As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCN - DURING C6 CHECK DISCOVERED LEVEL 2 CORROSION ON THE AFT CARGO DOOR OPENING SILL LIP, AT FR 55+2 AND STR 28R. NO CORROSION REMOVAL LIMITS WERE FOUND IN THE AIRBUS SRM. MAINTENANCE REMOVED AND INSTALLED NEW AFT CARGO DOOR OPENING SILL LIP IAW AIRBUS 320 SRM 51-42-11 FIGURES 2, 3 AND 4.