As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT DEPARTED KNOXVILLE, TN EN ROUTE TO HAMMOND, LA ON A PART 91 FLIGHT. NEARING FL 330 WHILE CLIMBING TO FL 360, THE CREW REDUCED THE POWER ON BOTH ENGINES TO REMAIN WITHIN OPERATING LIMITS. THE RIGHT ENGINE WOULD NOT RESPOND TO THROTTLE MOVEMENTS AND WAS SHUTDOWN BY MOVING THE THROTTLE TO THE CUT OFF POSITION. THE CREW DECLARED AN EMERGENCY, RETURNED TO KNOXVILLE, AND MADE AN UNEVENTFUL SINGLE ENGINE LANDING. TIME FROM ENGINE SHUTDOWN TO LANDING WAS APPROXIMATELY 20 MINUTES.