As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRSHUTTLE HAD GEAR DISAGREE MESSAGE. NOSE GEAR WOULD NOT RETRACT. AIRCRAFT RETURNED TO AIRPORT. AFTER AN UNEVENTFUL LANDING MECHANIC WAS CALLED. MECHANIC IS TROUBLESHOOTING. MECHANIC REMOVED AND REPLACED THE NOSE STEERING TORQUE LINKS. SWUNG GEAR IAW CRJ AMM. OPS CHECK GOOD.