As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SEAT TRACK BETWEEN FS693 AND FS838 RBL 9 HAS MULTIPLE AREAS OF CORROSION. (C-CHECK RO 8/18/2021) REMOVED CORROSION AND FOUND REWORKED AREA TO BE OUT OF LIMITS. INSTALLED NEW SEAT TRACK RAIL AT FS693 TO FS838 RBL9 REF, CRJ 900 AMM 53-00-49-400-801-A07