As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING APPROACH, THE LEFT WING LANDING GEAR WOULD NOT EXTEND. RECYCLED LANDING GEAR AND UTILIZED ALTERNATE LANDING GEAR EXTENSION. AIRCRAFT LANDED WITHOUT INCIDENT. REPLACED THE LEFT WING LANDING GEAR RETRACT ACTUATOR AND DOWNLOCK ACTUATOR, OPERATIONAL CHECK GOOD.