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C3 Vette not starting: Need help troubleshooting

3133 Views 10 Replies 10 Participants Last post by  AGVI
Hi I am a newbie with a 1980 Vette and just getting into tinkering. I recently had her started up in my garage, idling for about 5 minutes, put in park and then she wouldn't start about an hour later. Turn the keys in the ignition and get nothing, no sound, no clicking, not even trying. Cabin lights, radio, power windows all work and the battery has been tested and fully charged.

What would you check next? Is there a fuse for the ignition? Starter Solenoid? Please help!

I am just getting into this type of stuff so explanations for dummies would help!

Thanks
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Welcome aboard.
It is very hard trying to diagnose a problem with the written word alone, one needs to be there physically to hear, see, touch, etc., to even come close to seeing what's wrong.
Could be the ignition switch, a fuse, who knows.........
Bring in a Corvette or car guy who knows his way around automobiles.
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Personally myself I would check the starter connection to make sure it tight. Then work my back from there.
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Oh how rude of me welcome to the site very knowledgeable bunch here. If grumpyvette chimes in pay attention he knows his stuff.
Teamhall, welcome to the group, if you are just starting out don't get discouraged, everyone has to start somewhere! If your knowledge of automotive electrical/mechanical devices is limited, fear not. The C3 is one of the most documented vehicles on the planet. Having said that, my recommendation for your starting problem is to go back in the house and get some "book learning". Order a factory service manual for your year NOT one of the Chilton's or something like that. There are many sources, they are all reprints of course. I advise getting a pdf version, much easier to search, then just print out something if you need it.

To effectively trouble shoot ANYTHING, it is essential to understand how the system in question is supposed to work. Knowing that, you can then intelligently test various "points" of the system in question. An organized and thought out test procedure will save you countless hours of frustration and many dollars.

No one can effectively troubleshoot your car on line without lots of supporting information. In your case it could be anything from a battery cable to a transmission neutral switch (or clutch switch). To get you started, here's the starting circuit page from my 81 Service Manual. The 80 will be very similar. There are other pages involved, namely the ignition switch and power distribution pages.

When you get your 80 Service Manual feel free to ask for help understanding specific things about the circuits, where the components are located, how to test, etc. This is probably not a difficult problem to repair, just might be a little difficult to find. Good luck, let us know how it goes!

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the guys gave good info, but what you need is to think logically and test each step ,trace the potential issues, test eliminate, move to the next.
ID clean the battery terminals and battery posts and re-install the cables as a first step
if that does not clear it,
Id put the vette up on jack stands or a lift to allow easy access to the starter, as a first step
watch the videos in the link and test your starter

read both links
Problem with starter



once the engine spins on the starter we can proceed
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If it's a automatic I would check the neutral safety switch.
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After not using the vette for a couple of weeks (everything was fine before that) I went into the garage and tried starting it, and nothing, no crank no nothing. All the lights do come on and I checked the battery and that is fine, which I suspected since it is a month old. Can anyone please help me on what I should look for? Some testing I could do? My feeling is that is has to do with the factory alarm but I am not sure. Any help would be appreciated. I apologize if I didnt give any more info, but if more is needed I can provide it.
.... but if more is needed I can provide it.
Welcome to DC. The more info you provide the better the answers will be, It's like going to the doctor and say you hurt but don't tell him where and how much
After not using the vette for a couple of weeks (everything was fine before that) I went into the garage and tried starting it, and nothing, no crank no nothing. All the lights do come on and I checked the battery and that is fine, which I suspected since it is a month old. Can anyone please help me on what I should look for? Some testing I could do? My feeling is that is has to do with the factory alarm but I am not sure. Any help would be appreciated. I apologize if I didnt give any more info, but if more is needed I can provide it.
Hello cohenfor,
Year ? Engine size ?
Welcome to Digital Corvettes. Hopefully you figure out the problem soon. (y)
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