TL* THE CONTACT OWNS A 2011 BUICK LACROSSE. THE CONTACT STATED THAT THE HEAD RESTRAINT MOVED FORWARD. AS A RESULT, THE CONTACT SUSTAINED NECK AND SHOULDER INJURIES. THE VEHICLE WAS TAKEN TO THE DEALER WHO STATED THAT THE VEHICLE WAS OPERATING AS DESIGNED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 40,000.