As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOT REPORTED THAT ON FIRST ATTEMPT TO LOWER GEAR ON APPROACH TO KAGC HE DID NOT GET A GREEN LIGHT ON THE LT MLG. HE RECYCLED THE GEAR & ALL GEAR EXTENDED NORMALLY. JACKED THE AIRPLANE & WAS ABLE TO DUPLICATE THE SQUAWK ON ONLY 1 RETRACTION OUT OF SEVERAL ATTEMPTS. THE LT MLG ACTUATOR WAS REPLACED & THE GEAR WAS CYCLED 30 TIMES WITHOUT FAILURE. THE AIRPLANE WAS LEAK CHECKED, REMOVED FROM JACKS & RETURNED TO SERVICE.