As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT MAIN GEAR DISAGREE; LIGHTS ON BOTH ILLUMINATE RED & GREEN AND STAYED ON IN UP AND OFF HANDLE POSITION. RAN QRH; UPON LANDING GOT PSEU LIGHT. OVERHEAD GEAR LIGHT (LEFT) GREEN ENTIRE TIME. REMOVED AND REPLACED L/H MAIN LANDING GEAR RETRACT ACTUATOR PER AMM 32-32-11. OPS AND LEAK CHECKED GOOD.