As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE AIRCRAFT WAS IN FOR HEAVY CHECK MAINTENANCE FOUND SHAFT CORRODED ON R2 SERVICE DOOR HANDLE. MAINTENANCE REMOVED AND REPLACED SHAFT ON R2 AFT SERVICE DOOR HANDLE IAW EMB 175 CMM 52-42-22. AIRCRAFT IS OUT OF SERVICE IN HEAVY CHECK.