As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT 5106 MKE/ORD, PILOT REPORTED THAT AFTER TAKING OFF AND UPON RETRACTING THE GEAR THE LANDING GEAR INTRANSIT LIGHT FAILED TO EXTINGUISH. THE AIRCRAFT LANDED IN ORD WITHOUT INCIDENT. MAINTENANCE PERSONNEL CORRECTED THE PROBLEM BY ADJUSTING THE DOWNLOCK SWITCH AND THE RIGGING OF THE GEAR DOORS. AIRCRAFT WAS RETURNED TO SERVICE.