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That year model did not have a modulator valve on the transmission.
The transmission does not have a vacuum modulator.The transmission does not have a vacuum modulator.
2001 Montana has an electronic transaxle. There is no vacuum modulator. The 2001 Montana has an electronically controlled transaxle. There is no vacuum modulator.
The transmission on a Chrysler Sebring does not have a vacuum modulator.The transmission on a Chrysler Sebring does not have a vacuum modulator.
The transmission in a 1991 Chrysler does not have a vacuum modulator.The transmission in a 1991 Chrysler does not have a vacuum modulator.
On some of the older vehicles the vacuum modulator controlled the shift points of the transmission by using the vacuum supplied from the engine.
The transmission modulator on a 1991 Cadillac Sedan DeVille is typically located on the transmission itself, specifically on the side of the transmission case. It is usually positioned near the rear of the transmission, connected to the vacuum line from the engine. To access it, you may need to raise the vehicle and remove any obstructing components for better visibility. Always consult the vehicle's service manual for precise location and replacement procedures.
I assume your refering to the vacuum modulator which controls transmission shift points. Remove the vacuum hose from the modulator. Using a small screwdriver, turn the screw inside the modulator. It may take several tries to get it right.
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.
There should be an o-ring where the modulator is inserted into the transmission. There should be no fluid where the vacuum line attaches, if so the modulator is bad.
as far as I understand , it does not have a modulator. e4od are electronic. no vacuum shift modulator
If a vacuum modulator has fluid in the vacuum port, it has failed and should be replaced.