gen III 4.8 4l60e to gen IV 6.2 6l80e

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01-04-2016, 10:23 PM

Alfredo Ruiz

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gen III 4.8 4l60e to gen IV 6.2 6l80e

Anyone done this swap in a older body style (99-06) GM truck

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01-04-2016, 10:47 PM

1FastBrick

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https://www.performancetrucks.net/fo...e-swap-401899/

This is the only documented swap I have seen.

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01-04-2016, 10:54 PM

Wolftrk99

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Theres another dude thats done it, saw todbits here and there but no real write up....

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01-05-2016, 10:47 PM

shuetuning

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We did this exact swap at my work.

We used a piggy back controller from https://www.powertraincontrolsolutions.com/

It intercepts the signals from the 411 PCM and sends out new CAN bus signals to the 6L80's TCM. The 6L80 TCM relies on an accurate engine torque signal over the bus.