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Spark Plugs keep fouling & P0172 code
Brief History: This has been going on for years now. I made a post in 2021 and that helped solve some of the problems I was having! But now I've narrowed down a specific, reoccurring issue: fouling plugs Reoccurring Issue: About twice a month I'll get a P0172 — System Too Rich Bank 1. Rarely...- Jerome Nelson
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- foul p0172 spark plugs
- Replies: 21
- Forum: Engine & Drivetrain
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Surging, bucking hesitation, cold ,throttle just off idle under 25 mph
- Latest: 2024 White Tahoe