Recent content by Peter T

I see it's been a while. What did you figure out? I heard that a 4L80e would bolt up with no issues, but I guess that's incorrect? I did see where a couple pins had to be swapped around for a solenoid difference between the 4L60 and 4L80 so that's something to look for. Was there a spacer...

I have a 2001 Yukon XL Denali with a 6.0L with a hole in the block. I bought it this way and I was planning on swapping in a 5.3L from a 2004 Tahoe. After looking at both of them, the 01 has an EGR valve and the 04 doesn't. The PCMs are different with the 01 being a P01 and the 04 being a...