TL*THE CONTACT OWNS A 2008 TOYOTA CAMRY HYBRID. THE CONTACT WAS DRIVING APPROXIMATELY 2 TO 3 MPH UP A HILL ATTEMPTING TO STOP WHEN THE RPMS INCREASED EXCESSIVELY. THE CONTACT APPLIED THE BRAKES REPEATEDLY AND THE VEHICLE CONTINUED TO ACCELERATE. THE GEAR SELECTOR WAS SHIFTED INTO THE PARK POSITON AND THE VEHICLE STOPPED WHILE CRASHING INTO THE PROCEEDING VEHICLE WHICH CAUSED A CHAIN REACTION CRASH WITH A SECOND VEHICLE. THERE WAS MINIMAL IMPACT WHEN THE CRASH OCCURRED. THE CONTACT STATED THAT THE VEHICLE SUSTAINED SCRATCHES TO THE FRONT END BUMPER. THERE WERE NO PERSONAL INJURIES. A POLICE REPORT WAS NOT FILED. THE MANUFACTURER ADVISED THE CONTACT THAT HE WOULD RECEIVE A FOLLOW-UP CALL WITHIN TWENTY-FOUR HOURS. THE MANUFACTURER HAD NOT RESPONDED REGARDING THE FAILURE WHEN THE COMPLAINT WAS FILED. THE VIN WAS UNAVAILABLE. THE FAILURE MILEAGE WAS APPROXIAMTELY 25,000.