As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY CHECK FOUND CORRODED NUTS ON FWD AND AFT SECOND FROM BOTTOM AND MOST LOWER DOOR STOPS ON FWD PAX DOOR. EAMS MAINTENANCE REMOVED LIGHT CORROSION FROM AFT LOWER DOOR STOP AND R & R AFT LOWER STOP NUT, PN NAS509-7 IAW SRM 51-12-02 AND AMM 52-11-23.