As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING MAINTENANCE INSPECTION FOUND THE CARGO DOOR LOWER SILL CORRODED. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE CARGO DOOR LOWER SILL IAW EMB SRM 51-40-02 AND ETN# ETN-EM-53-224. THE AIRCRAFT WAS RETURNED TO SERVICE.