Metal shavings

Asked by Jan 26, 2017 at 08:00 PM about the 2004 GMC Yukon XL 1500 SLT 4WD

Question type: Maintenance & Repair

Ok so i have 04 gmc yukon xl 4x4
I recently got new computer for it and
now i changed the tsp sensor now the
truck is blowing out metal shaving out
the exhaust could this be blown
motor,? Catilic converter?? Please help
thanx

1 Answer

70,255

Most likely the catalytic converter or the muffler is falling apart internally. HTH. -Jim

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