As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
HEAVY CK COE / MAJOR REPAIR: LOWER SKIN MOUNT SURFACE FOR DME 2 ANTENNA HAS TOOLING MARKS BY THE FORWARD LT NUT PLATE. BLENDED TOOLING MARKS BY FWD LT NUT PLATE AT DME 2 ANTENNA; FABRICATED AND INSTALLED REPAIR DOUBLER & MATCHED DRILLED SKIN, INSTALLED DME ANTENNA.