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Are all 4L60E's interchangeable?

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Old Mar 9, 2021 | 11:38 AM
  #41  
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I don't think this is true. while i haven't done it myself (yet) it has been been covered on the impala ss forum. there are many successfully running a 96 4l60e using a 95 pcm. you can also swap out the pwm pumps/valve bodies with non-pwm stuff. i may be wrong but there is success stories out there. i do admit though it may just be easier to find a newer core vs rolling the dice on internet information.
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Old Mar 9, 2021 | 12:32 PM
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Originally Posted by mrvedit
A '95 won't work for many reasons, not the least of which it was a 1-year only model which only works with '95 PCMs. (Unless you know how to mod things.) Also, it was very weak and your '05 engine will shred it. For someone to tell you it will work in your '05 indicates a high level of incompetence and/or likely dishonesty. (So its probably worn out anyway[
@tayto you may want to read that again.
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Old Mar 9, 2021 | 01:03 PM
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my bad
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Old Mar 9, 2021 | 01:47 PM
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Originally Posted by tayto
I don't think this is true. while i haven't done it myself (yet) it has been been covered on the impala ss forum. there are many successfully running a 96 4l60e using a 95 pcm. you can also swap out the pwm pumps/valve bodies with non-pwm stuff. i may be wrong but there is success stories out there. i do admit though it may just be easier to find a newer core vs rolling the dice on internet information.
First, the '96 4L60E is better than the '95 because it is electrically compatible with all '96 through '05 versions.
Sure, you can swap parts, but...
Next, a '95 is a 298mm unit and The_J_Fam's 2005 takes a 300mm version. Yes, it can be made to work, but...

... Sure, if you are in a remote location, a '95 can be made to work in later model vehicles. But why?? At least in the US, 300mm 4L60E are readily available in every JY and cheap. Why not just get the right trans and save lots of trouble.

I'm just trying to suggest a good choice, not a theoretically possible choice.

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Old Sep 24, 2021 | 04:04 PM
  #45  
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I have a 1994 gmc Sonoma 4x4 4.3 liter an the tranny has burnt up. I e been researching g the Internet an I e found some say you have to use a 1993-94 transmission that no other years will work is this true
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Old Sep 24, 2021 | 05:57 PM
  #46  
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With the 1994 Sonoma being entirely stock...
You are going to need a 1993 or 1994 Transmission.

I recommend finding another Four Wheel-Drive 1994 Transmission, over a 1993 Transmission.
Do NOT purchase a Two Wheel-Drive Transmission.

The 1995 Model is different from the 1994 Model...
as well as the PCM and OBD-1/ OBD-2 Systems.

Last edited by vorteciroc; Sep 24, 2021 at 06:18 PM.
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Old Nov 1, 2021 | 02:21 PM
  #47  
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Originally Posted by mrvedit
NO!
First, 2WD and 4WD are not interchangeable as they have different output shafts and it takes an extensive disassembly to swap output shafts.
Next, you have incompatible 298mm and 300mm input shafts.
Most LS engine vehicles have the 300mm input shaft; the exception is the C5 Vette which has a 298mm input shaft.
Next, '93, '94 and '95 are odd-ball years that only work with a PCM from the same year.
Next, some '05 and all '06+ have an Input Speed Sensor (ISS); if your TCM expects ISS, you absolutely must have a trans with it as it cannot be tuned out.
However, pre '05 PCM/TCM can use a '05-'08 ISS trans because they ignore the ISS signal.
Next, '09 and later have an incompatible valve body and wiring harness connector.

In short, assuming you want to use it in a Camaro with an LS engine, you need a '98 - '08 4L60E/4L65E/4L70E from a 2WD vehicle with an LS engine, except for C5 Vette.
The best indicator of the 300mm input shaft trans is a bell-housing bolt hole in the 12 O'Clock position.

If a picture is worth a thousand words, or however many I wrote above, you need a 300mm trans which looks like this:

Attachment 635735
So I can put a 2008 4l60e transmission in a 2003 chev Silverado?
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Old Mar 23, 2022 | 08:52 AM
  #48  
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Originally Posted by Fukucachme
Does anyone know if a 4L60e transmission from a 2002 k1500 4x4 will work in my 2003 gmc envoy 4L60e .. I’m having issues , it does do anything ...
ew

I cant find this for definite. Does anyone know if i can put a ls 4l65e with its torq converter directly into a 1999 astro with a 4l60e transmission. So far only read that the internal are same. Will all wires clip in? Im a dumb... So im not good at this. Also my problem is the van had only 113000 miles when bought it. I knew the old lady driver who bought new. Always been serviced at dealer. At 124000 it wouldnt back up. Went forward but didnt quite seem right. Do filter replacements really help? Thx for any help i can get.
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Old Mar 23, 2022 | 01:11 PM
  #49  
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What engine is in the astro?
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Old Mar 23, 2022 | 02:47 PM
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4.3L v6. Rear wheel drive
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Old Mar 23, 2022 | 02:49 PM
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Has anyone had success by doing a filter and fluid change? How long did last after did it. Thx all
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Old Mar 23, 2022 | 07:46 PM
  #52  
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I don't think an LS bell housing, torque converter and input shaft will work on the V6 engine. Someone please correct me if I am wrong.
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Old Mar 23, 2022 | 07:48 PM
  #53  
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Originally Posted by Grizzly59
Has anyone had success by doing a filter and fluid change? How long did last after did it. Thx all
You can try it, but most likely it won't help.
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Old Mar 24, 2022 | 12:37 AM
  #54  
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The Gen-1 SBC configuration for the Bell-Housing, Torque-Converter, Input-Shaft, ETC...
would be needed for a 4.3L V6 Chevrolet Engine.
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Old Mar 24, 2022 | 09:23 AM
  #55  
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Originally Posted by vorteciroc
The Gen-1 SBC configuration for the Bell-Housing, Torque-Converter, Input-Shaft, ETC...
would be needed for a 4.3L V6 Chevrolet Engine.
Thanks vorteciroc
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Old Mar 24, 2022 | 06:38 PM
  #56  
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Originally Posted by bbond105
Thanks vorteciroc
Your welcome, but...
I know you got things covered here!
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Old Apr 10, 2022 | 03:25 PM
  #57  
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Originally Posted by mrvedit
I don't know non-LS vehicles very well, but I believe the answer to both of your questions is Yes. The 4WD case will have the shorter output shaft and the bell housing will not have a bolt hole in the 12 O'Clock position.

A 298mm input shaft 4L60E for non-LS vehicles looks like this:

Attachment 635731
So I have a question on that can u swap the internals the pump and shaft out I have two transmission one came out of a 5.0 the other out of 4.8 ones a 300mm ones a 298 can I swap them
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Old Dec 4, 2022 | 10:08 PM
  #58  
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Originally Posted by mrvedit
I don't know non-LS vehicles very well, but I believe the answer to both of your questions is Yes. The 4WD case will have the shorter output shaft and the bell housing will not have a bolt hole in the 12 O'Clock position.

A 298mm input shaft 4L60E for non-LS vehicles looks like this:

Attachment 635731
I have a 2000 S10 LS 2.2 2wd. I pulled the tranny and have this bolt pattern the one without the bolt hole in the 12 0'clock position. Why is that?
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Old Dec 4, 2022 | 11:00 PM
  #59  
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A 2000 S10 2.2L transmission has a 60 degree FWD V-6 style bell-housing, The shape is in the S10 bell-housing PDF. The picture shows the input shaft. If yours has a 4.3L/5.7L bell I don't know how you did it. Post a picture of the transmission tag...

Attached Files
File Type: pdf
S10 Bell-housing.pdf (124.7 KB, 104 views)
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Old Sep 30, 2023 | 03:05 PM
  #60  
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What will interchange with a 4L60E four-wheel drive 94 1500
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