As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION FOUND ON PASSENGER DOOR CENTER INTERCOSTAL DD3. (C-CHECK RO 6/04/2021) REPLACED PAX DOOR INTERCOSTAL DD3 REF CRJ-700 SRM 51-42-06-001-001-A01, 51-42-21-001-001-A01 AND DWG 601R31702 REV -N. COMPLIED WITH TASK CARD 51-900-1002-SKY.