As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: AFTER T/O BEFORE L/G RETRACTION, NOSE GEAR VIBRATION WAS EXCESSIVE. FOUND RIGHT AFT NOSE GEAR DOOR HINGE ARM UPPER HOLE FED HINGE WORN. REMOVED AND REPLACED RIGHT FWD HINGE ARM RIGHT AFT NOSE GEAR DOOR IAW AMM 32-22-13-400-001.