As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT AILERON - UPPER LEADING EDGE SKIN INNER SURFACE BETWEEN THE PCU ATTACHING LUGS IS GOUGED. (MARKED) (C-CHECK RO 2/26/2023) LH UPPER AILERON LEADING EDGE SKIN OUT OF LIMITS, REPLACED WITH NEW AILERON UPPER LEADING EDGE SKIN REF. CRJ200 SRM 51-42-06 AND SRM 51-42-21 DRAWING CC670-13000 REV -D. COMPLIED WITH TASK CARD 51-900-1003-SKY AND M-337 FORM.