As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MECHANICALLY BLENDED AREAS OF BUBBLING PAINT AND CORROSION FROM MAIN CABIN DOOR STRUCTURE, LOCATED UNDER MOVABLE STEP BETWEEN THE TWO CENTER ATTACH POINTS, PERFORMED NDT AN REPORTED FOR REPAIR DISPOSITION. CLEANED, TREATED, AND PRIMED BLENDED AREAS IAW TEXTRON REPAIR MEMO.