UNEXPLAINED VEHICLE ACCELERATION WITH INABILITY TO STOP BEFORE HITTING VEHICLE IN FRONT OF ME. PULLED OFF OF ROAD BEHIND TRUCK TO PARK. LIFTED FOOT FROM GAS PEDAL TO PUT ON BRAKE SO AS TO PUT VEHICLE INTO PARK. THERE WAS THEN AN EXTREME VEHICLE ACCELERATION WHICH WAS UNCONTROLLABLE WITH BRAKE. SLAMMED INTO TRUCK. TOYOTA CORP CLAIMS NO ERRORS LOGGED IN COMPUTER SYSTEM, AND THAT IF FOOT WOULD HAVE BEEN ON BRAKE PEDAL, THE FILAMENT WOULD HAVE BROKEN. I CAN'T BE CERTAIN THE BRAKING HAPPENED BEFORE THE ACCIDENT-IT WAS VERY FAST. I AM CERTAIN FOOT WAS ON BRAKE AND NOT ON GAS!! THERE HAS BEEN A PREVIOUS DENIAL OF A PETITION TO INVESTIGATE NUMEROUS INSTANCES OF THIS IDENTICAL SITUATION WITH OTHER TOYOTA'S-(NHTSA ACTION # DP05002). NHTSA PLEASE INVESTIGATE THIS!! THERE ARE TOO MANY COMPLAINTS OF THIS HAPPENING-DO SOMETHING BEFORE THERE ARE DEATHS! IS TOYOTA IMMUNE FROM SAFETY RECALLS? I'M SORRY YOU COULDN'T FIND EVIDENCE OF A DEFECT, BUT THERE IS SOMETHING SERIOUSLY WRONG. SEVERE HESITATION, SUDDEN ACCELERATION=POSSIBLE DEATHS. I'VE RECEIVED MY REPAIRED VEHICLE, AND WHEN I WENT TO TRADE IT IN, I WAS OFFERED THOUSANDS LESS THAN TRADE IN IS SUPPOSED TO BE! IF TOYOTA REALLY BELIEVES THERE'S NOTHING WRONG WITH THEIR CAR, WHAT'S THE PROBLEM? AGAIN THEY'RE NOT BEING HELD ACCOUNTABLE! *NM