# How Often Should You Change Spark Plugs? Here's What Mechanics Recommend

> Misfiring, rough idling, poor acceleration, and decreased fuel efficiency — the four ominous horsemen of bad spark plugs.

- **Source:** [SlashGear](https://www.slashgear.com/1892585/how-often-change-spark-plugs-guide/?utm_source=gearopen.com&utm_medium=referral&utm_campaign=feed&utm_content=6859a0aa9401a4aca61d6a66)
- **Published:** 2025-06-23
- **Category:** Cars
- **Tags:** #spark #plugs #change #mechanics #often #recommend #acceleration #anxiety
- **Canonical:** http://localhost:4321/a/6859a0aa9401a4aca61d6a66

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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._