As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON PERFORMING A PREFLIGHT INSPECTION OF THE ELEVATOR FOR FREE AND CORRECT MOVEMENT THE ELEVATOR REMAINED STUCK IN THE FULL UP POSITION. PUSHING THE YOKE IN TOWARDS THE INSTRUMENT PANEL WAS NOT POSSIBLE, MINIMUM FORCE WAS USED TO TRY TO FREE THE CONTROL IN ORDER TO AVOID FURTHER DAMAGE OR BENDING OF CONTROL RODS. THE FLIGHT WAS ABORTED. AFTER FURTHER INVESTIGATION THE PROBLEM WAS NARROWED DOWN TO THE LEFT BUNGEE ASSY-TRIM ASSIST, PN 740188-000 WHICH WAS JAMMED.