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Re: 4l60e transmission pressures
Posted to Transmission Forum on 3/14/2020 4 Replies

HI Jeff, the PCS is only able to reduce operating pressures. The normal position (no power) is full pressure and the PCM is controls the amount of reduction by adding more power to the solenoid. IF the PCS is stuck, you should not be seeing any change in press... Login to read more.

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