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same as engine vacuum.

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Q: How much vacuum pressure is at the modulator valve on a th400 at idle?
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Related questions

What does a vacuum modulator do?

A vacuum modulator is used to apply pressure to the throttle valve. The modulator senses the pressure from the manifold and increases when the engine is under a heavier load.


Does the transmission have a modulator valve?

as far as I understand , it does not have a modulator. e4od are electronic. no vacuum shift modulator


Should the modulator valve have transmission fluid in it?

If a vacuum modulator has fluid in the vacuum port, it has failed and should be replaced.


Location of the vacuum modulator valve on a 1992 Chevy 1500 pickup?

That year model did not have a modulator valve on the transmission.


What is function of modulator valve?

The modulator valve uses hydrological pressure to shift a transmission !


Which way do you turn the screw on modulator valve On a 350 turbo trans to make it shift quicker on low vacuum?

the modulator valve does not have a screw, however, the modulator located outside the modulator valve may or may not have one.


Where is the vacuum modulator on a 93 Chevy truck?

That transmission is electronic controlled. No need for a modulator valve.


Does a 2003 Jeep Grand Cherokee have a vacuum on the modulator valve?

Chrysler transmissions do not have modulator valves.


How do you check to see if you have vacuum on the modulator valve?

Remove hose and attach a vacuum gauge


How do you check modulator valve 1980 Ford F-150?

Remove the vacuum hose from the modulator valve. If you see any fluid in the valve or the hose, it is defective.


Where is the transmission modulator valve in 2000 Monte Carlo SS?

The vacuum modulator is on the front of the transmission. The modulator is a round valve and should have a steel line running from the top of the engine(next to the throttle body) down to the valve.


Where is the vacuum modulator valve in a 2001 impala?

The 2001 Chevy Impala vacuum module can be found on the back of the engine. The vacuum module valve will be near the top of the engine.