is the back of icm a ground?

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04-26-2011, 10:13 PM

twistedbowtie

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is the back of icm a ground?

i have a 95 z28 6 speed new plugs/wires new opti. my question is. the back on the icm is metal (aluminum or w.e) is that a ground to the head? and could be what is keeping my car from fireing?

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04-26-2011, 10:33 PM

Big Al

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No, the black wire, pin C is the ground.
shbox.com has the diagrams.

Al

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04-27-2011, 10:09 AM

05HD

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The back of the ICM is a heat sink. It should be touching aluminum to transfer as much heat away from the thing as possible so it doesn't cook itself.

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