As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION AND WEAR ON SEAT TRACKS RBL 9 (1E/A) AND LBL 9 (1E/A) BTW FS349.00 TO FS477.40 AT CABIN PAX. SEAT TRACKS RBL 9 (1E/A) AND LBL 9 (1E/A) BTW FS349.00 TO FS477.40 ARE OUT OF LIMITS PER CRJ-900 SRM 53-21-49-101-001-A01 THEREFORE WERE REPLACED PER AMM 53-00-49