As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LH SIDE SEAT RAIL FS 483.00 TO FS 573.00 CORRODED SEVERAL PLACES. (C-CHECK) RO 2/1/2021 REMOVED AND REPLACED SIDE SEAT TRACK IN MAIN CABIN AT FS 483.00 TO FS 573.00 ON LEFT HAND SIDE IAW CRJ 900 AMM 53-00-49-400-801 (CONFIG A07) (SEE CONTINUATION FOR FUTHER DETAILS)