As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON TAKEOFF TKO E1 VIB ON 1.4. VIBE CLIMBED DURING ACCENT AT 17,500 E2 VIB WENT AMBE AT 1.8. THRUST REDUCED TO CRUISE POWER TO LOWER VIB. GOT VIB REDUCED TO 1.6 THEN WITHOUT INPUT VIB RETURNED TO AMBER 1.8 BOTH REDUCED TO TAKE VIB TO GREEN RANGE AT 1.4 AT 22,000. PERFORMED ENG VIB CHECK ON E1 IAW AMM 71-00-00-720-806M, FOUND WITHIN LIMITS.