As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORRODED SKIN ON MAIN AFT CARGO DOOR LOWER EDGE. TO REPAIR A CORRODED SKIN ON THE LOWER EDGE OF THE MAIN CARGO DOOR AT F/STA 762 AND AT F/STA 798. PERFORM REPAIRS AT LOWER EDGE OF AFT CARGO DOOR PER DC-6 A&B OVERHAUL MANUAL FIGURE 12-22.