As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE, ENGINE SPEED INCREASED UNCOMMANDED ACCOMPANIED BY A MANUAL OVERRIDE LIGHT INDICATION. THE ENGINE WAS SHUT DOWN IN FLIGHT. FOLLOWING TWO UNSUCCESSFUL ATTEMPTS, THE ENGINE WAS RE-STARTED IN FLIGHT AND THE AIRCRAFT CONTINUED TO DESTINATION. P&WC WILL INVESTIGATE THE EVENT AND WILL ADVISE OF ROOT CAUSE ONCE ESTABLISHED.