As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT DURING HEAVY MAINTENANCE CHECK (PAX DOOR DETAILED INSPECTION) THE PAX DOOR FORWARD AND AFT BOTTOM CORNERS WERE FOUND TO BE CORRODED. BOTH PARTS WERE REPLACED IN ACCORDANCE WITH COMAIR ENGINEERING AUTHORIZATION EA 10-5210-00499. OK FOR RETURN TO SERVICE.