What was found
IAH - FLIGHT 2836, THE CREW REPORTED AN AIR GROUND FAIL MESSAGE ON EICAS AFTER T/O THAT REMAINED ON DURING THE ENTIRE FLIGHT. THE AIRCRAFT LANDED AT IAH WITHOUT INCIDENT WHERE MAINTENANCE INSPECTED THE AIRCRAFT, OPERATIONALLY TESTED THE AIR GROUND SYSTEM WITH NO DEFECTS NOTED, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE. (A)