What was found
CONTROL CHECK PRIOR TO FLIGHT NORMAL. FLIGHT KBIL - KGPI. NOTHING NOTICED UNTIL ON LAST 1/4 OF APPROACH, NO RESPONSE FROM RUDDER PEDALS. LANDED THE PLANE UNEVENTFUL.ONCE WEIGHT ON WHEELS NOSE STEERING OPERATED NORMALLY. TAXIED, PARKED AND NOTIFIED MOC. GLACIER JET SERVICE OPENED UP PLANE, FOUND LEFT RUDDER CABLE BROKEN.