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Chevrolet S10 Oil-soaked spark plug wire rubber boots can cause misfire or rough idle

 
Chevrolet S10 Problem
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Model Years Affected: 1990, 1991, 1992, 1993

Engines Affected: 2.5L 4 Cylinder, 4.3L V6

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The spark plug wire rubber boots may get soaked with oil, causing a misfire or rough idle.

  • martinedwards, , 4.3L V6, 110,000 mi
     Rookie

    after soaking engine compartment with brake fluid (I forgot to put the cover back on when bleeding the brake line, and it sprayed all over) the truck ran rough and even stopped.

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