TL* THE CONTACT OWNS A 2015 JEEP WRANGLER. WHILE THE CONTACT'S VEHICLE WAS STATIONARY, IT WAS REAR ENDED BY ANOTHER VEHICLE. THE AIR BAGS DID NOT DEPLOY. THE CONTACT STATED THAT THE DRIVER'S SEAT BELT TENSIONER DID NOT RETRACT, WHICH CAUSED THE CONTACT'S HEAD TO HIT THE WINDSHIELD. A POLICE REPORT WAS FILED. THE CONTACT SUSTAINED A HEAD AND BACK INJURY, WHICH REQUIRED MEDICAL ATTENTION. THE VEHICLE WAS DAMAGED, BUT NOT DESTROYED. THE MANUFACTURER WAS NOT MADE AWARE OF THE ISSUE. THE FAILURE MILEAGE WAS APPROXIMATELY 24,000.