I am swapping a 4.3 in a 2006 silverado 1500, to a 6.0 LQ4 from a 2002 2500 I have engine, fuse box, pcm, and harness from the 2500, am I better to use the 2006 4.3 fuse box or the 2002 6.0 fuse box, I am sure I will need to do some repining, thoughts and advise is appreciated
