wiring harness

  1. big_sky

    No Interior Power

    1981 C20 Truck was fitted with an old Equalizer (aftermarket) to the Radio. Wiring was a mess (should have taken pictures). Radio was powered only by a constant directly to the battery. Radio was grounded directly to the chassis. Factory wires were cut. At this point, the horn/dome light/cig...
  2. O

    Instrument Panel Lights Staying on When Truck is Off

    Hello, I’ve installed a new wiring harness on my 1980 c10. It’s one of those universal GM harnesses. I have everything hooked up and working, except that the instrument panel lights stay on even when the truck is off. The headlight switch is working fine — the headlights and taillights come...
  3. T

    1978 C20 body to 1985 K10 frame wiring issue.

    I have a 1978 C20 that I had a body shop swap onto a K10 Frame. I ran into a couple of smaller issues but one i cannot figure out. The body shop cut the wiring for the dual tank switch and I cannot figure out where I am going wrong. I have put in two new sending units and they are grounded...
  4. devin bianco

    no power to starter/wiring issues

    I need steps on how to troubleshoot no power to the starter soleiod. bare with me because i do not have the best technical vocabulary when it comes to this stuff. i have begun the process completely re-wiring my sbc with the original wiring harness, at this point in time all i want to do is get...
    • devin bianco
    • Thread
    • k10 neutral safety switch sbc sbc350 small block 350 starter starter ignition starter soleniod wiring wiring harness
    • Replies: 12
    • Forum: Engine & Performance
  5. Highsierra84

    6.2 Detroit into a 84 gasser

    Scored an 1986 J code 6.2 Detroit Diesel no ac Engine for the future power plant for my 1984 gmc k25. New Donor power plant has 180k mileage so not that to bad. My plan for the swap was to tear down to the block, inspect the heads, slap it back together with new gaskets/seals. Most likely get...
  6. J

    Oil Pressure Gauge Problems

    Hello Everyone, I just joined this forum because I have had a problem with my oil pressure gauge on my 1986 Suburban K20 that has really been puzzling me. I bought the truck about 2 months ago and the seller said it had some problems with the electrical and charging system. I ended putting in...

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