C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Need help with a no-start problem.

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Old Aug 27, 2006 | 12:01 PM
  #1  
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From: High Plains Drifter Fayetteville, AR
Default Need help with a no-start problem.

Summary:

Car was running fine. Stopped at store, came out car wouldn't start. Followed service manual trouble tree, found coil to be bad. Replaced coil. Car started and drove fine. Next day, car starts and runs fine. Stop at store, car would not restart. No spark, bad coil.

What is killing my coils? The first coil that died was my original (as far as I know it was), this second one was a hypertech coil and a little spendy. Would like to know what's happening. Gonna have it towed to the mechanic tomorrow, but would like to have a little knowledge of the problem before it goes. I don't have the time to work on it myself.
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Old Aug 27, 2006 | 12:08 PM
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From: San Diego , CA Double Yellow DirtBags 1985..Z51..6-speed
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Not sure, but for starters I'd quit going to that store.




My last car's service manual kept pointing me to a bad ignition module, which I kept replacing. Turned out the coil was opening when hot, but after cooling down it'd work again. This would die while driving it though. Maybe yours is the module? If it's intermittent, it can lead you down the wrong path on the diagnostic flow chart.

Last edited by CentralCoaster; Aug 27, 2006 at 12:11 PM.
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Old Aug 27, 2006 | 12:12 PM
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From: The Top of Utah
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Did you do any work to the car prior to the problem? Tune up, etc.?

RACE ON!!!
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Old Aug 27, 2006 | 12:24 PM
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From: High Plains Drifter Fayetteville, AR
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Originally Posted by CentralCoaster
Not sure, but for starters I'd quit going to that store.




My last car's service manual kept pointing me to a bad ignition module, which I kept replacing. Turned out the coil was opening when hot, but after cooling down it'd work again. This would die while driving it though. Maybe yours is the module? If it's intermittent, it can lead you down the wrong path on the diagnostic flow chart.

Yes, the grocery store is evil.

Car will not start when cold after it quits.
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Old Aug 27, 2006 | 12:25 PM
  #5  
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From: High Plains Drifter Fayetteville, AR
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Originally Posted by CFI-EFI
Did you do any work to the car prior to the problem? Tune up, etc.?

RACE ON!!!

No recent work. I have not touched anything on the car in over a year.
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Old Aug 27, 2006 | 03:31 PM
  #6  
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..off topic...did you sell your csv?
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Old Aug 29, 2006 | 10:19 AM
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jcaire.......check you pm's and e-mail.......
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