As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: VERY LOUD AND EXCESSIVE NOISE IN NOSE GEAR AREA DURING GEAR RETRACTION ON TAKEOFF FROM MKE. MAINTENANCE FOUND THE NOSE LANDING GEAR TORQUE LINK CENTER APEX PIN HAD EXCESSIVE PLAY / WORN AND REPLACED IT PER AMM 32-21-00.