As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLIMBING TO 23,000 FT NR 3 ENGINE VIBRATION WENT TO 1.4 VERIFIED VIBRATION WITH POWER LEVERS. VIBRATION GOT AS HIGH AS 1.7 TO 1.9. SHUTDOWN ENGINE AND RETURNED TO MSP. MAINTENANCE REMOVED AND REPLACED NR 3 ENG IAW TASK 7100-502. OPS CHECK GOOD.