What was found
DIVERTED, ACFT EXPERIENCE VIBRATION CLIMBING 15,000 FT- 25,000 FT, NO ENGINE ISSUES OR OTHER SYS ISSUES. VIBRATION RETURNED ON FINAL APPROACH DURING DIVERSION. SPEED TAPE REMOVED AND PANEL RESECURED NO DEFECT NOTED. DURING MAINTENANCE PERFORMED TSM 05-50-00810-801A AND FOUND RT AFT NLG DOOR WITH TOO MUCH FREEPLAY. R & R HINGE BUSHING IAW AMM 32-22-13.