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Can someone please tell me what I am doing wrong. I have a 411 ecm from a 5.3, I am installing it on a 98 l31 5.7. I downloaded the file, bought 2 credits and started to flash it to the ecm. When I...

I have the input wires hooked up to the ecm but I don't think it looks at them unless it's programd to. I be leave it is looking at the lan for the information from the transfer case control module...

Is it possible to change the way an e92 ecm gets the 4 wheel drive signal. I have a 2015 l83 4x4 engine and trans swapped into a 97 k1500. the truck that the engine came out of had the push button...

The only way I could get my tach to work is use a lingenfelter can bus module, it works great.

https://www.lingenfelter.com/product/L460260704.html

Hello everyone, I have recently done a 2015 5.3 swap and sometimes it sounds like I am getting some spark knock around 3000 rpms. I hooked up the scanner today and it did show some spark retard and...

I am using the transmission that came with the l83 and the wiring harness that came out of the 2015 truck. I am useing my original transfer case and it goes in and out of 4 wheel drive fine its just...

Hi everyone, does anyone have a stock tune for a 2015 l83 with an automatic trans and a manual transfer case. I have put a 2015 l83 in my 1997 k1500, when I put it into 4 low it is going into limp...

LoL...if it was only that simple!

I have the cel wired up but it is on because I'm getting maf sensor codes but when I look at the data with the scanner it looks good. It was fine until I put it into 4 low. I cleared the codes and...

Hello guys, I have recently completed a L83 swap in my 97 k1500. I have about 600 miles on the swap and it has been running good. I took it out driving on the beach in 4x4 for the first time and...