TL*THE CONTACT OWNS A 2002 LEXUS ES300. WHILE DRIVING APPROXIMATELY 35 MPH, THE VEHICLE ACCELERATED AND CRASHED INTO THE BACK OF A VEHICLE.THE CONTACT AND A WITNESS WERE SURPRISED THAT THE WHEELS CONTINUED TO SPIN AFTER THE VEHICLE HAD STOPPED MOVING. A WEEK LATER THE VEHICLE ACCELERATED AGAIN WITHOUT WARNING AND CRASHED INTO THE SIDE OF A BANK. A POLICE REPORT WAS FILED. THERE WERE NO INJURIES. THE FAILURE MILEAGE WAS 40000 AND THE CURRENT MILEAGE WAS 78409, THE VIN WAS NOT AVAILABLE.