Problems of Lower release oil force: Engine stall in gear or idle rpm cycling, trans temp increase at idle in push, lower cooler stream, harsh coast downshifts, transmission lube circuit distress. It sits in between the engine and transmission. It's exactly the same function as being the clutch in guide https://torque-converter-clutch86306.nizarblog.com/34413817/everything-about-torque-converter-clutch