACCELERATED INTO ANOTHER VEHICLE. THERE WERE NO INJURIES. CONSUMER TOOK VEHICLE TO DEALERSHIP, AND MECHANIC TOLD HIM THAT PROBLEM COULDN'T BE DUPLICATED. ABS BRAKE SYSTEM WASN'T OPERABLE. *AK