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  1. C

    Electronic speedometer help

    So how would I test this, by doing so what could I learn from it and where could I find parts?
  2. C

    Electronic speedometer help

    Having issues with a electronic speedometer. First off here's the truck, it's a 87k20 with a lt1 and a 4l60e and the transfercase with the VSS (241 I think). The dash wiring harness and transfer case were out of a 91 suburban. The engine wiring was sent off to be redone for the lt1. Here is...
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    Dash gauges

    The gauges match the sensors, the temp and oil pressure sensors are different from a light to a gauge, and both of these are new and were bought for a gauge. The cluster is also for the same year/ period truck. The volt gauge works the oil temp moves and the temp gauge sometimes does something...
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    Dash gauges

    Yes that fuse is fine
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    Dash gauges

    I have a 86 c10 the truck originally had dash indicator lights aka idiot lights. I no longer have that instrument cluster. My problem is that I'm trying to use a instrument cluster that has gauges but I'm not having any luck getting it to work. I had to repin a few terminals, and I currently...
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    what does a 1980 gmc grille look like

    I'm just more of an original OEM kind of guy. My plans for this truck is to do a frame off resto, and paint it blue and white. I have learned to hate aftermarket junk, after working in a body shop when I'm not in school.
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    what does a 1980 gmc grille look like

    cool, does anyone know if anyone is making a repro of that year grille?
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    what does a 1980 gmc grille look like

    Ok guys its been forever since I have posted, been busy with school an all that boring stuff I sold my 86 k20, and here recently i worked out a deal with my uncle and I will be getting a 1980 GMC k10 high sierra for pretty much free. My main question is what did the 1980 gmc grille look like...
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    mirrors??

    just a suggestion it is somehow possible to put the west coast style mirrors into the stock (dumbo style) mirror bases, my uncle did it years ago and i was planning on doing it to my truck just to prevent having all the extra mounting holes in the door.
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    cab corner and door gap

    what does the body line where the door handle look like? if it were me id try to loosen the hinge on the cab side but just the bottom one and let the door pivot on the top hingeby opening the door and shoving it down just a little bit should open that gap. also is if the door is dragging on the...
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    prep work (for primer) question

    just another tip, never finish sand your body work wih 80 grit and just prime it, always finish it out with 180 or 220, the reason, is that once you prime it the 80 grit scratches will get filled but once you base and clear it, the primer and everything on top will cure out and it will shrink...
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    What type of primer to use..

    I'm no professional in painting but ive worked at a local autobody restoration shop for the last 3 years, and have been around it my entire life, my recomendation would to be use a high build 2k epoxy primer surfacer, as longer as there is no major bare metal areas 2k primer builds really thick...
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    cab corner question hellpp

    if the cab corner sits flush with the rocker, you may be able to loosen the door hinges up(the bolts on the door only) and roll the bottom of the door out to meet flush or close with the cab corner. but just a hint always leave at least one of the hinge bolts tight so the door wont drop and...
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    my tach quit working

    well i found another diode, and well the tach did the same thing so im assuming its junk, is there any place that may still repair one of these?
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    my tach quit working

    can you still buy those diodes for these trucks, and if so where at?
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    my tach quit working

    Ok as you all know i have a 86 K20 well i got a instrument cluster, factory tach, and the tach wiring out of a donor truck, when i put it all in the tach did work, for a while at least. now all it does is reset from 1500 to zero when you turn the key on motor off. when you turn the key off it...
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    14 bolt SF rebuild

    i have a 1986 k20 with the 14 bolt SF with 4.10 ratio and the factory G80 gov lock. Ive done a complete rebuild of this truck frames been sand blasted new motor etc, well i finally have got it running and noticed that in my gravel driveway it only spins one wheel, it also only spun one wheel in...

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