CAR SITTING IN DRIVE AT A FENCE ENCLOSURE AND IT SURGED AHEAD ON ITS OWN, DRIVING INTO THE FENCE. NO ACTION POSSIBLE TO STOP THE CAR FROM GOING FORWARD INTO THE ELECTRONIC FENCE. SUSTAINED DAMAGE TO THE FRONT GRILL AND DRIVER DOOR PANELS. SECOND TIME THE CAR HAD DONE THIS. DEALERSHIP STATED THE BRAKES HAD SEIZED ALSO, AND WOULD NOT HAVE STOPPED THE CAR ANYWAYS.