As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PASSENGER DOOR. AFT DOOR STAIRS HANDLE ARM CUT-OUT CORRODED ON THE FLOOR SUPPORT ANGLE. (C-CHECK RO 4/26/2023) REMOVED AND INSTALLED NEW AFT DOOR STAIR CUP IAW CRJ 200 SRM 51-42-06 AND DWG 601R31527 REV. AM. COMPLIED WITH SKYWEST TASK CARD 51-900-1003-SKY.