As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING MAINTENANCE BASE VISIT FOUND THE SERVICE DOOR CUTOUT REINFORCING STRUCTURE HAS CORROSION ON AFT SIDE AROUND LOWER NUT PLATE HOLE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REPAIRED LOWER NUT PLATE HOLE CORROSION IAW AE EO-EM-53MR-1814. THE AIRCRAFT WAS RETURNED TO SERVICE.