As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOUND IN COE HEAVY CHECK: LEVEL 2 CORROSION / MINOR REPAIR. EXTERIOR FUSELAGE T2CAS ANTENNA DOUBLER BETWEEN FRAMES 19 & 20 (FORE & AFT) AND STRINGER 19 & 20 (RIGHT TO LEFT) HAS LEVEL 2 PITTING CORROSION. REMOVED DOUBLER AND INSTALLED NEW FABRICATED DOUBLER.