What was found
ON FINAL APPROACH, GEAR DOOR OPEN LIGHT REMAINED ON WITH 3 GREEN INDICATIONS. WENT AROUND ON APPROACH, RECYCLED GEAR, GEAR DOOR OPEN LIGHT EXTINGUISHED. JACKED AIRCRAFT, CYCLED LANDING GEAR SEVERAL TIMES, NO DEFECTS NOTED. OPS CHECKED GOOD, REF AMM 32-60-00.