In the event the clutch is disengaged, the torque converter will allow the motor to rotate without the need of stalling. Whilst the car or truck is slowing and approaching a halt, the TCC's software is unwanted. Such as clutch on the handbook transmission, it causes the motor to stall. https://torqueconverterclutch08517.blogozz.com/33367778/torque-converter-clutch-an-overview