VEHICLE WAS INSIDE OF THE PARKING LOT, CONSUMER SIFTED GEAR INTO REVERSE AND VEHICLE SURGED BACKWARDS. THEN, HE SHIFTED GEAR INTO DRIVE AND THERE WAS A LOUD NOISE. DRIVER DID NOT PUSH GAS PEDAL WHEN THE VEHICLE SURGED FORWARD. BRAKES WOULDN'T STOP VEHICLE. VEHICLE HIT A PARKED CAR AND THEN A TRAILER. DEALERSHIP WAS AWARE OF THE PROBLEM. INSURANCE COMPANY HAS TOTALED THE VEHICLE AT THIS TIME.*AK