I took a test light to the back of the fuse block , without the harness attached. It seems like I’m getting power in the fuse box where I should. The terminal of power changes when high/low is activated like should with the floor switch. Might be an issue with the headlight harness itself. I...
I have been building a 79 K20. The truck was purchased as a incomplete project, so there’s a lot of things up In the air about it. I’m new to wiring and electrical, but know most of the basics. I installed this fuse panel with the rest of the harness. Everything works as should, except the...