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Chevrolet Silverado 1500 Check Engine Light Due to Gas Cap Issue

 
Chevrolet Silverado 1500 Problem
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Model Years Affected: 2008, 2009, 2010

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A Loose or worn gas cap may cause Check Engine Light to illuminate.

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  • Visitor, , 44,550 mi

    i replaced the gas cap and had the computer reset....3 days later the truck told me to tighten the gas cap again. now the check engine light is back on.

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