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 HORIZONTAL STAB LEADING EDGE HAS CORROSION (LEVEL 2 LOCAL) AT UPPER AND LOWER SURFACE AROUND RIVETS. MAINTENANCE REMOVED CORROSION BY POLISHING THE HORIZONTAL STAB L/E IAW THE POLISHING TYPICAL REPAIR EC5530-01116 REV D. THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.