You can buy a decent digital voltmeter these days for $20 at Sears or probably many other places.
Just keep doing a voltage drop test across each point until you have a very large drop and that is where your problem is.
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Doc
ASE Master
1964 Galaxie 500 2 Door Hardtop
2006 Mustang GT Five Speed
1978 Ford F150 4X4 that I bought new
2000 F150 4X4 Five Speed V8
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