2005 Chevy Silverado muffler

2005 CHEVROLET SILVERADO
76,000 MILES • V8 • FWD • AUTOMATIC
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GIGI45
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what would cause soot around the muffler and can it be driven like that
Feb 15, 2010 at 11:28 AM
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JACOBANDNICKOLAS
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Is it around the muffler or the tail pipe?

Let me know.

Joe
Feb 16, 2010 at 9:06 PM
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DENNYP
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Soot is a normal byproduct of the combustion process. If the soot is excessive, it would be from over fueling.(rich air/fuel mixture)
Feb 16, 2010 at 11:23 PM
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GIGI45
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the soot is around the muffler
Feb 17, 2010 at 8:51 AM
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DENNYP
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Is it around a small pinhole at the front or back of the muffler?
Feb 17, 2010 at 4:46 PM
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