As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SEAT TRACK RBL 9 STA 409.00 + 126 TO STA 559+4 FOUND TO BE CORRODED. (C-CHECK RO 4/12/2021) SEAT TRACK RBL 9 STA 409.00 + 126 TO STA 559+4 WAS REMOVED AND REPLACED AS REQUIRED IAW CRJ 200 SRM 53-01-11-400-802. SEE ATTACHED CONTINUATION CARD FOR DETAILS OF WORK PERFORMED.