As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON LH SIDE SEAT RAIL BTW FS379.00 - FS669.40 (4 EAS) AT PASSENGER CABIN. LH SIDE SEAT RAIL BTW FS379.00 - FS669.40 (4 EAS) AT PASSENGER CABIN WERE EVALUATED OUT OF LIMITS PER CRJ900 SRM 53-21-49-101-001-A01 AND CRJ900 SRM 53-31-49-101-001-A02 AND WERE REPLACED PER CRJ900 AMM 53-00-49 (CONFIG. A12)