WHEN SLOWING TO STOP FOR A RED LIGHT, THE BRAKES LOST PRESSURE AND WENT TO THE FLOOR. THE VEHICLE STRUCK THE CAR IN FRONT OF IT, CAUSING THAT CAR TO HIT THE CAR IN FRONT OF IT. THE SPEED IS ESTIMATED AT 30 MPH, THE ROAD BEING TRAVELED HAD A SPEED LIMIT OF 55 MPH AND THE DRIVER WAS STOPPING FOR A RED LIGHT. THIS WAS NOT THE FIRST TIME, BUT I DON'T HAVE DATES AND DETAILS FOR PREVIOUS ACCOUNTS. THERE WERE AT LEAST 3 COMPLAINTS IN PERSON AT THE DEALER, INCLUDING ONE ON THE DAY OF THE ACCIDENT. ALL COMPLAINTS WERE DISMISSED WITHOUT THE CAR BEING INSPECTED. WE WERE TOLD THE CAR JUST HAD THEIR CERTIFIED PREOWNED INSPECTION AND/OR WE NEEDED TO GET USED TO DRIVING A NEW CAR. THIS VEHICLE WAS PURCHASED ON JULY 4, 2015 WITH 1700 MILES ON IT.