all the spark plugs on driver side burning black

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all spark plugs are burning black on drivers 5.3 chev pickup 2007

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Dec 30, 2010

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What are the best Chevrolet repair shops?

RepairPal Certified shops can diagnose and repair your 2007 Chevrolet Silverado 1500. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.

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What is your question?

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all the spark plugs on driver side burning black

What is your question?

all spark plugs are burning black on drivers 5.3 chev pickup 2007

Visitor

in Thompson ND

Dec 30, 2010

1 Reply

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ZeeTechon Dec 30, 2010

Looks like the driver side bank runs rich. Are the plugs looks good on the other bank? Zee

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Popular Answer

What are the best Chevrolet repair shops?

RepairPal Certified shops can diagnose and repair your 2007 Chevrolet Silverado 1500. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.