As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LT WING FUEL TANK ACCESS PANEL NR 541DB, CORROSION FOUND IN THE AREA BETWEEN MOUNTING HOLE AND SEAL GROOVE LOCATIONS AND ALSO IN THE LOWER SIDE OF THE PANEL. CORROSION REPAIR CARRIED OUT ON PANEL NR 541DB IAW EA F-2810-135857. (LT WING LOWER SURFACE FUEL TANK ACCESS COVER CORROSION DAMAGE REWORK.) REPAIR IS CLASSIFIED AS MAJOR IAW GMM 6-2-100.