As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TYS - A/C CURRENTLY IN C-CHECK WHEN INSPECTION FOUND BOTH LEFT AND RIGHT AILERON PCA BRACKETS CORRODED AND MIGRATED HAT BUSHIONS. MAINTENANCE REMOVED AND REPLACED BOTH AILERON PCA BRACKETS IAW EC5750-01177. ALL WORK WAS ACCOMPLISHED AND OPS CHECK GOOD AND WILL BE RELEASED AT THE END OF THE CHECK.