2010 NISSAN TITAN PRO-4X UNCONTROLLABLY ACCELERATED WITHOUT DRIVER INPUT, RESULTING IN A COLLISION. I WAS DRIVING DOWN AN AISLE IN A PARKING LOT AND BEGAN TO APPLY THE BRAKE TO SLOW DOWN AND TURN LEFT INTO A PARKING STALL. JUST AS MY VEHICLE WAS ABOUT TO COME TO A STOP AND PARK, THE ENGINE REVVED (IT FELT/SOUNDED LIKE FULL THROTTLE), THE TIRES SQUEALED AND LAUNCHED THE VEHICLE FORWARD RESULTING IN A COLLISION WITH A VEHICLE PARKED IN THE OPPOSITE STALL. BECAUSE MY FOOT WAS ALREADY ON THE BRAKE PEDAL I MANAGED TO QUICKLY DEPRESS IT ALL THE WAY AND AT LEAST REDUCE THE SEVERITY OF THE IMPACT. TO DATE, THIS IS THE FIRST AND ONLY OCCURRENCE OF A PROBLEM ASSOCIATED WITH VEHICLE SPEED CONTROL/ACCELERATOR.