What was found
CENTER FUSELAGE III - LH AFT SEAT TRACK AFT END CORRODED AS MARKED. (MAJOR REPAIR) (LEVEL 2 CORROSION). BLENDED CORRISION ON LH AFT SEAT TRACK AFT END REF E175 SRM 51-10-03. CORROSION ON SEAT TRACK IS IN A NO DAMAGE ALOW AERA SEAT TRACK FOUND TO BE OUT OF LIMITS PER E175 SRM 53-23-10/AD01. REMOVED LH AFT SEAT TRACK PER EMB 175 SRM 51-40-08. LOCATED, DRILLED, AND TREATED HOLES ON NEW LH AFT SEAT TRACK PN: AE170-86081-005 PER EMB 175 SRM 51-40-02, AND EMB 175 SRM 51-23-04. RESTORED FINISH ON AFT L/H SEAT TRACK PER ETN-EJ-51-015, EMB 175 SRM 51-23-06, AND EMB 175 CPM 51-25-00-910-001-A. REMOVED AND REPLACED LH AFT SEAT TRACK PER EMB 175 SRM 51-40-08.