As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
STARTED DESCENT FROM FLIGHT LEVEL 350 AND LEFT THROTTLE STUCK AT 80 PERCENT N2. THROTTLE FREED UP PRIOR TO LANDING. MAINTENANCE DISASSEMBLED LEFT THROTTLE CABLE, CLEANED AND LUBRICATED INNER ELEMENT. ALSO FOUND CABLE CLAMPED IN A WAY CAUSING MISALIGNMENT. REPOSITIONED CLAMPS.