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 PASSENGER CABIN LT INBD SEAT TRACK HAD LEVEL 2 CORROSION AT MULTIPLE LOCATIONS BETWEEN FR 47 - 58. MAINTENANCE REMOVED AND REPLACED SEAT TRACK PN 170-02080-417 IAW SRM 51-40-08 AND DRAWING 170-02080-417