As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
* FOUND SURFACE CORROSION ON THE RH SIDE STAY UPPER ATTACH FITTING ALONG THE AFT FACE CENTER WING REAR SPAR(AREA MARKED) (C-CHECK RO 8/18/2021) REMOVED AND REPLACED CORRODED R/H SIDE STAY UPPER ATTACH FITTING ALONG THE AFT FACE CENTER WING REAR SPAR (AS WAS MARKED, P/N CC670-85500-4) IAW CRJ-900 SRM 51-42-06-001-001-A01 AND SRM 51-42-21-001-001-A01 AND BOMBARDIER DWG CC670-85100 REV V