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Automatic Transmissions A Short Course on How They Work ...

www.carparts.com/transmission.htm

It does this through various gear combinations. ..... The Vacuum Modulator monitors engine vacuum by a rubber vacuum hose which is connected to the engine.

Transmission Vacuum Modulator | Auto Parts Warehouse

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How does a transmission vacuum modulator work? It works by measuring load hand in hand with a diaphragm. Once there's a shift regarding the weight of the ...

Transmission Pressure: Governor Regulator Modulator Throttle Valves

www.freeasestudyguides.com/transmission-pressure-control.html

Some of these have been replaced or work together with electronic controls. ... Some transmissions use a vacuum modulator or throttle linkage to control the ...

What Is a Transmission Vacuum Modulator Valve? | eHow

www.ehow.com/facts_6948943_transmission-vacuum-modulator-valve_.html

The transmission vacuum modulator valve determines how much load is on the ... If the modulator valve is not working properly, the transmission will not shift ...

www.ask.com/youtube?q=How Does a Vacuum Modulator Work&v=ram2Ni0aUPM
Feb 17, 2015 ... Transmission modulators act as a vacuum kickdown valve which is ... thanks,i did change the fluid and filter,i might change the modulator valve,if they don't work,it ... BUT if it does, the RPM sounds high and it jerks into 2nd.

Ford Questions - Vacuum modulator c4 tranny this one does not ...

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Jul 6, 2013 ... Vacuum modulator c4 tranny this one does not have a bracket? - How do i ... And finally after the third day I screwed it out that was lots of work.

Automatic Transmission & Torque Converter FAQ - TCI® Auto

www.drivenracingoil.com/tc/auto-trans-faq/

What does the term "Lock-Up" mean? ... Doesn't my vehicle need an onboard computer (ECM) to work these newer ... What does the vacuum modulator do?

Symptoms of a Bad or Failing EGR Vacuum Modulator | Advice from ...

www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-egr-vacuum-modulator

Jan 7, 2016 ... The EGR vacuum modulator is a component found on some EGR systems. ... How Long Does a Cruise Control Vacuum Reservoir Last?

How Long Does an EGR Vacuum Modulator Last? | Advice from ...

www.yourmechanic.com/article/how-long-does-an-egr-vacuum-modulator-last

Jan 14, 2016 ... Not only does the EGR (exhaust gas recirculation) system in your vehicle ... true, every single component in the system has to be in top working order. ... The EGR vacuum modulator plays its own role in the EGR system, and ...

www.ask.com/youtube?q=How Does a Vacuum Modulator Work&v=4ySIaM3gsy8
Jun 13, 2013 ... Ford C6 Vacuum Modulator Replacement ... I have a 1996 mercury mystique and it does,nt shift automatically you ... All the color differences are are the different shift points, softer to firmer etc but the green one will work fine.
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Automatic Transmissions: Valves and Modulators - How Automatic ...

auto.howstuffworks.com

How Automatic Transmissions Work. by Karim Nice Auto ... Other cars use a vacuum modulator to apply pressure to the throttle valve. The modulator senses the ...

How to Detect and Replace a Faulty Transmission Valve - CarsDirect

www.carsdirect.com

All of this enables your transmission to work properly and avoid damaging your ... Reconnect the vacuum hose to the transmission modulator valve and the ...

Solving Transmission Problems - EricTheCarGuy- Stay Dirty! - Page ...

www.ericthecarguy.com

Learn the basics of how manual and automatic transmissions work, and find ... The modulator takes this vacuum signal and helps tell the transmission when to ... Transmission fluid also does a good job of cleaning out your engine, by the way.