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<DIV><FONT face="Segoe UI">Hey Moose, thanks for the reply. Harness was done by a pro that does it for a living...He is meticulous. He completely strips everything</FONT></DIV>
<DIV><FONT face="Segoe UI">from the car then starts from a blank slate... Everything new.. Nice looms and grommets at every hole and hides as much of it as he can.</FONT></DIV>
<DIV><FONT face="Segoe UI"></FONT> </DIV>
<DIV><FONT face="Segoe UI">Every component was new and oem or better... no import crap. I'm of the same opinion as you afa a short to ground but it's gotta be hidden inside something</FONT></DIV>
<DIV><FONT face="Segoe UI">that we can't see.</FONT></DIV>
<DIV><FONT face="Segoe UI"></FONT> </DIV>
<DIV><FONT face="Segoe UI">Someone on my ford forum suggested putting a volt meter in the circuit and watch the voltage for a drop...but you're so busy trying to get out of traffic and not</FONT></DIV>
<DIV><FONT face="Segoe UI">get plowed it's difficult to remember to watch the meter.... and yes this has been going on for over a year...intermittently and even after all the changes... it persists</FONT></DIV>
<DIV><FONT face="Segoe UI"></FONT> </DIV>
<DIV><FONT face="Segoe UI">john</FONT></DIV>
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<DIV style="FONT-SIZE: 12pt; FONT-FAMILY: 'Segoe UI'; COLOR: #000000"><B>----- Original Message -----</B></DIV>
<DIV style="FONT-SIZE: 12pt; FONT-FAMILY: 'Segoe UI'; COLOR: #000000"><B>From:</B> <<A href="mailto:eric@megageek.com">eric@megageek.com</A>></DIV>
<DIV style="FONT-SIZE: 12pt; FONT-FAMILY: 'Segoe UI'; COLOR: #000000"><B>To:</B> shop-talk <<A href="mailto:shop-talk@autox.team.net">shop-talk@autox.team.net</A>></DIV>
<DIV style="FONT-SIZE: 12pt; FONT-FAMILY: 'Segoe UI'; COLOR: #000000"><B>Cc:</B> john niolon <<A href="mailto:jniolon@att.net">jniolon@att.net</A>></DIV>
<DIV style="FONT-SIZE: 12pt; FONT-FAMILY: 'Segoe UI'; COLOR: #000000"><B>Sent:</B> 05/19/2026 4:40:59 PM</DIV>
<DIV style="FONT-SIZE: 12pt; FONT-FAMILY: 'Segoe UI'; COLOR: #000000"><B>Subject:</B> Re: [Shop-talk] strange automotive electrical problem</DIV>
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<DIV style="FONT-SIZE: 12pt; FONT-FAMILY: 'Segoe UI'; FONT-WEIGHT: normal; COLOR: #000000; FONT-STYLE: normal"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: sans-serif">John, I would have bet money it was a hidden wire short somewhere. It had all the Hallmarks. But you stated the wiring harness what completely replaced. So, that rules that out...</SPAN> <BR><BR><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: sans-serif">Or does it?</SPAN> <BR><BR><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: sans-serif">My question, when you said 'headlight to taillight', that is complete. BUT was there ANY wire that was in that car that wasn't part of the harness?</SPAN> <BR><BR><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: sans-serif">Something in dash, neutral switch, tranny indicator, or some other component?</SPAN> <BR><BR><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: sans-serif">I'm still betting on a wire short, but I guess it could be a short inside a component. Maybe inside the alt or other part?</SPAN> <BR><BR><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: sans-serif">BTW, I'm assuming it was doing this, before you did all these mods, right? </SPAN><BR><BR><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: sans-serif">Anyway, that is a stumper.</SPAN> <BR><BR><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: sans-serif">Moose</SPAN> <BR><BR><BR><BR><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: sans-serif; COLOR: #5f5f5f">From: </SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: sans-serif">"john niolon" <jniolon@att.net></SPAN> <BR><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: sans-serif; COLOR: #5f5f5f">To: </SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: sans-serif">"shop-talk" <shop-talk@autox.team.net></SPAN> <BR><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: sans-serif; COLOR: #5f5f5f">Date: </SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: sans-serif">05/19/2026 13:16</SPAN> <BR><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: sans-serif; COLOR: #5f5f5f">Subject: </SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: sans-serif">[Shop-talk] strange automotive electrical problem</SPAN> <BR><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: sans-serif; COLOR: #5f5f5f">Sent by: </SPAN><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: sans-serif">"Shop-talk" <shop-talk-bounces@autox.team.net></SPAN> <BR>
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<P style="MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: Calibri">Strange automotive electrical problem we need help with…</SPAN></P>
<P style="MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: Calibri">55 chevy automatic with 383 stroker motor, carbed, p/s,p/b,a/c</SPAN></P>
<P style="MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: Calibri">Dakota digital dash system including neutral safety switch and</SPAN></P>
<P style="MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: Calibri">Transmission gear indicator</SPAN></P>
<P style="MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: Calibri"></SPAN> </P>
<P style="MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: Calibri">When it is running right, it’s scary strong. Cruises nicely.</SPAN></P>
<P style="MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: Calibri"></SPAN> </P>
<P style="MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: Calibri">Problem… when driving the engine dies like you cut it off…BUT will start back up</SPAN></P>
<P style="MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: Calibri">Immediately and run perfectly till the next time it does it. Might be 15 minutes…15 days or</SPAN></P>
<P style="MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: Calibri">three month later. Might do it 4 times in a row or once and not repeat. Speed does not effect it. </SPAN></P>
<P style="MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: Calibri">Engine temp does not effect it… does it hot or cold. With the a/c on or off. It does not have a</SPAN></P>
<P style="MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: Calibri">Cutoff switch in the system. Longest period with no failure is 7 months… shortest was 4 minutes.</SPAN></P>
<P style="MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: Calibri"></SPAN> </P>
<P style="MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: Calibri">When it stalls we checked fuel by looking in the bowl of carb and gas is spraying as it should</SPAN></P>
<P style="MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: Calibri">So we are assuming electrical of some sort. So far we’ve done the following…</SPAN></P>
<P style="MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: Calibri"></SPAN> </P>
<P style="MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: Calibri">Replaced battery with new red top optima battery and all new battery cables (2 gauge I think)</SPAN></P>
<P style="MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: Calibri">Replaced all ground cables frame/block… frame/chassis with 2/0 welding cable with new crimped</SPAN></P>
<P style="MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: Calibri">connectors and clean, bare metal attachment points</SPAN></P>
<P style="MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: Calibri">replaced ignition switch (twice… first with import then with oem switch)</SPAN></P>
<P style="MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: Calibri">replaced coil and distributor with MSD system with spark control box, separate coil and distributor…</SPAN></P>
<P style="MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: Calibri">it was taken from running vehicle. It's doing the same thing as the original ignition system.</SPAN></P>
<P style="MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: Calibri">Replaced complete wiring harness…headlight to taillight with new Autowire harness…including all</SPAN></P>
<P style="MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: Calibri">Switches and relays. Professionally done.</SPAN></P>
<P style="MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: Calibri">Everything else electrical works without a glitch… we are at the wall here…</SPAN></P>
<P style="MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: Calibri"></SPAN> </P>
<P style="MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: Calibri">Ideas, suggestions, calculated wild a** guesses welcomed… </SPAN></P>
<P style="MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: Calibri">thanks</SPAN></P>
<P style="MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px"><SPAN style="FONT-SIZE: 12pt"></SPAN> </P>
<P style="MARGIN-BOTTOM: 0px; MARGIN-TOP: 0px"><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: Calibri">john</SPAN></P>
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