As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PASSENGER DOOR INNER SKIN IS CORRODED BETWEEN DATUM AND DD1A FS313-FS320. INSTALLED NEW INNER SKIN P/N 601R318024-7 IAW CRJ 700/900 SRM 51-42-06-001-001-A01,51-42-13-001-001-A01,51-42-15-001-001-A01,51-42-21-001-001-A01,51-42-22-001-001-A01.