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  1. D

    Need help, electrical, won't crank

    That was the problem! Truck runs great. Now to find why I'm not getting power to the blower motor. I have power going into the cutoff relay but not coming out. Tested all the wires, red one going in has power but nothing else does. I replaced the relay but that didn't change anything. So I am...
  2. D

    Need help, electrical, won't crank

    Well this morning truck wouldn't start so I put it on the charger again with 40 amps and let it sit for a minute or two and it fired right up. Drove an hour away for work, then come out and truck won't start. Put jumper cables on it and no different. Long story short an hour later of tinkering...
  3. D

    Need help, electrical, won't crank

    Well I ended up hooking the battery back up Tuesday and it started right up. Didn't drive it or anything because there was other things I was wanting to do anyway like an oil change and stuff, realized I needed it tomorrow morning so I got everything cleaned up and wouldn't you know, same...
  4. D

    Need help, electrical, won't crank

    OK, truck drove fine yesterday, today won't start. I have a 1983 gmc k2500 with a 6.2 j code. Turn the key to crank and sometimes get a click, sometimes nothing. The big hints its throwing at me... Sometimes everything turns on with the key in the run position and sometimes nothing happens. Lots...

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