My brother had those on his old truck (picture below). Just did a quick search for '2 point mount mirrors' and found some "universal" ones on...
I don't have any wiring diagrams, but I do have a spare harness for a '98 diesel that I'm looking to integrate into my '85 (haven't found any...
Any 1973 - 1987 long bed Chevy/GMC frame will work. '73 to '80 will need the front ends cut to fit the newer bumper. K10s may have slightly...
An '87 should have in tank fuel pumps rather than an engine mounted one. It could be that the left pump is going bad, and the few minutes its...
Sounds like the left tank isn't venting properly. When it does it try pulling the gas cap off and see if it releases any pressure. The tanks...
Looks like it may have to do with the valvebody and how it was rebuilt: Do TH350/400's have engine braking? Sounds like you'd need to talk to...
Most likely the resistor on the back of the gauge: The GM Fuel Gauge Mystery 1965 & Newer | Pull it off and see if the gauge moves. There are 5...
You can put a '73-'80 front end on a '81+ truck, and vice versa, you just need the fenders, hood,radiator support, wiper arms and linkages,...
You can replace the fuel filter without disabling the fuel pump, most often you just remove the gas cap to relieve any pressure in the tank....
There is one 168/194 style lamp on the back of the passenger side. The socket should twist out like the park lights on the fender. If you're...
Went looking through my owner's manual, glove box and door tags on my '85 and didn't find anything on towing capacity, just a small section in the...
I think I remember seeing a spec sheet that showed that the K20 frames were made from slightly thicker metal, but otherwise the dimensions are the...
The two most common manual trans you will find in these trucks are the SM465 and SM420. Both are 4 speed with a granny low gear (G-1-2-3). If...
Control Arms: I converted my C10 to a C20 suspension a few years back. The lower A-arms are a direct swap (2 u-bolts to the cross member each),...
I looked through my wiring diagram and found a brown wire that runs from the fuse box splits and runs to the gauge cluster and the heater. If you...
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