As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PAX DOOR MID INTERCOSTAL DD4 HAS EXFOLIATED CORROSION (C-CHECK) RO 5/10/2020 REMOVED AND INSTALLED NEW PAX DOOR MID DD4 INTERCOSTAL. REF SRM AND BOMBARDIER DWG. LEAK CHECK GOOD. REF CRJ-900 AMM. COMPLIED WITH SKYWEST TASK CARD. SEE CONTINUATION CARD FOR DETAILS.