As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING D-CHECK INSPECTION, LEFT WING UPPER SKIN CORROSION WAS FOUND IN VARIOUS PLACES BETWEEN WING STATION 554 AND 659. REMOVED ALL CORROSION DAMAGE AND BLENDED THE AREA OUT TO A 63 MICRO INCH FINISH. INSTALLED 35 INCH BY 63.5 INCH .100 7075-T6 DOUBLER IAW EO 9509221. 8110-3 ISSUED BY DER SW-713. (M)