As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
*** WHILE AIRCRAFT WAS OUT OF SERVICE FOR HEAVY CHECK *** MAINTENANCE FOUND LEVEL 2 CORROSION ON FWD CARGO DOOR CUT OUT STRUCTURE ( FWD AND AFT DOUBLERS)THEY REMOVED AND REPLACED DOUBLERS IAW EMB 170 SRM 51-41-02, 51-43-02. AIRCRAFT REMAINS OUT OF SERVICE FOR HEAVY CHECK COMPLETION.