ON OCTOBER 6, 2001 I EXPERIENCED THE SUDDEN ACCELERATION. I GOT IN TO THE VEHICLE TO BACK IT UP. I PUT MY FOOT ON THE BRAKE AND STARTED THE ENGINE. THE ENGINE SEEMED TO BE REVVING. ALL OF A SUDDEN THE BACK TIRES BEGAN TO SPIN AND SMOKE, I SOMEWHAT TURNED AROUND IN MY SEAT TO SEE WHAT WAS HAPPENING. AS I TURNED BACK AROUND, I LOOKED DOWN AT THE BRAKE PEDAL AND THEN PUSH ON IT REALLY HARD TO THE FLOOR, BUT THE REAR TIRES STILL SPUN, AND SMOKE WAS EVERYWHERE. WITH THE BRAKE PRESSED TO THE FLOOR, I HEAR A CLUNK NOISE AND THE VEHICLE SHOT BACKWARDS AT A HIGH RATE OF SPEED AND HIT A VEHICLE THAT WAS APPROXIMATELY 40 FEET BEHIND THE JEEP. IF THE OTHER VEHICLE HAD NOT BEEN THERE I WOULD HAVE GONE OVER A RETAINING WALL WITH A DROP OFF ON THE OTHER SIDE.*AK