As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ZN 250 - SEAT TRACK Y-450 FR37.2-37.3, FR37.4 CORRODED. CORROSION REMOVED AS PER A330 SRM 51-74-00 OUT OF LIMIT AS PER A330 SRM 53-00-15 FIG 102. DAMAGED SEAT TRACK REMOVED AND REPLACED AT ZN250 Y-450 FR37-37.4 AS PER A330 SRM 51-42-11.