As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
* LH SIDE SEAT RAIL BETWEEN FS913.00 & FS969.00 CORRODED IN MULTIPLE AREAS (MARKED) (C-CHECK RO 8/18/2021) SEAT RAIL ON L/H SIDE BETWEEN FS913.00 AND FS969.00 WAS FOUND TO BE OUT OF LIMITS. REMOVED AND REPLACED SEAT RAIL PN: SH690-37542-1 IAW CRJ 900 AMM 53-00-49-400-801-A07.