ON THREE SEPARATE OCCASIONS, WHEN MY CAR WAS STOPPED AT A LIGHT OR STOPPED IN BUMPER TO BUMPER TRAFFIC, THE CAR REVED TO 6 OR 7000 RPM AND THEN ACCELERATED ON ITS OWN. I COULD NOT STOP THE CAR AND I HIT THE CAR IN FRONT OF ME. THERE WAS VERY LITTLE DAMAGE TO MY CAR, AND LITTLE DAMAGE TO THE OTHEI DO NOT FEEL SAFE IN THIS CAR AS I KNOW THERE IS A PROBLEM AND WILL HAPPEN AGAIN.