As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLE FLIGHT#3311 THE CREW REPORTED A LANDING GEAR AIR/GROUND SYSTEM FAILURE AFTER TAKEOFF.THE AIRCRAFT RETURNED TO CLEVELAND AND LANDED WITHOUT FURTHER INCIDENT.MAINTENANCE INSPECTED AND ADJUSTED THE LEFT AND RIGHT MAIN LANDING GEAR WOW PROXIMITY SWITCH FRONT TARGETS.OPERATIONAL CHECKS WERE GOOD.THE AIRCRAFT WAS TEST FLOWN GOOD.RELEASED BACK TO SERVICE.LEFT FRONT TARGET P/N 2309-2137-003