As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) CUSTOMER REPORTED THAT DURING TAKEOFF ROLL THE ACFT WAS SHAKING & ALL NR 2 ENG PARAMETERS WERE FLUCTUATING, ERRATIC. THE PILOT ELECTED TO PERFORM IFSD OF NR 2 ENG, TURNED AROUND & LANDED TO THE AIRPORT OF ORIGIN WITHOUT INCIDENT. AFTER LANDING, DURING THE WALK AROUND, CUSTOMER REPORTED FRONT FAN ENG COULD NOT BE ROTATED BY HAND.