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Re: 4L60E No Cooler Flow?
Posted to Transmission Forum on 11/8/2018

I'd take loose the return line at the transmission, crank it up and see if it flows there. (Into a catchpan) If not then my first suspect would be a stuck TCC control valve in the valve body. If no flow then I'd pop the pressure line and see if fluid is being ... Login to read more.