As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SUSPECTED SURFACE FRETTING CORROSION ON LT WING FUEL TANK ACCESS PANEL 524CT. ACFT DOWN FOR C-CHECK. REMOVED CORROSION FROM PANEL 524CT IAW RD 8/4-57-442. NDT PERFORMED ON PANEL 524CT CONFIRMED CRACK FREE AND FOUND TO BE WITHIN LIMITS PER RD 8/4-57-442, MINIMUM THICKNESS REMAINING IS .120". ALODINED AND PRIMED LANDING PLATE FOR PANEL 524CT IAW RD 8/4-57-442.