2005 Chevy Silverado muffler

2005 CHEVROLET SILVERADO
76,000 MILES • V8 • FWD • AUTOMATIC
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GIGI45
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  • 2 POSTS
what would cause soot around the muffler and can it be driven like that
Feb 15, 2010 at 3:28 AM
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JACOBANDNICKOLAS
  • ✓Experienced Mechanic
  • 110,248 POSTS
Is it around the muffler or the tail pipe?

Let me know.

Joe
Feb 16, 2010 at 1:06 PM
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DENNYP
  • ✓Experienced Mechanic
  • 1,824 POSTS
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 3:23 PM
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GIGI45
  • MEMBER
  • 2 POSTS
the soot is around the muffler
Feb 17, 2010 at 12:51 AM
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DENNYP
  • ✓Experienced Mechanic
  • 1,824 POSTS
Is it around a small pinhole at the front or back of the muffler?
Feb 17, 2010 at 8:46 AM
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