SUDDEN UNINTENDED ACCELERATION. THE VEHICLE RAPIDLY ACCELERATED AS THOUGH THE ACCELERATOR PEDAL HAD BEEN FLOORED. THIS OCCURRED IMMEDIATELY AFTER I SHIFTED FROM REVERSE TO DRIVE TO LEAVE MY DRIVEWAY WITHOUT MY THE ACCELERATOR. THE VEHICLE WOULDN'T RESPOND TO BRAKING. I HAD TO IMMEDIATELY TURN THE WHEEL TO AVOID GOING INTO THE CULVERT DIRECTLY ACROSS FROM MY DRIVEWAY. THE ROAD THEN IS AN IMMEDIATE RIGHT-HAND TURN BUT THE CAR WAS ALREADY GOING TOO FAST FOR ME TO SUCCESSFULLY STAY ON THE ROAD. THE CAR WENT INTO THE CULVERT ACROSS THAT ROAD, DEPLOYING ALL THE AIRBAGS, AND ESSENTIALLY DEMOLISHING THE CAR (>$20K TO REPAIR). MY WIFE AND I WERE TAKEN TO THE HOSPITAL VIA AMBULANCE FOR VARIOUS TESTS AND CT SCANS; FORTUNATELY, NOT TOO MUCH DAMAGE BEYOND WHAT THE SEAT BELTS AND AIRBAGS DID TO US....UPDATED 09/22/15 *BF *CN