What was found
AIRCRAFT IN BASE MAINTENANCE: CORROSION LEFT WING UPPER SURFACE SKIN BETWEEN RIB 7 AND RIB 8. REPAIRED WING SKIN PER EA 294638.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT IN BASE MAINTENANCE: CORROSION LEFT WING UPPER SURFACE SKIN BETWEEN RIB 7 AND RIB 8. REPAIRED WING SKIN PER EA 294638.