As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PASSENGER DOOR INTERCOSTAL FROM FS320.16 TO FS327.76 AT DD7A IS CORRODED. (C-CHECK RO 10/07/2021) REMOVED AND REPLACED PAX DOOR INTERCOSTAL DD7A IAW CRJ 200 SRM 51-42-06. COMPLETED TASK CARD 51-900-1003-SKY AND ATTACHED COMPLETED FORM 337. NO WEIGHT CHANGE NOTED.