As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT ENGINE PYLON AFT BULKHEAD LUG BORE HOLE FOUND WITH CORROSION AFTER SPHERICAL BEARING REMOVAL YWN 418. CORROSION AT LEFT ENGINE PYLON AFT BULKHEAD LUG BORE HOLE CARRIED OUT REPAIR IAW EA 1-5440-T0387673, PART 2. REPAIR CLASSIFIED AS MAJOR IAW GMM 6-2-100.