As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOT REPORETED AFTER PUSHBACK NOSE WHEEL STEERING TURN TO THE LEFT IT WAS DIFFICULT AND WAS LIMITED COULD NOT TURN WHEEL TO THE RIGHT WE STOPPED MAINTENANCE COULD NOT DO A QUICK REPAIR AND WE WERE TOWED INTO THE GATE. MAINTENANCE FOUND NOSE STEERING METERING VALVE BAD AND REPLACED. SYSTEM OPERATION IS NORMAL.