As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LT MAIN GEAR DID NOT RETRACT ON TAKEOFF (CONFIRMED BY INDICATOR LIGHTS, TOWER AND WIND NOISE). AFTER ABOUT 2 MIN RETRACTED BY ITSELF, WITHOUT US CYCLING THE GEAR. REMOVED LT MAIN GEAR UPLOCK SWITCH DUE TO HIGH RESISTANCE. INSTALLED NEW SWITCH AND ADJUSTED IAW MM 32-61-00, OPS CHECKED GOOD.