As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
REPLACE LH SIDE SEAT TRACK FS379-FS482 DUE TO OUT OF LIMITS CORROSION (C-CHECK RO 7/7/2021) LH SIDE SEAT TRACK AT APRROX FS379-FS482 FOUND TO BE OUT OF LIMITS. REMOVED AND INSTALLED NEW SEAT TRACK AT APRROX LH FS379-FS482 REF CRJ900 AMM 53-00-49-400-801-A07.