Thread: How much harness to get from PNP for TBI swap

Thanks for the info guys. I am trying to avoid pulling harness all the way back to tail lights, and avoid cutting out anything I might need later. Jim - PM coming your way! THANKS!

Quote: Originally Posted by Downey 1. You don't want one of the harnesses that use a male/female plug at the firewall, wires don't trace straight through, absolute nightmare to use. You want the one-piece harness that routes through the firewall going through a rubber grommet. 2. You need the "engine harness" that starts at the computor. Keep 1,000 percent of all the wires that go through the firewall to engine...

I cut off the drivers side at the firewall, pulled everything from the engine to the ECU on the right. Removed the ALDL plug under the drivers dash with about 6" of wire.

1. You don't want one of the harnesses that use a male/female plug at the firewall, wires don't trace straight through, absolute nightmare to use. You want the one-piece harness that routes through the firewall going through a rubber grommet. 2. You need the "engine harness" that starts at the computor. Keep 1,000 percent of all the wires that go through the firewall to engine compartment, intact, uncut. Wires that...

well the more you take. the less you will regret it later if you need it. the driver side went to the fuse block. if you need a fuse block maybe take it all