i am hooking up a tachometer

1989 CHEVROLET CHEYENNE
V8 • 2WD • MANUAL
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BRMALONE
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where is the negitive wire on the coil located to a 454 1989 chevy 1 ton
Dec 25, 2010 at 5:42 PM
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JDL
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It's the white wire in the diagram. Follow the tach manufacturers instructions for installation.

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Dec 25, 2010 at 5:58 PM
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BRMALONE
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my truck did not come with a tachometer. it just has a inicator light that lights up telling you went to up shift for better fuel economy.would it still be the same? and the tachometer i am hooking up says that i need to attach a wire to coil negative
Dec 25, 2010 at 6:14 PM
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JDL
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If you have coil I'm thinking of, should be the white wire. I can't see it from here.

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Dec 25, 2010 at 8:25 PM
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BRMALONE
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Thanks
Dec 31, 2010 at 5:08 AM
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JDL
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Hope you got it?
Mar 2, 2011 at 4:39 PM