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 CF3 LEFT CENTER UPPER SHEET CORRODED AT FRAME 87. MAINTENANCE REMOVED AND REPLACED THE CF3 LEFT CENTER UPPER SHEET IAW EMB 190 SRM 51-41-01. THE AIRCRAFT IS OUT OF SERVICE IN HEAVY CHECK.