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- - Manifold Pressure switch.. (https://www.cadillacforum.com/forum/transmission-tech-56/manifold-pressure-switch-17581/)

kickasscadillac

05-29-2017 12:06 AM

Manifold Pressure switch..

What does the "Manifold Pressure Switch" do thats mounted on the valve body of a 4T80E transmission??

slowroll

06-02-2017 04:52 PM

tells the pcm what actual gear transmission is in. Not like the PRNDL which indicates where the shifter is.

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