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Spark Plugs and Wires
Chevy Silverado
Canon

Why No spark all of a sudden on 86 silverado?

Answer

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Wiki User
February 24, 2008 4:57AM

It is usually the ignition module [someauto parts stores can test] but is also 30% of time the coil. For me it always ends up being a bad ground, even after I think I've checked them all there's always that one hidden one.