As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT 7665 ATL TO ORD. ON FINAL APPROACH WHEN THE GEAR WAS LOWERED THE CREW RECEIVED AN EICAS CAUTION MESSAGE STEER FAIL. CREW EXECUTED A GO-AROUND, DECLARED AN EMERGENCY AND LANDED WITHOUT INCIDENT. MAINTENANCE CLEANED AND INSPECTED THE FEEDBACK SENSOR.