As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AVIONICS BAY DOOR FORWARD RIGHT HAND/LEFT HAND SEAL RETAINER CORRODED. C-CHECK RO 10/9/2020. EVALUATED DAMAGE AND FOUND BOTH FWD LT AND RT SEAL RETAINERS OUT OF LIMITS. REMOVED AND REPLACED SEAL RETAINERS, REF CRJ 900 SRM. SEE CONTINUATION CARD FOR DETAILS OF WORK PERFORMED.