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Thread: Cant find compatible segment swap file. OS 12613248 4l80 to 4l60

  1. #1
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    Cant find compatible segment swap file. OS 12613248 4l80 to 4l60

    So I went to tune a vehicle for a customer. He has a 5.3/4l60e. Turns out the pcm is 07 6.0 express van 4l80e. Would start off in 2nd gear then downshift into 1st then no 3rd or 4th. Kinda like the same a 4l80e swap acts like before the segment swap. I changed just the type of transmission Under GENERAL Trans Type to 4l60e. It shifted fine for couple miles then defaulted to max line pressure and started holding gears for longer period of time and never would shift wide open throttle on 1-2 shift but would 2-3 shift.

    So I downloaded every Chevy/GMC 07 and 06 files out of Tune Repository to try and segment swap back to 4l60e but have not found a match for this files OS. Any Ideas or help would be appreciated.

    Would like to segment swap then inspect the transmission connector to make sure its pinned for 5.3 and not a 6.0/4l80e harness. Harness had been modified and all wrapped up for this show truck so I don't see 2 speed sensors like 4l80e has.
    Attached Files Attached Files
    04 Single cab Lq4/243 228r 112lsa, Long tubes, catless, Yank st3000.

  2. #2
    Tuner in Training
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    any codes??

  3. #3
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    Truck has a p0717 Turbine/Input shaft speed sensor A circuit no signal.

    Harness is a 13pin connector at transmission so harness is for a 4l60e and the pcm that came with the swap from the site they bought it from happen to turn out to be a 6.0/4l80e pcm. I need to find a file to segment swap this pcm to a 4l60e. I've downloaded every 06 and 07 file from tune repository 4.8/5.3 and no dice on one that's compatible.
    04 Single cab Lq4/243 228r 112lsa, Long tubes, catless, Yank st3000.

  4. #4
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    Bump. Same issue.. P0717 input sensor DTC. 4l60E swap and customer is using a 3500 Express van (4l80E) PCM (P59)

    Is it a wiring issue with that sensor or is a segment swap required? I haven't been able to find a compatible 4l60e tune on the repository thus far.

    Line pressure is going to max, due to this sensor issue I believe. Disabling code didn't help
    Post a log and tune if you want help

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  5. #5
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    .....
    Last edited by 2xLS1; 01-12-2019 at 01:27 PM.

  6. #6
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    I was trying to avoid spending more credits but that’s ultimately what I ended up doing. Worked perfect after that.

    Couldn’t find a compatible tune to do a segment swap so bit the $100 bullet
    Post a log and tune if you want help

    VCM Suite V3+ GETTING STARTED THREADS / HOW TO's

    Tuner by night
    CPX Tuning
    2005 Corvette, M6
    ECS 1500 Supercharger
    AlkyControl Meth, Monster LT1-S Twin, NT05R's
    ID1000's, 220/240, .598/.598, 118 from Cam Motion

    2007 Escalade, A6
    Stock