What was found
FLIGHT 5620 - EN ROUTE CVG-YUL RECEIVED A LEFT WINDSHIELD CAUTION MESSAGE, FLIGHT RETURNED TO CVG. REPLACED THE LEFT WINDSHIELD HEAT CONTROLLER.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLIGHT 5620 - EN ROUTE CVG-YUL RECEIVED A LEFT WINDSHIELD CAUTION MESSAGE, FLIGHT RETURNED TO CVG. REPLACED THE LEFT WINDSHIELD HEAT CONTROLLER.