The contact owns a 2013 Mercedes-Benz E350. The contact stated while his wife was driving at 55 mph, the sunroof sliding door detached and fell on her right shoulder and head. The driver sustained headaches for a couple of days but did not seek medical attention. The contact took the vehicle to a local dealer, where it was diagnosed with needing the airflow panel to be replaced. The vehicle was repaired. The manufacturer had been informed of the failure. The failure mileage was approximately 82,000.