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6L80E into a 4th gen swaps

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Old Sep 10, 2020 | 06:35 PM
  #21  
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Originally Posted by kdick91
Awesome reply, thank you! Are you running a modified T56 crossmember? I looked in to the TCM-2650 (same thing, but newer) but on the website it says 'standalone controller' and further down in the description it says 'not a standalone controller'. Are you using this controller with a factory style 0411 ECU?
I used the same crossmember I had and welded a piece onto it where the transmission mounts and drilled it. I am running the factory computer I just tied all the wires in as needed. They are easy to find if you just look up the pin code for your computer. You’ll need to hook up you throttle position sensor as well. It is way easier than people think. Just take your time. They give you a computer program and a USB code it plugs right into your laptop. Then it downloads the TCM of your transmission and you enter in tire size rear differential gears throttle position voltage at idle and full throttle . Then from there you can customize shift points etc. Where I had trouble was the USB cord is not picking up the signal. I just haven’t got back to it as this is my busy season so I will get after it in the winter.
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Old Sep 10, 2020 | 06:40 PM
  #22  
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Originally Posted by Ls3steve
I used the same crossmember I had and welded a piece onto it where the transmission mounts and drilled it. I am running the factory computer I just tied all the wires in as needed. They are easy to find if you just look up the pin code for your computer. You’ll need to hook up you throttle position sensor as well. It is way easier than people think. Just take your time. They give you a computer program and a USB code it plugs right into your laptop. Then it downloads the TCM of your transmission and you enter in tire size rear differential gears throttle position voltage at idle and full throttle . Then from there you can customize shift points etc. Where I had trouble was the USB cord is not picking up the signal. I just haven’t got back to it as this is my busy season so I will get after it in the winter.
Sounds excellent! Are you letting the trans shift with no torque management or have you sorted out timing/fuel cut on shifts?
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Old Sep 12, 2020 | 12:22 AM
  #23  
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I would love to do a 6l90 swap once my transmission goes.. unless the newer 8 and 10 speeds become easy swaps also.
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Old Sep 13, 2020 | 03:21 PM
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Originally Posted by kdick91
Sounds excellent! Are you letting the trans shift with no torque management or have you sorted out timing/fuel cut on shifts?
I have only test drove it like I said I have had trouble with the USB going to get it sorted soon just need to make some time. It does shift through the gears and seams like a great tranny. I got the Chevy performance supermatic 6l80 it is beefed up from him and has a two year warranty. I may end up just sending it out for tuning but there is nobody in my area so that is the shitty part. Canada seems way behind on this stuff compared the the US.
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Old Mar 17, 2021 | 09:55 PM
  #25  
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Originally Posted by n3mi5is
Just completed swapping a 6l90 (out of a truck) into my 02 ws6 with a 408.
No cutting of tunnel required
Truck pan hangs pretty low, would recommend using a ctsv pan
stock 4th gen shifter and cable (custom bracket to mount to trans)
UPR t56 crossmember with hole drilled about ~2” forward
speed engineering tunnel mount torque arm
PST driveshaft (truck yoke is 1410 and have stock 10 bolt diff)

Using a ProEFI 128 ECU to control engine and communicate CAN data to TCM for proper operation (have 411 piggyback so dash/emissions work)
n3mi5is, could a fellow trouble you for more info on the setup?
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Old May 1, 2021 | 06:54 AM
  #26  
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Sure.
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Old May 18, 2021 | 08:40 PM
  #27  
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Originally Posted by n3mi5is
Got torque reduction and shift points dialed in this week. This swap really modernizes these cars.

Next up will be wiring the TUTD function to the c6 steering wheel I have in the car
how is your set up working. I found metal chunks in my trans pan as the car stalled when I put it in gear so I thought I would investigate. Phoned Jegs and they referred me to gm warranty. Transmission has about one hundred and forty kilometres on it. They seem to be giving me quit a run around. Just wondering how your’s is holding up. Thanks for your time and I appreciate if you happen to get this and get back to me. Lot of guys wanting to do this mod
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Old May 18, 2021 | 08:48 PM
  #28  
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GM Transmissions sold over the Parts-Counter, are most often sold with a 36 Month/ 36K Miles warranty (which ever comes first).

However this does not apply to all Transmission Models, some are:
-12 Mo/ 12K Mi.
-60 Mo/ 36K Mi.
-60 Mo/ 50K Mi.
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Old May 18, 2021 | 09:23 PM
  #29  
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Originally Posted by vorteciroc
GM Transmissions sold over the Parts-Counter, are most often sold with a 36 Month/ 36K Miles warranty (which ever comes first).

However this does not apply to all Transmission Models, some are:
-12 Mo/ 12K Mi.
-60 Mo/ 36K Mi.
-60 Mo/ 50K Mi.
it was the Chevy performance supermatic 6l80e. Is yours working well
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Old May 19, 2021 | 12:31 AM
  #30  
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Originally Posted by Ls3steve
it was the Chevy performance supermatic 6l80e. Is yours working well
I do not personally own any 6L80E units...
But I do have a teeny tiny bit of experience with them

Stock they are usually good for 100,000 to 120,000 miles, depending on the condition of the ATF.
Changing the ATF and Filter every 30,000 miles, has shown that these Transmissions can make it past 200,000 miles.

If you are going to have one rebuilt...
One of the best things you can do for this Transmission is get an aftermarket Billet Torque-Converter for it.
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Old May 19, 2021 | 07:00 AM
  #31  
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[QUOTE=vorteciroc;20352982]I do not personally own any 6L80E units...
But I do have a teeny tiny bit of experience with them

Stock they are usually good for 100,000 to 120,000 miles, depending on the condition of the ATF.
Changing the ATF and Filter every 30,000 miles, has shown that these Transmissions can make it past 200,000 miles.

If you are going to have one rebuilt...
One of the best things you can do for this Transmission is get an aftermarket Billet Torque-Converter for it.[

it is one of the Chevy performance parts. Chevy performance parts also supplies the torque converter with it. It sounds like a great package but just had a problem now I am having a problem with the warranty and was wondering if anyone else had had trouble. It has 140 kilometres on it. Not 140,000. As in about an hour and half driving time max.
Why a Billet torque converter.
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Old May 19, 2021 | 03:30 PM
  #32  
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140 Km is just below 87,000 Miles.

Your Transmission came with a Warranty Booklet/ Packet.
Within it is the Purchase Date/ Warranty Start Date and the Warranty Duration.

You can also get this information from the Dealership that sold the Transmission to you.
If that Dealership did not install the Transmission for you...
I believe the Warranty Period is ONLY 12 Months/ 12K Miles.

It seems you are way beyond that...
But I would find out for certain.

The OEM Torque-Converters are unnecessarily problematic... so an aftermarket Billet replacement is strongly recommended.
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Old May 19, 2021 | 07:18 PM
  #33  
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Originally Posted by vorteciroc
140 Km is just below 87,000 Miles.

Your Transmission came with a Warranty Booklet/ Packet.
Within it is the Purchase Date/ Warranty Start Date and the Warranty Duration.

You can also get this information from the Dealership that sold the Transmission to you.
If that Dealership did not install the Transmission for you...
I believe the Warranty Period is ONLY 12 Months/ 12K Miles.

It seems you are way beyond that...
But I would find out for certain.

The OEM Torque-Converters are unnecessarily problematic... so an aftermarket Billet replacement is strongly recommended.
no it has literally 140km not 140,000 km. I have the warranty number from gm but the dealership I took it to couldn’t do what needed to be done for the warranty info. It blew up right away almost and so I stored it for the winter and been dealing with the warranty for about 3 or 4 months now. I am in Canada so now I have to take it to a specialty shop so they can fix it. I was just wondering if anyone on here had any problems with those transmission.
I will definitively look into the torque converter though.
here is a link to the transmission I am talking about. They rate it for 650flbs of torque
https://www.jegs.com/i/Chevrolet-Per...66637/10002/-1
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Old May 19, 2021 | 09:14 PM
  #34  
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Originally Posted by Ls3steve
no it has literally 140km not 140,000 km. I have the warranty number from gm but the dealership I took it to couldn’t do what needed to be done for the warranty info. It blew up right away almost and so I stored it for the winter and been dealing with the warranty for about 3 or 4 months now. I am in Canada so now I have to take it to a specialty shop so they can fix it. I was just wondering if anyone on here had any problems with those transmission.
I will definitively look into the torque converter though.
here is a link to the transmission I am talking about. They rate it for 650flbs of torque
https://www.jegs.com/i/Chevrolet-Per...66637/10002/-1
You realize that 140 Km is what I said, right?

Originally Posted by vorteciroc
140 Km is just below 87,000 Miles.
Also I was joking about NOT knowing anything about the 6L80E/ 6L90E Transmission Family...
I was an Engineer for GM Power-Train (Hydra-Matic) like it shows in my signature.

To answer your question about people having issues with the 6L80E/ 6L90E Transmissions...
Yes!
Many people have had issues with these Transmissions; usually after 100,000 Miles due to Pump, Valve-Body, and other Hard-Parts Wearing/ Failing.
Some simple "Google" searching should show you a fair amount of the 6L80E/ 6L90E issues.
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Old May 20, 2021 | 06:15 AM
  #35  
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I’m sorry it read to me 140 km or just under 87000 mile
not 140 km or just under 87 miles. Which is what it has on it. 87 miles or 140 km. At any rate it was dextron soup. I will update when I get through the ordeal.
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Old Oct 17, 2021 | 09:18 AM
  #36  
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Reviving this thread again to see how progress is. My 60e is starting to give up and this is still a consideration. Anyone have photos of their 6L installed? Would love to see how low it hangs.

For running an 0411, can I use a T56 tune? Can the sensors just be spliced in to or would that affect signal quality?

Thanks
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Old Jul 26, 2022 | 03:38 PM
  #37  
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Bumping this old thread. I can take it to a new thread if need be but this one seems right on par. Looking to do this swap except looking to use a 6l90 I ordered from these guys https://reman-transmission.com/trans...des/?code=6L90 (it was like the same price as the 6l80). The car is an 01 Camaro with a factory 4l60.
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Old Jul 26, 2022 | 06:34 PM
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I like some of the HD Parts of the 6L90E over the 6L80E...

But the 6L90E is a bit larger, and may be more of a fitment issue.
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Old Jul 27, 2022 | 08:44 AM
  #39  
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Originally Posted by vorteciroc
I like some of the HD Parts of the 6L90E over the 6L80E...

But the 6L90E is a bit larger, and may be more of a fitment issue.
I've always heard it's a bit larger but pictures of them look very similar. Hopefully, some minor transmission tunnel mods can help squeeze it in
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Old Sep 9, 2022 | 06:41 PM
  #40  
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Default 6L80E into 4th Gen Camaro

I just wanted to be clear, there is nothing that is specifically needed to be done for a 6L80E to fit in my 4th Gen Camaro. I can use the 4L60 crossmember with a little modification to help it bolt up, but that’s it?
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