Recent content by 06YukonXL
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Cats going bad?
I guess my biggest question is, will it hurt anything driving it like this until I save up to just buy a new Y pipe through GM? Other than a rough idle, it seems to run and drive perfectly fine. I’m thinking this thing probably never saw more than 2,000-2,500rpms it’s whole life and the cats...- 06YukonXL
- Post #2
- Forum: Engine & Drivetrain
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Cats going bad?
I recently acquired a unicorn. An extremely clean (so clean you could eat off of it) 2006 GMC Yukon XL with 108,000 original miles on it. One owner vehicle that an older man bought new. I noticed after driving for a few days and parking in the garage it smelled like rotten eggs. It doesn’t...- 06YukonXL
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- Replies: 11
- Forum: Engine & Drivetrain
