C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Coil grounding strap

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Old Jun 5, 2008 | 02:55 PM
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Rbuet
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From: Germantown WI
Default Coil grounding strap

1995 LT1 - I think I am missing my coil grounding strap.

I recently removed the coil and do not remember seeing one, nor connecting one.

I recently had a no spark situation, replaced the ICM and it started. Two days later, back to the no-spark condition. Only code is DTC #12, which apparently tells me nothing. FSM seems to be pointing at an ignition ground problem.

Can anyone tell me what it looks like? Where it starts and ends? Do I have to purchase one? Or can I make one?

Thanks in advance for the help!
Ron
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Old Jun 5, 2008 | 04:50 PM
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DVNCI
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From: Bowling Green KY
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Originally Posted by Rbuet
1995 LT1 - I think I am missing my coil grounding strap.

I recently removed the coil and do not remember seeing one, nor connecting one.

I recently had a no spark situation, replaced the ICM and it started. Two days later, back to the no-spark condition. Only code is DTC #12, which apparently tells me nothing. FSM seems to be pointing at an ignition ground problem.

Can anyone tell me what it looks like? Where it starts and ends? Do I have to purchase one? Or can I make one?

Thanks in advance for the help!
Ron
Pretty sure there isn't one, neither my 93' or 96' have one. The coil is grounded by the black wire that is in the harness itself I think.

I recently had no start with a Code 42 and after replacing ICM, Opti, and ECM it was the coil!!!!!!!!

Seems like Code 12 is just a burned out SES light if I remember correctly?????
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Old Jun 5, 2008 | 05:18 PM
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St. Jude Donor '05-'06
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DTC 12 says the ecm is communicating. If you don't get it you have trouble.
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