As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 3833 THE CREW REPORTED THAT DURING THE CLIMBOUT AT APPROXIMATELY 15000 FEET, RECEIVED AN "ELEVATOR SPLIT" CAUTION MESSAGE. THE CREW PERFORMED THE AIRCRAFT OPERATIONS MANUAL VOL 1 PROCEDURES AND ELECTED TO RETURN TO ORD. THE AIRCRAFT LANDED WITHOUT INCIDENT. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE RIGHT ELEVATOR POSITION TRANSMITTER IAW AMM 27-34-10. A. THE AIRCRAFT WAS RETURNED TO SERVICE.