As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING THE 2 YEAR INSPECTION, THE AISLE RIGHT SIDE SEAT TRACK BL0 WAS FOUND TO HAVE AREAS OF CORROSION FROM STA 294.0 TO STA 325.0 BEYOND ALLOWABLE LIMITS PER SAAB SRM. THE AISLE RIGHT SIDE TRACK WILL BE REPLACED WITH A NEW SEAT TRACK SECTION IAW MESABA EO#S53060 ON MM409#223591.