2007 JKU 6.4 Hemi swap wiring harness

UTO297

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Joined
Feb 22, 2025
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5
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Utah
Has anyone attempted to marry a 2007 - 2010 JKU dashboard harness to a 2020 (and above) 6.4l Hemi engine wiring harness using a late model PCM?
 
Have you checked with our Forum Vendor?

 
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Have you checked with our Forum Vendor?


I'm new. I'm not looking to purchase a swap kit. That's too easy
 
I have a jk harness, a factory 6.4 Hemi harness, and a 2020 PCM from a Scat Pack. My goal is to make the necessary modifications so everything will talk.
 
I guess either no one has been successful (Doubt it) or input/discussion would infringe on vendor's ability to sell a product?
 
Your skill level must be way up there. I have a 5.7 hemi swap in my 07 that I did not do. Marrying those type of items is about 8 levels above my skill set. I would try talking to manufacturers of swap kits see if they have an idea of what you need. I know you mentioned that is too easy but the "hemi swap" issue has been perfected or at least close to perfected since the trend started 15 plus years ago. My money is on the guys with the experience.
 
Cool. Thanks! I have not only the experience in complex circuits and wiring but expertise too. I have 20+ years of experience in a variety of mobile electric power distribution systems. This is my son's project, so I volunteered to try and save him the extra $$. I'll post here again when I finish
 
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