What was found
STARTING A CLIMB AT FL250 AND 340 KIAS IN LITE MOD TURBULENCE, NOSE GEAR DOOR LIGHT ILLUMINATED ON FORWARD AND S/O PANEL WITH ASSOCIATED SLIPSTREAM NOISE. AIRCRAFT SLOWED TO 270 KIAS LIGHTS OUT BUT NOISE AND VIBRATION REMAINED AFTER 5 MIN. NOISE/VIBRATION GONE AND AIRCRAFT RETURNED TO NORMAL SPEED. INSPECTED NOSE GEAR DOOR AND LINKAGE. TIGHTENED NOSE WHEEL SNUBBER. ALL PANELS CHECKED GOOD FOR SECURITY. NOSE GEAR DOOR OPERATES NORMAL AND INDICATIONS IAW M/M 32-22-00.