VEHICLE WAS BACKED INTO CAMPGROUND SPOT AND STOPPED. I GOT OUT OF THE BACK SEAT, LEAVING THE BACK DOOR OPEN, AND STOOD BEHIND THE VEHICLE. WIFE WAS SHIFTING FROM REVERSE INTO PARK WHEN THE VEHICLE ACCELERATED IN REVERSE AT FULL THROTTLE. WIFE WAS PUSHING BRAKE WITH BOTH FEET, BUT VEHICLE CONTINUED BACKWARDS, CATCHING REAR DOOR ON POWER POLE AND REMOVING DOOR AND JAMMING DRIVER DOOR SHUT. I LEAPED TO THE SIDE, THE VEHICLE BARELY MISSING ME, VEHICLE CONTINUED ABOUT 100 FEET INTO A FIELD, THEN STOPPED. *NM