As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SEAT TRACK AT RBL 9 BETWEEN F.S. 409.00 +128 AND F.S. 559.00 HAS CORROSION IN SEVERAL LOCATIONS. (C-CHECK) RO 2/20/2020 REMOVED DAMAGED SEAT TRACK FROM RBL 9 BETWEEN FS STA 409.00+128 AND FS STA 559.00. FABRICATED NEW SEAT TRACK SECTION. INSTALLED NEW SEAT TRACK SECTION AT RBL 9 BETWEEN FS STA 409.00+128 AND FS STA 559.00 IAW CRJ200 SRM.