Hi everyone and thanks in advance. I have a 99 Z28 LS1. The issues are a lot... ok so I've been using MSD 2 Step box with my trans break and it seems...
I have a 2004 silverado 6.0 with the p59 computer. I've got a aem 4110 installed and a flexfuel sensor installed. I used pin 55 blue for the aem 4110...
24252573 is the OS that came on the reman tcm. I have tried to write entire only TCM with old file but the same 2nd shift failure keeps happening. I...