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 RIGHT O/B CF2 SEAT TRACK HAS CORROSION DAMAGE IN 25 AREAS. MAINTENANCE REMOVED AND REPLACED CF2 RIGHT O/B SEAT TRACK IAW EMB 170SRM 51-41-02, 51-42-02 AND 51-43-01. P/N 170-02056-008, AIRCRAFT IS OUT OF SERVICE AND IS STILL IN C CHECK.