# What Parts Of The Engine Are The Most Prone To Carbon Buildup?

> You may or may not notice the initial hints of carbon buildup. They typically show up as a little roughness at idle or slightly lower mileage – until one day your check engine light turns on because one or more engine…

- **Source:** [SlashGear](https://www.slashgear.com/2165940/what-engine-parts-most-prone-carbon-buildup/?utm_source=gearopen.com&utm_medium=referral&utm_campaign=feed&utm_content=6a00d146e93b759ed86a5d9e)
- **Published:** 2026-05-10
- **Category:** Cars
- **Tags:** #engine #buildup #carbon #parts #because #prone #behind #check
- **Canonical:** http://localhost:4321/a/6a00d146e93b759ed86a5d9e

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_GearOpen's distilled summary. The full original article is published at SlashGear (source link above); GearOpen does not republish the source's full text._