Chevy Silverado
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Mercury Sable

Where is the tachometer sending unit on a 1987 Mercury Sable?

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2006-05-13 02:20:16
2006-05-13 02:20:16

There is no such animal as a "tachometer sending unit." The tachometer circuit is spliced into the ignition circuit and reads the actual ignition signal used by the ignition module.

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