I WAS ON A ROAD TRIP WITH A PASSENGER IN MY VEHICLE. WE STOPPED IN BARSTOW, CA FOR LUNCH. WHILE PULLING INTO A PARKING SPACE, MY VEHICLE SUDDENLY ACCELERATED JUMPING THE PARKING BLOCK AND THE CURB. I WAS ABLE TO STOP THE VEHICLE FROM GOING INTO THE BUILDING BUT NOT BEFORE HITTING SOME NEWSPAPER VENDING MACHINES. THE FRONT BUMPER SUSTAINED MINOR DAMAGE. I HAVE BEEN DRIVING FOR MANY YEARS AND HAVE NEVER EXPERIENCED ANYTHING LIKE THIS. BOTH MY PASSENGER AND MYSELF WERE PRETTY SHOOK UP AFTERWARDS. THE PERSON SITTING IN THE CAR NEXT TO US WHO WITNESSED THIS EVENT SAID THAT THERE WAS AN OLDER MAN STANDING RIGHT WHERE WE JUMPED THE CURB A FEW MOMENTS EARLIER. FORTUNATELY, HE HAD LEFT OR THIS INCIDENT WOULD HAVE BEEN MUCH WORSE. *TR