As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
HN00183023 DISCREPANCY: AFT CARGO DOOR SILL CORRODED ON UPPER SURFACE WHERE IT IS IN CONTACT WITH FLOORBOARD. CORRECTIVE ACTION: REMOVED CORRODED LOWER SILL. INSTALLED NEW SERVICEABLE AFT CARGO DOOR LOWER SILL PN: (MM670-35655-003) IAW CRJ700 SRM 51-42-13-001-001-A01, SRM 51-42-06-001-001-A01, SRM 51-42-21-001-001-A01. MM670-35655-003