As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C-CHECK, FOUND LEVEL 2 CORROSION AROUND ATTACH FASTENERS ON UPPER SURFACE OF LEFT HORIZ STAB L/E OUTBOARD FROM XH 285.00 TO XFS 178.00. CUTOUT DAMAGED AREA. FABRICATED AND INSTALLED FILLERS AND DOUBLERS IAW DER DWG ARW 950051-0969 SRM 51-3-0.