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 LEFT MLG SIDESTAY ATTACH BOLT CORRODED. MAINTENANCE REMOVED AND REPLACED THE LEFT MLG SIDESTAY ATTACH BOLT IAW EMB 170 CMM 32-11-01. THE AIRCRAFT IS OUT OF SERVICE IN HEAVY CHECK.