As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NUTPLATE DOUBLERS FOR THE AVIONICS DOOR FWD NYLON GUIDES ON THE FS 364 FRAME ARE CORRODED, MARKED. C-CHECK RO 12/26/2020. REMOVED AND REPLACED NUTPLATE DOUBLERS FOR THE AVIONICS DOOR FWD NYLON GUIDES ON THE FS 364 FRAME, REF CRJ900 SRM.