How to Diagnose and Fix P0744 Engine Code - OBD II Trouble Code Explain

OBD-II Code P0744 means that the Torque Converter Clutch Circuit is experiencing intermittent issues. The Torque Converter Lockup Clutch creates a solid connection between the engine and transmission so that they rotate at the same speed. When the Transmission Control Module (TCM) detects failure of the Torque Converter to lock the engine and transmission together, it will set code P0744.
1ae8