TL* THE CONTACT OWNS A 1999 CADILLAC ESCALADE. THE CONTACT STATED THAT WHILE PARKED, ANOTHER VEHICLE CRASHED INTO THE REAR END OF THE VEHICLE CAUSING THE FRONT DRIVER SEAT TO FRACTURE. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 155,409.