As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PAX DOOR MID DD4 INTERCOSTAL P/N 601R318081-1 HAS EXFOLIATED CORROSION. (C-CHECK) RO 6/21/2020 REMOVED CORRODED PAX DOOR DD4 INTERCOSTAL AND REPLACED WITH NEW REFERENCING SRM AND DWG. LEAK CHECK GOOD. COMPLIED WITH TASK CARD. COMPLETED FORM M-337.