which color is the tach wire on a 1994 lt1 z28

04-01-2011, 03:01 PM

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which color is the tach wire on a 1994 lt1 z28

im tryin to install this street fire box and im looking for the tach wire.. which color is it.. If i read correctly is it on the ICM?

04-01-2011, 04:26 PM

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White. You can pick it up at the ECM. I think you can get it at the ICM but I have never got it from there.

04-01-2011, 08:36 PM

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I think it reads from the Opti in that Harness..

04-01-2011, 09:53 PM

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