LEAVING MY DRIVEWAY I PARTIALLY RAN OVER A SMALL TREE STUMP, AND IT SEEMS FOR NO REASON SUDDEN ACCELERATION OCCURRED, I QUICKLY APPLIED MY FOOT TO THE BRAKE BUT EVEN WITHOUT MY FOOT ON THE GAS PEDAL, THE CAR PROPELLED LIKE A RACE HORSE COMING OUT OF THE GATE. AND EVEN AFTER APPLYING THE BRAKES THE CAR DID NOT SLOW DOWN UNTIL I STEERED INTO WOODS TO STOP THE CAR. I AM NOT SURE IF DRIVING OVER THE SMALL STUMP HAD ANY BEARING ON THE SUDDEN ACCELERATION, BUT EVEN THE APPLICATION OF THE BREAKS WOULD NOT EITHER STOP THE CAR FROM ACCELERATING OUT OF CONTROL OR STOP THE CAR FROM HITTING THE TREE.