As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT LEFT OVERWING EXIT HAS HIGH PITCH WHINE. REPORTED BY F/A. REMOVED LEFT AFT HATCH AND CLEANED AND INSPECTED STRUCTURE AND SEAL. NO DAMAGE. PRESSURIZED AIRCRAFT AFTER REINSTALLING HATCH AND NO NOISE OR DEFACT NOTED. ACFT OK FOR SERVICE IAW AMM 52-21-11-000-001-A, 52-21-11-400-001-A, AND 05-53-00-780-003-A01