As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) ENGINE VIBRATION DURING CLIMB OUT AND LEVEL FLIGHT (FL230). MAXIMUM VALUE WAS 3.3 MILS. LATER FLUCTUATION BETWEEN 2.3 AND 3.3 MILS. ENGINE SHUT DOWN IN FLIGHT. SINGLE ENGINE OPERATION AS PER QRH. CHANGE LEFT ENGINE. REASON: HIGH N1 VIBRATION.