As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BS 365.25 - 418 RBL 45.5 SEAT TRACK SUPPORT FOUND CORRODED FROM UPPER SURFACE THROUGH LOWER SURFACE AT BS 365 - 370 AND CORROSION FOUND AT LOWER SURFACE AT BS 372 AROUND FASTENER HOLES. R & R WITH NEW SEAT TRACK SUPPORT IAW DWG 141N5130, SHT 6, REV A. REPAIR IS MAJOR.