As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN)AFTER TAKEOFF LH FORWARD GEAR DOOR FAILED TO CLOSE. GEAR SELECTED DOWN AND LH GEAR FAILED TO EXTEND. ALTERNATE EXTENSION CARRIED OUT. AIRCRAFT LANDED OK. GEAR TESTED ON GROUND OK. LH GEAR AND UPLOCK L UBRICATED. PROBLEM LIKELY CAUSED BY COLD WEATHER CONDITIONS.