What was found
CLIMBING THROUGH FL370, PITCH TRIM ANNUNCIATOR ILLUMINATED. DISCONNECTED AUTOPILOT & MANUAL TRIM WAS INOPERATIVE. EMER CHECKLIST FOLLOWED, DIVERTED. ON DESCENT 10,000 FT, TRIM WORKED NORMAL. LANDING WAS UNEVENTFUL. REPLACED THE LT & RT ELEVATOR TRIM ACTUATORS. SUCCESSFUL OPERATIONAL CHECKS PERFORMED & ACFT WAS RTS.