What was found
APPROXIMATELY 45 MINUTES INTO FLIGHT, BOTH ENGINE STACKS (N1, ITT, N2 AND WF) ROLLED BACK AND FORTH FOR SEVERAL MINUTES THEN OCCASSIONALLY FLUCTUATED DURING REST OF FLIGHT.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
APPROXIMATELY 45 MINUTES INTO FLIGHT, BOTH ENGINE STACKS (N1, ITT, N2 AND WF) ROLLED BACK AND FORTH FOR SEVERAL MINUTES THEN OCCASSIONALLY FLUCTUATED DURING REST OF FLIGHT.