As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHV - DURING C-CHECK LT SIDE DORSAL FIN LWR MOUNTING BRACKET 3RD HOLE FROM REAR HAS ELONGATED HOLE. MAINTENANCE OVERSIZED LT DORSAL FIN LWR MOUNTING BRACKET 3RD HOLE FROM REAR IAW EMB-145 SRM 51-20-03. THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.