What was found
(CAN) STABILIZER FAULT AND STABILIZER CH 1 STATUS MESSAGES. SHORTLY AFTER, AN AP PITCH TRIM CAUTION MESSAGE. COMPLIED WITH THE AOM-1 PROCEDURES AND CONTINUED TO DESTINATION WITH THE AUTOPILOT DISCONNECTED. APPROXIMATELY 10 MINUTES LATER AND AFTER A DESCENT TO F220 GOT THE STABILIZER TRIM RUNNING AURAL INDICATION, THE AUTOPILOT WAS STILL DISCONNECTED AND THE TRIM SWITCH WAS NOT SELECTED. IMMEDIATELY DISCONNECTED THE STABILIZER TRIM. NOTIFIED ATC OF A FLIGHT CONTROL MALFUNCTION AND ASKED TO DIVERT. COMPLETED THE STAB TRIM CAUTION PROCEDURE IN THE AOM-1 AND MADE AN UNEVENTFUL, FLAPS 20 LANDING.