As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCI - FLIGHT 2437, THE CREW REPORTED A LANDING GEAR AIR GROUND FAILURE MESSAGE ON EICAS WITH THE GEAR IN THE DOWN POSITION. THE AIRCRAFT RETURNED TO MCI WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE APPROVED A FERRY FLIGHT TO IAH WHERE MAINTENANCE REMOVED AND REPLACED THE LEFT MLG WEIGHT ON WHEELS PROXIMITY SWITCH, OPERATIONALLY TESTED WITH NO DEFECTS, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.