As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PASSENGER DOOR INTERCOSTAL DD5 FWD SIDE FOUND CORRODED LOCATED DRILLED AND INSTALLED NEW SERVICEABLE PASSENGER DOOR FWD INTERCOSTAL DD5 P/N:601R318091-5 IAW CRJ900 SRM 51-40-11-001-001-A01, 51-42-06-001-001-A01 AND 51-42-21-001-001-A01