As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING ACCOMPLISHMENT OF BOEING SERVICE BULLETIN 747-54A2182 REVISION 3, CORROSION NOTED ON NUMBER 3 ENGINE PYLON UPPER LINK FORWARD BUSHING. ACCOMPLISHED REPAIR IN ACCORDANCE WITH FLIGHT VEHICLES CONSULTING INC ENGINEERING ORDER NUMBER 20314-1.