As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKE OFF RECEIVED STEERING IN-OP CAUTION MESSAGE, RAN QRH, RETURNED TO FIELD AND LANDED. LANDED WITHOUT NWS. FLIGHT 3126 CLOSED THIS DISCREPANCY WAS TRANSFERRED TO CAMP ITEM 20065245 WITH THE FOLLOWING CORRECTIVE ACTION: "FOUND B1 CODE 007460 NGDL DISAGREE. THIS MESSAGE IS RELATED TO AND CAUSED BY THE GEAR DISSAGREE. SEE ML 20065246 FOR GEAR DISAGREE CORRECTIVE ACTIONS. NWS OPS CHECKS GOOD AT THIS TIME REFERENCING AMM."