As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AVI DOOR INTERCOSTAL IS CORRODED BETWEEN STGR 27 TO STGR 26L. (C-CHECK RO 9/28/2022) REMOVED AND REPLACED INTERCOSTAL IAW CRJ200 SRM 51-42-06 AND 51-42-21. FORM 337 AND MAJOR REPAIR TASK CARD 51-900-1003-SKY COMPLETED AND ATTACHED. NO WEIGHT CHANGE. SEE CONTINUATION CARD FOR DETAILS OF WORK PERFORMED.