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4f27e over 500 psi when cold. is there collateral damage
Posted to Transmission Forum on 3/25/2019 5 Replies

I am pretty sure I have a sticking press regulator valve. When sitting overnight below 38 degrees reverse engagement is severely delayed. When engine is first started line pressure is 212 psi. Shift to reverse and pressure goes to 350 psi, but I don't feel the... Login to read more.

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