As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DFW INFLIGHT T2372/14JUL - CREW REPORTED LT MAIN LANDING GEAR AND LT MAIN LANDING GEAR DOOR UNSAFE INDICATION. RETURNED TO DFW AND LANDED WITHOUT INCIDENT. REPLACED MAIN LANDING GEAR ACTUATORS. SYSTEM GROUND CHECKED NORMAL OPERATION. (S)