As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION FOUND ON PASSENGER DOOR INTERCOSTAL P/N# 601R31902-317 COMMON TO DD4. CORROSION IS PRESENT ON MULTIPLE ELEMENTS AND COVERS MORE THAN 40 % OF LENGTH OF THE PART . OUT OF LIMITS REF CRJ200 SRM AND REO. REMOVED AND INSTALLED NEW SERVICEABLE PASSENGER DOOR INTERCOSTAL P/N# 601R31902-317 COMMON TO DD4 REF MHIRJ DRAWING AND SRM. COMPLIED WITH TASK CARD. PRESSURE CHECK GOOD.