As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE FLIGHT THE RIGHT ENGINE ROLLED BACK UN-COMMANDED. RIGHT ENGINE FUEL FLOW DROPPED TO 90. FLIGHT CREW SHUTDOWN THE ENGINE, DECLARED AN EMERGENCY AND DIVERTED TO KGRR. SINGLE ENGINE LANDING WAS UNEVENTFUL. MAINTENANCE REPLACED THE RIGHT ENGINE FUEL CONTROL UNIT AND STARTER GENERATOR. SUCCESSFUL GROUND RUNS PERFORMED WITH NO DEFECTS NOTED. AIRCRAFT WAS RETURNED TO SERVICE.