As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) BOTH THRUST LEVERS APPEARED TO STICK (AS IF THEY WERE IN A DETENT) AT FLIGHT IDLE AT TOP OF DECENT. THEY WERE VERY STIFF TO MOVE FORWARD FROM THAT POSITION. STICKING WAS ACCOMPANIED BY AN AUTO THROTTLE DISCONNECT. THROTTLE CLUTCH ASSY REPLACED AND OPERATION CHECKED SERVICEABLE AS PER AMM.