As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT CARGO DOOR SILL CORRODED MULTIPLE PLACES BETWEEN F.S. 1000 - F.S. 1047 REMOVED AND INSTALLED NEW AFT CARGO DOOR SILL PN P/N MM670-35655-003 IAW CRJ700 SRM 53-61-23-201-001-A01 AND CRJ700 SRM 51-42-13-001-001-A01 AND CRJ700 SRM 51-45-00-001-001-A01 AND CRJ700 SRM 51-42-15-001-001-A01