As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: EXTREMELY LOUD WHINE BETWEEN L2 AND R2 DOORS. UNIDENTIFIED LOCATION, FLOOR AND VIBRATION CENTER OF AIRCRAFT. EMERGENCY DECLARED; FLIGHT RETURNED TO MIA LANDING SAFELY. **SUPPLEMENTAL REPORT WILL BE SUBMITTED.** (OPEN)