Hi Guys, I am new to this forum. I’m swapping a Lb7 Duramax from 2003 GMC Sierra to 2005 6.0 Escalade. I have issues with the fuses box wiring connector. which wire do I keep, wich do I remove? Have someone a wiring diagram? Thank you for your precious help👍

Will exhaust manifolds from a 2015 Duramax fit on the 2018 doing a egr delete and engine/transmission swap into 1969 C/50

I have a 97 k2500 4x4 auto with the 6.5, and I'm toying with the idea of swapping it for a manual. One reason is it seems to not want to shift into overdrive sometimes. It's a stock transmission with 270k on it. I don't know what maintenance has been done to it. Thoughts?

I am needing to know if it is possible to swap a 5.3 from a 02 1500 surburban to the 8.1 or at least how difficult it would be if it is able to be done.

So I figured I would start a thread about an engine swap I have started as I have some questions and would love some input. My work 94 3500 truck has a bad block (leaking H.G. carved out deck) and I bought a donor 01 3500 HD that has 116k on it and ran great minus the stock PMD starting to...