12200411 PCM swap for 1996 to 2000 GMT400 trucks

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blazin8556

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I wasn't meaning to be impatient. I replied to the email several days ago with my email addy


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Trav_69Stang

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Just got my PCM and extra accessory wires from Jeff a few days ago. Just needing a few free days to get the swap done!

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Whipped96

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Got my PCM from Jeff about a month ago and ordered my 2bar MAP today. I hope to have everything done and tuned sometime next month.
 
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blazin8556

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I guess it got lost??? I dunno. I checked all the folders


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Hillbilly2

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Okay, just want a bit of info. I have a 97 with 5.7 vortec and I am planning on either rebuilding or replacing with an LS. I read in this thread that it will be a simpler swap if the 411 is already installed which sounds great. If I build the current motor and bore it over, cam and headers. Will the 411 upgrade support these changes with no issues?

Great thread
Thanks,
Jay B
 

blazin8556

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If I had the pinouts for both ecms I should be able to figure it out, right? I can probably dig up the wiring for my truck and the donor. My concern would be at diodes and resistors if needed and if any relays or something would need to be added.


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