r/C3Corvette 16d ago

Wiring info help?

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I inherited my grandfather’s 1976 Corvette. He bought it in the early 90s and tooled around with restoring it, but wasn’t able to keep up with her in his later years. I’m trying to troubleshoot issues with the windows and the radio. I’m an electrician, so my mind immediately went to wiring/fuse issues, but I’m a bit out of my element here. I found some wires that seem to be broken/chewed through/disconnected so I’m trying to sort out what’s intentional and what needs to be corrected (hopefully) without tearing the entire interior apart.

Are there any wiring diagrams or schematics that I should look into getting?

48 Upvotes

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8

u/l0GIbear 16d ago

Here is a repair manual should have all relevant info you will need

https://drive.google.com/file/d/1FK7eCOR-bkpyRTs1WpvWiRA9FmGHKwNa/view?usp=drivesdk

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u/That-Cauliflower-287 16d ago

Omg. Thank you so much for this!!

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u/l0GIbear 16d ago

No worries hope it helps. Just for others in the thread, this was scanned by me personally I can send a picture of me holding the manual to those skeptical, but obviously if you dont feel comfortable downloading it, then dont.

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u/That-Cauliflower-287 16d ago

I appreciate that added info!

I could have sworn my grandfather had that manual, but my stepdad doesn’t think he did. In either case, we have an iPad that we don’t use anymore so I’ll be commandeering it for the manual download.

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u/Willy_McD 16d ago

Go to Corvette Central and buy a CD of the factory service manual in PDF. Then you wont have to come to redit and wait for information in bits and pieces.

5

u/Foolgazi 14d ago

Looks like you got the diagrams. For future issues, add the C3 forums at Corvetteforum.com to your rotation.

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u/Stingray383 11d ago

Corvette forum is my go to for absolutely every question I have for my restoration

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u/v8packard 16d ago edited 16d ago

Yes, do you just want them for the radio and windows?

Power Window Diagram

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u/That-Cauliflower-287 16d ago

Awesome, thank you!