What was found
STL - FLIGHT 2486, THE CREW REPORTED A LANDING GEAR AIR/GROUND FAILURE ON TAKEOFF. THE AIRCRAFT RETURNED TO STL WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED THE AIRCRAFT, SERVICED THE LEFT HAND MAIN LANDING GEAR SHOCK ABSORBER, OPERATIONALLY CHECKED WITH NO DEFECTS, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.