Joe1091 Posted June 7, 2015 Share Posted June 7, 2015 I have a short in the red wire that comes off the top of the key switch. I can turn key on and the breaker wil cut in and out , everything electrical wil go dim for a few seconds at a time. Does anyone know what that wire feeds???? Quote Link to comment Share on other sites More sharing options...
j hancock Posted June 7, 2015 Share Posted June 7, 2015 Here is a link to a wire diagram for a B61. Odds are someone has done some rewiring on the truck in the lat 50 years.http://www.bigmacktrucks.com/MusicVid/wiring_diagram.pdf Quote JimIt doesn't cost anything to pay attention. Link to comment Share on other sites More sharing options...
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