where is that write up for the 99 pcm swap? i seem to suck at search latly and can't find anything.

 

411 swap?

http://www.pacificp.com/forum/index.php

 

that looks like alot of older model trucks. i'm talking about a 99 with a 5.3l. the stock pcm's are bad about false knock and the 01 pcm are suppose to be better but you have to do something with the altenator wires.