LT1-LT4 Modifications 1993-97 Gen II Small Block V8

LT1 starts for a sec. then dies?

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Old 11-16-2008, 03:10 AM
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Default LT1 starts for a sec. then dies?

It will start up for 1 second then dies. Last weekend I started it for the 1st time and it idled for a couple min. then I shut it down cause I still needed to put coolant in it. It's a swap project 95 lt1 in a 85 TA Vats bypass is connected and working. Bad ground Maybe? IAC valve?
Old 11-16-2008, 06:35 AM
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ICM(ignition control module). Located with coil on the front of the driver's side head. You can test one from another LT1 to make sure before you pull it if you desire. Good luck. Hope this helps.
Old 11-16-2008, 10:39 PM
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that was it. Thanks. Module itself is good but the connector is broke. harness plug won't lock on it.
Old 11-16-2008, 10:40 PM
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Running into the same thing with mine, actually think it is the connect to the coil or ICM or wiring harness... haven't had time to work on it so it sits till spring
Old 11-16-2008, 10:43 PM
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Originally Posted by 8595transam
that was it. Thanks. Module itself is good but the connector is broke. harness plug won't lock on it.
did you just replace the connector? If so where did you get yours from?
Old 11-16-2008, 10:56 PM
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I'm just going to the local parts store and get one. Autozone,oreillys, etc.
Old 11-17-2008, 05:18 AM
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Originally Posted by 8595transam
that was it. Thanks. Module itself is good but the connector is broke. harness plug won't lock on it.

No problem. Glad I could help.



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