As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT PULLED AGGRESSIVELY TO THE RIGHT DURING TAXI WITH TILLER AND RUDDER PEDALS CENTERED. REMOVED FROM SERVICE. NOSEWHEEL STEERING RVDTS WERE RIGGED, NOSEWHEEL STEERING TILLER POTENTIOMATER FAILED AN OPS TEST AND WAS REPLACED WITH A SERVICEABLE UNIT. TAXIED FROM HANGAR TO GATE, NO DEFECTS. AIRCRAFT RETURNED TO SERVICE.