What was found
FLIGHT 5197 - LOUD VIBRATION AFTER TAKEOFF. DIVERTED BACK TO JFK. LANDED WITHOUT INCIDENT. FOUND EXTERNAL AUDIO PANEL DOOR LEFT OPEN. CLOSED PANEL DOOR, NO FURTHER DEFECTS.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLIGHT 5197 - LOUD VIBRATION AFTER TAKEOFF. DIVERTED BACK TO JFK. LANDED WITHOUT INCIDENT. FOUND EXTERNAL AUDIO PANEL DOOR LEFT OPEN. CLOSED PANEL DOOR, NO FURTHER DEFECTS.