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To fix or not to fix?

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Old Aug 9, 2008 | 11:04 PM
  #1  
71vetteinva's Avatar
71vetteinva
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Default To fix or not to fix?

I originally posted this one in the general section, but I thought I'd get more responses on the tech board.

My 2000 has been having some problems with a hard start after sitting for a few hours. Here's the description:

http://forums.corvetteforum.com/show...post1566656459

Any idea what might be causing this issue?

At worst, it's a minor annoyance to me, so I'm inclined to live with it. Unless it's indicative of a more pressing problem (like failure of the fuel pumps).

Any opinions? Is this issue worth addressing or is it a common C5 glitch that I can safely learn to live with?
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Old Aug 10, 2008 | 07:29 AM
  #2  
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Leaky injector(s). They should CLOSE on shutoff, get a fuel pressure gauge on it. If they leak, your flood the engine and your fuel rail will have to repressurize on a cold startup.
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Old Aug 10, 2008 | 10:31 PM
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Originally Posted by dougbfresh
Leaky injector(s). They should CLOSE on shutoff, get a fuel pressure gauge on it. If they leak, your flood the engine and your fuel rail will have to repressurize on a cold startup.
or maybe fuel pump is going.
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Old Aug 10, 2008 | 11:15 PM
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throw any codes?

There are so many things it could be.. but always start "simple".

1. Clean the MAF
2. Check for leaks on the intake system.. specially AFTER the maf.
3. Plugs? wires? Air cleaner?
4. Cheap gas? did you try some techron?
5. poorly sealed gas cap?
6. try Idle relearn?

then go to the "medium ugly" stuff
1. bad o2 sensor?
2. faulty TPS
3. clogged fuel filter

etc.

Last edited by Todd157k; Aug 10, 2008 at 11:22 PM.
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