What was found
(CAN) PILOT REPORTED THAT THE STEERING TILLER AND THE RUDDER PEDALS DO NOT CENTER WHEN RELEASED, AND THE TILLER STICKS ON HARD TURNS. MAINTENANCE FOUND THE STEERING CABLE TURN BARREL ID TAG HAD SLIPPED FROM THE TURN BARREL, THEREBY RESTRICTING FREE MOVEMENT OF THE CABLE ASSEMBLY. THE TAG WAS REMOVED AND STEERING SYSTEM WAS CHECKED FOR FREE AND FULL MOVEMENT. AIRCRAFT RETURNED TO SERVICE.