As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE (225 KNOTS), LT MLG DOOR OPENED FULLY. GEAR HANDLE WAS IN THE "UP" POSITION. PERFORMED ALTERNATE GEAR EXTENSION AND LANDED WITHOUT FURTHER INCIDENT. ACFT FERRIED FOR REPAIRS. MX REPLACED SOLENOID VALVE. OPS CHECKS GOOD. ACFT RETURNED TO SERVICE.