I found this links when I was building my bench harness. It's covers all the information you will need to make yours...
Credit goes to the persons that posted the link not to me.
https://www.customecm.com/tune-file-rep ... VFS9IWx1kP
https://download.efilive.com/Tutorials/ ... erence.pdf
Bench Harness /Tutorials/Connections
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Raner
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- Joined: Mon May 18, 2026 2:13 pm
- cars: 1999 K1500 Z71 Extended Cab