As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION FOUND ON PAX DOOR INTERCOSTAL DD2 COMMON TO FORMER FS311.75 (C-CHECK RO 1/7/2022) REMOVED AND REPLACED INTERCOSTAL DD2 P/N 601R318051-1S WITH A NEW UNIT IAW CRJ700 SRM 51-42-06-001-001-A01 REVISION 38: JUL 25/2020, AND BOMBARDIER DRAWING 601R31702 REV. N. COMPLIED WITH TASK CARD 51-900-1002-SKY. SEE CONTINUATION FOR WORK ACCOMPLISHED. LEAK CHECK GOOD.