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Thread: need help with seg swap for a 4l80

  1. #1
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    Default need help with seg swap for a 4l80

    Ive got a 2005 ss pickup that has a 4l80e but the ecu is 4l60e.I know how to do the swap but you have to swap from like os.i cant find a os with a 80 in it to do the swap.
    12613246 is the os in this truck and i havent found one with a 80 in it.Can anyone help me with a os that has a 80 in it or another way to do it.thanks

  2. #2
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    Default

    You can run an 80E with a 60E OS/cal, just need to swap a few wires on the harness around.

    Look at this link: http://forum.efilive.com/showthread....l=1#post130765
    ~Erik~
    2013 Sonic RS Manual - 1.4L I4T E78, tuned, turbo mods, etc.
    2008 TrailBlazer SS 3SS AWD Summit White - LS2 E67/T42, bolt ons, suspension, etc.
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  3. #3
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    Quote Originally Posted by ScarabEpic22 View Post
    You can run an 80E with a 60E OS/cal, just need to swap a few wires on the harness around.

    Look at this link: http://forum.efilive.com/showthread....l=1#post130765
    i know how to do the mechanical portion of the swap.its easy,and i know how to swap segiments,problem is i cant find a 80 segiment on this os.thats what i need help with

  4. #4
    Joe (Moderator) joecar's Avatar
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    One may not exist.

    Erik is saying that you can drive the 4L80E from a 4L60E (i.e. no segment swap required) as long as you make a few minor modifications to the harness.

  5. #5
    Joe (Moderator) joecar's Avatar
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    One may not exist.

    Erik is saying that you can drive the 4L80E from a 4L60E segment (i.e. no segment swap required) as long as you make a few minor modifications to the harness...

    more detail:


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