As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FUSELAGE FRAME STATION 73 LEFT AND RIGHT WING ATTACH FITTING SEVERELY CORRODED DUE TO DISSIMILAR METAL CORROSION STEEL/ALUMINUM. PART IS CORRODED BEYOND ECONOMICAL REPAIR. REPLACEMENT IS REQUIRED. THIS IS FOLLOWING UP ON SPECIAL AIRWORTHINESS INFORMATIONAL BULLETIN SAIB AIR-21-10 DATED JUNE 29, 2021. THIS WAS NOTICED ON FUSELAGE SIDE FROM INTERIOR REMOVAL.