Aftermarket radio was installed. It’s a disaster everywhere

Cougar Community Classic Cougar Maintenance Restoration and Repair
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Continuing the discussion from Need help with wiring:

I just bought a 70 mercury cougar 351 Cleveland and I see why the stereo stuff wasn’t finished being hooked up. What a freaking massive stuff now I don’t think the sending unit is working and I started up and just heard a tick and shut it off right away, so I have to figure this wiring out. O

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Suggest you get a wiring schematic for starters. I got one for my 73 from the link below, invaluable. Also get some manuals, I prefer the CD version over the print books but thats just me.The biggest issues your going to troubleshoot always start with grounds and vacuum

https://www.faxonautoliterature.com/1970-Ford-Mustang-Mercury-Cougar-Factory-Wiring-Diagram-Original

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Fully agree with CatsRock. on the use of wiring diagrams and shop manuals. Our friends at WCCC offer a free download. There are better but they cost more and take more time to get.

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Thanks for mentioning the WCCC downloads, I forgot :+1: They weren’t available when I got my phatcat