LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

Cold start valve/injector?

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Old Mar 6, 2006 | 02:03 AM
  #1  
danny525's Avatar
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From: BC, Canada
Question Cold start valve/injector?

Do LT1's have them? My cold start is a little slow, it turns over like its not getting fuel when its cold for about 4 seconds to long. But once started, if i turn the car off, and start it in the next 10 minutes, it will start right up. Any ideas?
Old Mar 6, 2006 | 02:29 AM
  #2  
TransAm396's Avatar
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From: Connecticut
Re: Cold start valve/injector?

no they dont..only TPI's. Turn the key 2 clicks(on but not started) and youll hear the pump priming.when you stop hearing that sound....then try and start it. see if that helps.
Old Mar 6, 2006 | 11:49 AM
  #3  
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Re: Cold start valve/injector?

Check your fuel pressure, and how well it holds after the pump shuts off. If it bleeds down too fast, it could be a problem with the check valve in the pump, the diaphragm in the fuel pressure regulator, or leaking injectors.
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