As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT DEPARTURE, LT MAIN GEAR FAILED TO RETRACT. THIS WAS VERIFIED BY THE TOWER. CREW RETURNED AIRCRAFT TO DEPARTURE AIRPORT WHERE A LANDING WAS MADE WITHOUT INCIDENT. REMOVED AND REPLACED AFT RADIUS ROD ON OB DOOR LT MAIN WHEEL WELL. DOOR FIT AND OPS CHECK, OK. AIRCRAFT WAS RETURNED TO SERVICE.