UPON PARKING IN A ROUTINE PARKING SPOT IN OUR APARTMENT PARKING GARAGE, I TURNED THE CORNER AND ACCELERATED SOME, AS I ALWAYS DID, TO GET TO THE PARKING SPOT TO BACK IN. AS SOON AS I WENT TO REVERSE IT, THE CAR ACCELERATED FULLY ON ITS OWN ACCORD. I WAS ABLE TO PRESS THE BREAK AND STOP THE VEHICLE BUT SINCE I WAS ONLY ABOUT 10 FEET FROM ANOTHER CAR AND THE WALL OF THE PARKING GARAGE, I WAS NOT ABLE TO STOP IN TIME TO AVOID A COLLISION. I HIT THE CORNER OF THE CEMENT WALL WITH THE FRONT LEFT HEADLIGHT PORTION OF THE VEHICLE.