As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED, A BINDING CONDITION WITH THE LEFT ENGINE POWER LEVER CREW ELECTED TO RETURN TO COS. AIRCRAFT LANDED COS WITH NO FURTHER INCIDENT. MAX MX INSPECTED LEFT ENGINE POWER LEVER CABLES, NO DISCREPANCIES NOTED. MAX MX TOOK THE PRECAUTION OF LUBRICATING THE TELEX CABLE ON THE LEFT ENGINE POWER LEVER CABLE. ENGINE GROUND RUNS WERE SATISFACTORY.