As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
*SERVICE DOOR SURROUND SILL UPPER FLOOR ATTACH ANGLE HAS SEVERAL AREAS OF CORROSION (MARKED) (C-CHECK RO 1/19/2022) INSTALLED NEW SERVICE DOOR SURROUND SILL UPPER FLOOR ATTACH ANGLE P/N SH670-31986-1 AT FS310 - FS349 REF DWG NO. SH670-31950 REV -Y AND CRJ900 SRM51-42-06-001-001-A01 / COMPLIED WITH TASK 51-900-1002-SKY