As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY CHECK MAINTENANCE FOUND CORROSION ON REAR FUSELAGE EXTERNAL SKIN AROUND AIRCRAFT DATA PLATE, FR 97-98, STR 29L-28R. PERFORMED REPAIR OF DAMAGE TO REAR FUSELAGE EXTERNAL SKIN AROUND AIRCRAFT DATA PLATE AT FR97-98, STRG 29L- 28. BY WAY OF CUTTING OUT THE DAMAGE AND FABRICATING AND INSTALLING A DOUBLER AND FILLER REF SRM 53-30-01/ REPAIR13. A/C REMAINS IN CHECK.