As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IAH - FLIGHT 2876, THE CREW REPORTED A LANDING GEAR AIR GROUND FAIL MESSAGE WITH A THRUST REVERSER DISAGREE MESSAGE. THE AIRCRAFT LANDED AT IAH WITHOUT INCIDENT WHERE MAINTENANCE REMOVED AND REPLACED THE NOSE LANDING GEAR WOW PROXIMITY SWITCH, OPERATIONALLY TESTED WITH NO DEFECTS. THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.