Once the clutch is disengaged, the torque converter allows the engine to rotate devoid of stalling. Although the car is slowing and approaching a stop, the TCC's software is undesirable. Much like the clutch on a handbook transmission, it leads to the engine to stall. The Torque Converter Clutch (TCC) https://deanzyupj.blogminds.com/torque-converter-clutch-things-to-know-before-you-buy-31384316