What was found
DURING CLIMB, THE AIRCRAFT EXPERIENCED EXCESSIVE VIBRATION. AIRCRAFT DUMPED 120,000 LBS OF FUEL AND RETURNED TO DTW. REPLACED LEFT FORWARD CENTER GEAR DOOR DRIVE LINK AND OPERATIONAL CHECK OK.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING CLIMB, THE AIRCRAFT EXPERIENCED EXCESSIVE VIBRATION. AIRCRAFT DUMPED 120,000 LBS OF FUEL AND RETURNED TO DTW. REPLACED LEFT FORWARD CENTER GEAR DOOR DRIVE LINK AND OPERATIONAL CHECK OK.