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Transmission Replaced

Rhino

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SOME trucks are having issues, the majority don't.
I don't want to have to list again all the vehicles that use this same transmission (hint: there are millions out there).
hopefully you are correct but as another has stated not many has hit that milestone yet and to me even a few hitting it is problematic since the truck i came from was a very reliable truck until i got ahold of it and started wheeling it hard lmao but even then it started and drove every single day may have not been exactly straight down the road buuut it made it!
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Jason B

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To really know if the trans is problematic or poor design, someone would need to research all the vehicles since 2017 that used this same exact trans and determine the failure rate. Then determine what is an acceptable fail rate.
Also, someone would need to research failure on 5G Rangers only and see if it tracks with all other vehicles. It is possible that something about the Ranger causes a higher failure rate. Maybe the drive shaft vibrations?
 

Racket

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To really know if the trans is problematic or poor design, someone would need to research all the vehicles since 2017 that used this same exact trans and determine the failure rate. Then determine what is an acceptable fail rate.
Also, someone would need to research failure on 5G Rangers only and see if it tracks with all other vehicles. It is possible that something about the Ranger causes a higher failure rate. Maybe the drive shaft vibrations?
I would imagine Ford would suppress that sort of info. The somewhat narrow production numbers of the 5G means the vast majority of ours have the pre-updated CDF drums that I think are at the core of failures.

Reading the recall articles and TSB on the transmission could be interpreted differently when so many failures are discussed when high performance applications come into the picture. Our trucks aren't capable of half the power some people are putting through the 10R80 and some damage could be attributed to that - but the fact Ford changed the drum design for all of these 10 speed automatics indicates a potential issue.
 

TJC

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I would imagine Ford would suppress that sort of info. The somewhat narrow production numbers of the 5G means the vast majority of ours have the pre-updated CDF drums that I think are at the core of failures.

Reading the recall articles and TSB on the transmission could be interpreted differently when so many failures are discussed when high performance applications come into the picture. Our trucks aren't capable of half the power some people are putting through the 10R80 and some damage could be attributed to that - but the fact Ford changed the drum design for all of these 10 speed automatics indicates a potential issue.
This is where the bearing race actually slipped lowering fluid pressure?
 

Racket

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This is where the bearing race actually slipped lowering fluid pressure?
Seems to be the common observation when reading through Mustang and F150 forums or YouTube. I haven't bothered seeking out other ones like Explorer/Expedition/Lincoln as they are probably smaller and not as well informed as this one.

The valve body is secondary but I think it can benefit from customization - Ford replacing them might indicate those have been changed in production but I imagine they wouldn't want to open that can of worms either if it got out. The only reference I can find is regarding codes P0741 and P1744:

Solution – This 10R80 transmission problem may be caused by a sticking torque converter clutch valve / 10R80 TCC valve inside the valve body. If this is the case, the main control valve body will have to be replaced.

On fordmuscle.com Johnnie Brady (Brady Performance) says that the solenoids in the valve body are magnetic and he installs a Raybestos inline magnetic filter (where?) and claims the transmission runs best below 170° so he takes out the bypass. I've read the best minimum temperature is 150 so I'd be curious how to keep it in range. I don't know what temps the factory bypass operates at or if there are custom units.

This is from prior to 2019 where improperly installed roll pins were also causing issues with going into park - which I haven't heard of here.

So the 10R80 has a history, the good thing is incremental improvement the more units and miles they are on the road.
 
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njdriver19

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Add me to the list.. After 2 1/2 months my ranger is back from the dealer with a freshly rebuilt transmission.. around 78k the trans started really acting up.. thankfully I had the factory extended warranty..
 

Conman50

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Add me to the list.. After 2 1/2 months my ranger is back from the dealer with a freshly rebuilt transmission.. around 78k the trans started really acting up.. thankfully I had the factory extended warranty..
Did Ford offer to cover any cost like with OP?

Just for data purposes, any mods/ really large tires? Was there any service done to it prior to it failing?
 

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Did Ford offer to cover any cost like with OP?

Just for data purposes, any mods/ really large tires? Was there any service done to it prior to it failing?

" thankfully I had the factory extended warranty "
 

njdriver19

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Did Ford offer to cover any cost like with OP?

Just for data purposes, any mods/ really large tires? Was there any service done to it prior to it failing?
I paid $150 warranty deductible I think?? Running factory tune w/ 31.5 in tires.. never changed the fluid.. my driving habits could have contributed a little.. the trans was had it quirks in the earlier miles but you know when you know.. service tech noted scoring on some area which resulted in the old one being a core.. gotta look at paper again.. new trans feels great.. the most annoying part of the process besides the 2 1/2 months time, was the service advisor trying to bull shit me and tell me because my 2wd/4wd shifter knob was bad and causing the transmission to act up.. I had spilled coffee directly on the shift knob and it must have shorted something.. which I knew and I couldn’t shift into 4wd. But the coffee spill and the trans acting up were different time frames.. anyways I bluntly said to service advisor if he could explain how the shift knob would cause the trans to get wonky.. he had no reply.. I had a terrain management fault and no reliable way to shift to 4wd.. “worked sometimes”. But no check engine lights .. which service advisor was quick to point out.. it pisses me off because they know about these 10 speeds..
 

9zero1790

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so do or did any of yall hear a slight whistle or fluid moving hydraulic sound when your 10 speed shifts? i can hear it with every shift after its warm. have to have the window down but its easily heard.
 

9zero1790

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May be just normal variations in the hydraulics. Some “whistle” more than others during shifting. Are you sure it’s not a turbo noise?
i dont think it is turbo waste noise. it does it even when driving gently.
 

ccasanova22

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i dont think it is turbo waste noise. it does it even when driving gently.
Come to think of it, when my 10R80 (original one) was shifting poorly it made this louder than normal whistle (not just the usual shift whistle). Does yours slam 4th gear, have delayed engagement at times (i.e. going up hill the downshifts slip and lurch), and there’s a pause and then the noise?

If so, you’ve described my original 10R80 to a “t” minus the squealing of tires in R which was also a delayed / violent engagement issue.

My newly rebuilt unit does not make any noises nor squeal tires anymore.
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