As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
YYC: LT UPPER WING, FUEL DRY BAY ACCESS HOLE REBATES HAVE LIGHT SURFACE CORROSION ON UPPER MATING SURFACE FROM STA YW191.200 TO YW443.019. MAINTENANCE REPAIRED IAW SRM 57-20-30 TASK 57-20-30-320-802, NDTM PART 6, 51-00-05, AND SRM 57-20-30 TASK 57-20-30-320-802.