Corvette C4 Forum 1984 through 1996

No Electrical Power

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  #1  
Old 10-26-2021, 08:36 PM
thebrettster's Avatar
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Default No Electrical Power

Greetings All,

I'm helping someone out with their 1993 Corvette. A few years ago the hooked the battery leaders up backwards ( I dunno how but they did ). Needless to say nothing in the car works. No lights, radio, ignition, etc. I've put a new battery in and checked every fuse in both fuse boxes by the battery and the one on the passenger side dash. I'm getting 12 volts to the alt and both sides of the fuse boxes by the battery, the two orangish/red fusable links behind the battery seem to be fine. I know on previous models they had a few fusable links but I can only find two.

Is there something else I should be looking for?

Thanks in advance!
 
  #2  
Old 10-29-2021, 08:37 PM
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Welcome to the forum. They might have to get a factory service manual to determine where all of the fusible links are located. Unless the electronics had reverse bias protection built in, they may have fried just about everything on the car.
 
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Old 10-29-2021, 08:46 PM
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Thanks!!

Out of blind luck, replacing the positive cable worked! The car turns over and all the electrics seem to be working. The fuel pump is not working so I'll attack the relays next.
 
  #4  
Old 10-31-2021, 10:01 PM
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Thanks for reporting back.
 
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