As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB OF THE FLIGHT FROM IAD TO ALB, THE CREW NOTED THAT THE LT ENGINE VIBRATION INDICATOR WAS READING IN THE YELLOW ARC. THE CREW COMPLIED WITH THE QRH, SHUT DOWN THE LT ENGINE, AND RETURNED TO IAD. MAINTENANCE PERSONNEL INSPECTED THE SPINNER, FAN BLADES AND PINS. PERFORMED ENGINE VIBRATION CHECKS. ALL SATISFACTORY. THE AIRCRAFT WAS RETURNED TO SERVICE.