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

Problems with my LT1

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Old Mar 14, 2004 | 07:42 PM
  #1  
c0rey's Avatar
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From: Nebraska
Angry Problems with my LT1

Hey what should I check on the z I got it home today. I don't think there is anyway for people to put **** in my gas since I had the locking cap. It has fuel and has spark as well. Sparking from both the coil and the opti. Getting Fuel. Fuel Pump works. Anyone have anything I can check gonna see about the pcm if there are ways to check it. Anyone have any ideas?

When I try to start it just pops outta the exhaust. Has new fuel filter as well.

Let me know what to check Im up for anything now.
Old Mar 14, 2004 | 07:52 PM
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Ignition Control Module <------
Old Mar 14, 2004 | 07:55 PM
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it's not the ICM if it has spark. what did you do about the Gas Corey?
Old Mar 14, 2004 | 07:56 PM
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I haven't done anything with the gas yet. Like I said since I had a locking cap I dont think they put anything to it.
Old Mar 14, 2004 | 07:58 PM
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you better make 100% sure before you go any further.


ohther then that.. start with a fuel pressure test since your getting spark
Old Mar 16, 2004 | 02:11 AM
  #6  
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Draining the tank any other Ideas?
Old Mar 16, 2004 | 03:33 AM
  #7  
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check under valvecovers..
i had a no start problem and it was a broken valvespring
Old Mar 16, 2004 | 07:14 AM
  #8  
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I would suggest tapping on the PCM with a screwdriver handle to see if the car stumbles, but since it's not running, I guess it wouldn't do you any good.

It could be the Ignition Control Module. Also check fuses. You could have a burned out fuse.

If all fails, that's when I would pop off the valvecover gaskets.
Old May 7, 2004 | 02:43 PM
  #9  
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From: Houston TX
Angry

im having the same problem with my z.. i just replaced the cap and rotor since i was getting a weak spark.. when i tried to start it, it would just pop out the exhaust like the timing is way off but the opti only goes on one way... im so frustrated plz help
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