What was found
DFW-GRU - FLT 1663 - EN ROUTE SHORTLY AFTER TAKEOFF DETECTED A LOUD VIBRATION AT FORWARD PART OF AIRFRAME. RETURNED DFW AND LANDED WITHOUT FURTHER INCIDENT. READJUSTED NOSE LANDING GEAR DOOR. SYTEM GROUND CHECKED NORMAL OPERATION. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DFW-GRU - FLT 1663 - EN ROUTE SHORTLY AFTER TAKEOFF DETECTED A LOUD VIBRATION AT FORWARD PART OF AIRFRAME. RETURNED DFW AND LANDED WITHOUT FURTHER INCIDENT. READJUSTED NOSE LANDING GEAR DOOR. SYTEM GROUND CHECKED NORMAL OPERATION. (M)