As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOUND CORROSION ON PAX DOOR INTERCOSTAL,DD5 PART # 601R318091-5. (C-CHECK RO 8/18/2021) REMOVED AND REPLACED WITH NEW PAX DOOR INTERCOSTAL,DD5 REF DWG 601R31702 REV. N AND CRJ 900 SRM 51-42-06-001-001-A01. LEAK CHECK GOOD / COMPLIED WITH SKYWEST FORM M-337 / COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY (CL 600 2D24) STRUCTURAL MAJOR REPAIR