7.4 tbi, 4l80 transmission and manual transer case

tom70 · Newbie Joined: 08 Feb 2012 Posts: 5 190.32 points

putting this combo into older vehicle. got computer and wiring harness with it. any one know where to start researching how to wire correctly?

Paul P · Posted: Thu Jun 28, 2012 11:43 pm Post subject:

Try Painless they might have something new for it or be able to point you in the right direction.

10sec.et · Posted: Fri Jun 29, 2012 12:07 am Post subject:

what exactly are you having trouble with ?

SMOKEmUP · Posted: Fri Jun 29, 2012 2:45 am Post subject:

10sec.et thanks for my new sig quote.

Welcome to SMOKEmUP tom70.

tom70 · Newbie Joined: 08 Feb 2012 Posts: 5 190.32 points

SMOKEmUP · Posted: Fri Jun 29, 2012 12:14 pm Post subject:

What year make model did the motor trans harness come from?

Do you have a wiring diagram?

tom70 · Newbie Joined: 08 Feb 2012 Posts: 5 190.32 points

came from a 1994 chevy 3/4 ton 4x4. don't have a diagram but have ecu, engine and transmission wiring harness. I'll look at chilton online to get diagram.