As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CABIN SEAT TRACK LBL24 STA 500D TO 500E + 6 INCHES CORRODED ON UPPER SURFACE. TRANSCRIBED FROM HAECO GSO NR 9280333 REPAIRED SEAT TRACK AT STA 480-500E LBL 24 IAW B737-900ER SRM 53 -00-52 REPAIRED SEAT TRACK AT STA 480-500E LBL24 IAW B737-900ER SRM 53- 00-52 AND UNITED SFR 1033183 REV: O. REF HAECO GSO MECH V935255 INSP QC031