I just recently purchased a 84 c30 crew cab. Rwd, automatic, 6.2l diesel. Has 96811 showing on odometer 1283 hrs. Truck has been sitting at least 2 years.it was a old state truck judging by the yellow paint on the fire wall. the truck came with the electrical as it is and all the garbage...
I have a 84 c30 with a 6.2l the glow plugs wont work on their own I bypassed the thermo switch on the passenger side every thing else is new relay, controller ,glow plugs. If I ground the relay they work great I think I must have a ground problem any idea where I would find any and all grounds...