As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHV - DURING C-CHECK SERVICE DOOR CENTER SILL HAS CORRODED NUT PLATES AT FRAMES 20-22. MAINTENANCE REMOVED AND REPLACED SERVICE DOOR CENTER SILL NUT PLATES IAW EMB-145 SRM 51-40-09 AND CPM 51-21-07. THE AIRCRAFT WAS RELEASED FOR RETURN TO SERVICE.