As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLE FLIGHT 2266, THE CREW REPORTED THE LANDING GEAR WOULD NOT RETRACT AFTER TAKEOFF. THE AIRCRAFT RETURNED TO CLE AND LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED AND REPLACED THE LANDING GEAR CONTROL MODULE AND THE LANDING GEAR ELECTRONIC UNIT. TEST FLIGHT WAS PERFORMED AND NO DEFECTS WERE FOUND. THE AIRCRAFT WAS RELEASED FOR SERVICE. P/N LANDING GEAR MODULE: 7-45550-3, S/N:0164 CSO:9073, TSO:11880.