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servicing a 47re transmission

Old Jul 21, 2011 | 12:04 PM
  #31  
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They aren't real expensive, by Dodge standards. $100.00 each, I think, 7 months ago.
Once you have the parts, it's real easy to see where they are and how they are installed in the valve body. That's if you decide to change out.

And if you do..... let the VB drip dry for a few hours, and still have lots of rags handy to keep ATF from getting all over you!
Good luck!

RJ
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Old Jul 21, 2011 | 04:05 PM
  #32  
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the ground I'm talking about doesn't exist normally..

I added one. found the ground wire near the APPS connector and spliced a wire and lead this wire over to the battery.

-dkenny
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Old Jul 21, 2011 | 04:23 PM
  #33  
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Roger that
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Old Jul 21, 2011 | 06:25 PM
  #34  
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Originally Posted by high bid
Ok, thanks Row...plenty of tools to do just about anything. Can one test the sensor?
Ohms range, voltage, etc?
It almost seems as if it's a fluid pressure issue only hunting in low rpms...is there anything to check for that? Thank you for the replies!
The test for the sensor would be done with a DSO (digital storage oscilloscope) like a Snap-On Vantage or Counselor. The pressure can be checked on the tranny but you need a set of three gauges and long hoses so you can check it while driving. Good idea to have someone else drive while you look at gauges. I have never done a 47re so I can't tell you where the test ports are nor do I know the pressures.

Rick
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Old Jul 22, 2011 | 08:38 AM
  #35  
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Thanks Rick! I have a ton of tools but unfortunately not those.
I guess I'm going to order the Governor PSI sensor and a Govenor PSI solenoid, change the filter/fluid and do a band adj. Hopefully this will fix things. I've done all of the other stuff but still hate throwing parts at any repair/fix/problem.
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Old Jul 25, 2011 | 07:41 AM
  #36  
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So I orderd the parts but the more I've thought about it over the weekend, it just seems to be the TQ locking/unlocking. The Gov PSI solenoid is what controls this.....correct?
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Old Jul 26, 2011 | 03:43 PM
  #37  
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If it were me...I would add the ground from near the APPS connector to the battery first..cost is next to nothing. does require tranny parts.

I had the TQ lock/unlock problems.
the ground helped
so did making sure the tranny fluid level was correct.
yes I clean the grounds..replaced the Alt..only because I broke some studs trying to clean it..
the gnd at the APPS helped the most.

-dkenny
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Old Jul 26, 2011 | 03:56 PM
  #38  
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I agree with dkenny, The torque convertor lock/unlock is a well documented problem and it is a cheap check. I don't think the governor has anything to do with the convertor lock. That is determined by the PCM. Which is why the electrical interference problem exists.

Rick
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Old Jul 26, 2011 | 07:11 PM
  #39  
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Thanks to both.
The parts s/b here by this wknd so either way I'm going to change the fluid, filter and install a Transgo TFOD HD shift kit. Will test drive and then note results.
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Old Jul 29, 2011 | 08:26 AM
  #40  
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LOL...parts came in yesterday and the transgo TFOD-HD2 kit when ordered online specifically stated "comes with complete, easy to follow instructions." On the actual instructions in BOLD it states "this is not a diy kit." Doesn't state it's easy to install!!!
Very contradicting statements. After reading the 9pages of instructions I'm not so sure. Don't get me wrong, I am very mechanically inclinded but wow, I can just imagine getting the VB apart having springs fly everywhere and having a dozen checkballs rolling around in my garage. I'm not scared but unless someone tells me otherwise, I'm not so sure I should tackle this tomorrow but rather take it to a trans shop? Thoughts?

Last edited by high bid; Jul 29, 2011 at 08:28 AM. Reason: added text
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Old Jul 29, 2011 | 08:54 AM
  #41  
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Originally Posted by high bid
LOL...parts came in yesterday and the transgo TFOD-HD2 kit when ordered online specifically stated "comes with complete, easy to follow instructions." On the actual instructions in BOLD it states "this is not a diy kit." Doesn't state it's easy to install!!!.......... Thoughts?
Guess I missed some posts. How did you get from Gov Solenoid & Transducer to a Transgo Kit??
Never done one myself but I've read a number of threads where imers had to go back in and redo.....so I wouldn't. But Auto trannys kind of mystify me.... so maybe don't go by my suggestions!

RJ
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Old Jul 29, 2011 | 09:27 AM
  #42  
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I tow and (and will be hauling 16k soon) so I figured I'd have it apart anyhow so I might as well upgrade the VB for $100 more and do it all now. Thanks for the input!
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Old Jul 29, 2011 | 10:58 AM
  #43  
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It is not hard at all. If you are not sure about the ***** just take a picture before dumping them out. Check this link.

https://www.dieseltruckresource.com/...s-t233191.html

Rick
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Old Jul 30, 2011 | 02:16 PM
  #44  
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high bid,
please let us know how it turns out..
are you adding or do you a tranny temp probe? where?
while I don't tow heavy I tow daily. I have a extra cooler to mount but I'm waiting until the temp are in the low 90's. I'm also planning on installing some temp probes..for the tranny, fuel, coolant and other place. all home made stuff.

-dkenny

Last edited by dkenny; Jul 30, 2011 at 02:31 PM. Reason: poor typing..
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Old Jul 31, 2011 | 09:11 PM
  #45  
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Transgo TFOD-HD2

My tranny temp prob is located in one of the passenger side test ports. The main reason I tore into the tranny was because it kept shifting from 2-3 and back and forth under very light throttle. I believe the problem has been fixed and was the Govenor solenoid or the Govenor sensor.

Here's the write up on the Transgo shift kit install. Sorry it's long but there were 9 pages of instructions which I have pdf if anyone needs. Don't be alarmed the first page states, "not for the diy."


I begain the Transgo TFOD-HD2 install yesteday @ 9am and finished around 5pm w/help from a friend. It was very helpful to have someone to hand tools and double check instructions!
Drop the pan taking an atf bath
Remove dirty filter and continued taking atf bath.
Disconnected the two wiring harness on the driver side of the tranny. One I believe is the speed sensor and the other controls the valve body (VB). Disconnect the shift linkage arm and remove the two retainer bolts holding the actuator arms to the shaft that goes into the tranny and ultimately the VB. Begin removing the 10 or so black 7/16th bolts holding the VB in place. Take note some are longer than others and go in specific places.
Once all the bolts are out holding the VB begin lowering it easily, the accumulator and non-tension large spring will probably fall out. The long skinny side goes up into the tranny and the spring goes on the VB side.
You'll find there is a 3/8th rod attached to the top of the VB; there is a small clip on the underside of where it attaches to the VB, remove it and the VB should fall in your lap.
Once the VB is out, follow the Transgo instructions….literally to every word. You’ll reuse some parts, springs and check ***** but replace certain ones. Check ***** are a PITA, so make scribe marks on the VB where they go and when they roll everywhere you’ll know exactly where to put them back!!! If I recall, I believe there was a total of 9 of which instructions show but you’ll want to make certain to reinstall them.
I’d replace both the Govenor Solenoid and the Govenor Sensor at the same time since the VB is out. One is held in place with a plate that is bolted to the VB. The other is held in place with a small clip. I’m sure it would be possible to replace these two items without removing the VB but it was much easier since I had it out already and the sensor problem was my main reason for digging into the trans in the first place.
After replacing spring, check *****, and drilling the VB, reassemble it, double check all the torx bolts and make sure they’re tight. Double check to make sure the electrical connections are attached and secure.
Reinstall the VB rod (not sure actually what it’s called) with the clip. Slide the accumulator with the new spring inside and skinny side going up and fat spring on the bottom side against the VB housing. Once aligned it should easily line up and reinstall all the bolts.
Install new trans filter, pan gasket and fill with approximately 8 quarts of ATF+4. Start truck and let idle in neutral. After a minute or so check fluid level and fill to the correct level. Test drive.
Upon test drive I did notice the shift into second was more firm and noticeable. The 2-3 shifting back and forth was gone and I suspect it to be from changing the two sensors.

Overall, I wouldn't be afraid to do it again!
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