TL*THE CONTACT OWNS A 2003 PORSCHE 911 CARRERA CABRIOLET. WHILE DRIVING APPROXIMATELY 55 MPH ON NORMAL ROAD CONDITIONS, UPON BRAKING, THE DRIVER'S SIDE SEAT BACK TILTED SLIGHTLY TO THE REAR POSITION WITHOUT ASSISTANCE. THE SEAT BACK SUPPORT ATTACHMENTS WERE NOT PROPERLY SECURED TO THE SEAT. THE FAILURE OCCURRED WITHOUT WARNING. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER, BUT THEY WERE UNABLE TO DETERMINE THE CAUSE OF THE FAILURE. THE VIN WAS EXCLUDED FROM NHTSA CAMPAIGN ID NUMBER 04V070000 (SEATS), ALTHOUGH THE FAILURES WERE IDENTICAL. THE VEHICLE HAS NOT BEEN REPAIRED. THE FAILURE MILEAGE WAS 15,000 AND CURRENT MILEAGE WAS 22,000. UPDATED 11/25/08. *LJ UPDATED 11/25/08.*JB