As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLIGHT NR 2733, INFLIGHT BOTH POWER LEVERS EXTREMELY DIFFICULT TO MOVE. CONDITION LEVERS OK. POWER LEVERS SUPPOSELY STICKING CONSIDERABLY, EVEN WITH FRICTION LEVER OFF. MAINTENANCE CLEANED CONTAMINANTS OFF OF POWER LEVER AND CONDITION LEVER CONTROL ROD ENDS AT PCU'S ON BOTH ENGINES. OPS CHECK OF POWER LEVERS GOOD AT THIS TIME.