ON 5/31/16 WHILE DRIVING ON HIGHWAY 13 VEHICLE ACCELERATED ON ITS OWN, GAS PEDAL WENT TO THE FLOOR, BRAKES PEDAL WAS HARD AS A ROCK AND COULD NOT BE DEPRESS TO SLOW VEHICLE DOWN, SHIFTING GEARS CAUSE THE ENGINE TO RACE, PULLING EMERGENCY BRAKE DID NOT SLOW THE VEHICLE DOWN.. MANAGED TO TAKE AN OFF-RAMP OFF THE HIGHWAY, STOPPING THE VEHICLE BY RUNNING INTO SOME HEDGES AND A TREE. OAKLAND POLICE INCIDENT NUMBER IS 162.