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

Need help, car will not start.

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Old Feb 28, 2004 | 07:25 PM
  #1  
kostya_f's Avatar
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From: Raleigh, NC
Thumbs down Need help, car will not start.

Allright guys, this thing has got us stumped.
About 2 weeks ago the car ran fine, I parked it. It was fairly cold for us here(~30F). Next evening I tried to move it to another spot; it started fine, but ran rough and stalled after like 10ft. I barely restarted it, parked and left it for the night. Now it will not start at all.
- Fuel pressure is good(~40)
- Tried using my extra pump and fresh fuel to make sure that the gas i got the last night it ran is good
- Pulled off the injectors and made sure they all open and spray nice.
- Checked the codes, but I've had to pull/recharge the battery, so there were none anyways.
- All the sensors in datamaster look good
- Replaced the optical part of optispark
- There is spark at at least 2 cylinders(pulled out plug and set about 3/8" from engine)
- Checked compression on one cylinder. The gauge is crappy and wasn't holding the pressure, but spiked to about 180.


Any help appreciated.
Old Feb 28, 2004 | 08:01 PM
  #2  
GreenDemon's Avatar
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From: Mishawaka, IN
Is there any other info you could post?
What it sounded like when you could still start it, what it sounds like when you try now?

If your fuel is good, I'd try doing a more in depth examination of your ignition system.
Old Feb 28, 2004 | 10:14 PM
  #3  
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After it died when I was trying to move it, it was just cranking a lot before firing. Now it just cranks and sputters every once in a while.
Old Feb 28, 2004 | 10:19 PM
  #4  
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From: Mishawaka, IN
Ha! It sounds like my problem, just a lot worse. My car does it eraticly, for the most part, except that it starts better when completely cold, or when it has just been turned off. In the middle sometimes I'll get this wierd thing where it will just sit there and crank. Eventually it will start, a lot of the time sputtering and finally sllllooowwwllly starting up. I suspect a culprit in the ignition or possibly in the fuel system, but I have yet to track it down. So when I do manage to figure it out, I'll let you know.

BTW, most of the ignition is new in my car except the stuff attached to the steering column. Fuel system is untouched except for adj. fuel press. reg.
Old Mar 1, 2004 | 08:26 AM
  #5  
kostya_f's Avatar
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From: Raleigh, NC
It was bad gas.
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