As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
HEAVY CHECK / MAJOR REPAIR: TOP OF LEFT WING SKIN CUTOUT WHERE PANEL 622CT SITS BETWEEN BL 1210R - 1625R HAS FRETTING AND LEVEL 2 CORROSION (LENGTH .5", WIDTH 6", DEPTH .53"). SUBMIT TO ATR FOR REPAIR INSTRUCTIONS TO TOP OF LEFT WING SKIN CUTOUT WHERE PANEL 622CT SITS BETWEEN BL 1210R - 1625R. REPAIR PER ATR SRAS.