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

Car won't start again

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Old Feb 24, 2003 | 01:09 PM
  #1  
94blkTA's Avatar
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From: Winchester, Ohio
Car won't start again

Tried to start the car for its weekly drive and it wouldn't start, again. You can crank the car over as much as you want and doesn't seem like it's even firing. Then as soon as you let off the key it will start dieseling backwards. The car has been doing this every once in while for almost a year, it does it maybe once every couple months. 95% of the time the car runs fine, but then it does this.

I have tried about everything I can think of to fix this. Unhooked the accel ignition and re hook the stock, no help. Swaped out coils, no help. New fuel pump, does seem to have helped this problem. Swaped out the injectors for different ones, no help. Swaped out optis, didn't help. I've checked timing on the cam, it was good. Plugs are basicly new, so are the plug wires. Swaped out starters, no help. Any other ideas.
Old Feb 24, 2003 | 01:43 PM
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From: looking for a flow bench so Brook and I can race
you either
A. need a new fuel filter
B. fuel fouled your plugs
Old Feb 24, 2003 | 01:48 PM
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Fuel filter was replaced about 1k miles ago. What exactly would cause it to diesel like it is, it'll do it for several seconds sometime.
Old Feb 24, 2003 | 01:56 PM
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From: looking for a flow bench so Brook and I can race
Originally posted by 94blkTA
Fuel filter was replaced about 1k miles ago. What exactly would cause it to diesel like it is, it'll do it for several seconds sometime.
the unGodly amount of gas in there being compressed maybe

replace those plugs

maybe even turn the motor without the plugs in there to get the gas out maybe
Old Feb 24, 2003 | 02:01 PM
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From: Winchester, Ohio
I've got an extra set of plugs laying around, i'll toss them in and see if they work better, we'll at least the seven i can get without taking one of the headers off. If the first seven help I'll go for the last on too, lol.
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