As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE AIRCRAFT WAS IN HEAVY CHECK MAINTENANCE FOUND THE NUT PLATE HOLDER ON FORWARD CARGO DOOR CUTOUT CORRODED. MAINTENANCE REMOVED AND REPLACED THE NUT PLATE HOLDER IAW EMB 170 SRM 51-41-02. THE AIRCRAFT IS OUT OF SERVICE IN HEAVY CHECK.