As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LAX - INFLIGHT UNABLE TO RAISE LANDING GEAR AFTER TAKEOFF. NOSE STEERING WAS MOVABLE BOTH DIRECTIONS. AIRPLANE GROUND SHIFT DID NOT OCCUR. GEAR HANDLE WOULD NOT RAISE. FOUND NOSE LANDING GEAR GROUND SENSING MECHANISM ATTACH BOLT SHEARED AT LOWER SPRING BRACKET. REPLACED BOLT AND CYCLED GEAR. SYSTEM GROUND CHECKED NORMAL OPERATION.