As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
HMV AT SAA, CORROSION WAS FOUND ON THE EXTERNAL SKIN AT THE DME ANTENNA MOUNT AT STA 690, BL 0. THE CORROSION WAS REMOVED AND A REPAIR WAS INSTALLED WITH BOEING APPROVAL. LFEC INSPECTIONS ARE REQUIRED BEGINNING AT 37,500 CYCLES AND EVERY 3000 CYCLES THEREAFTER.