6 Symptoms of a Bad EGR Valve – What It Does and When to Replace It

https://amzn.to/43N4WNr - All-in-One OBDII Scanner Got a rough-running car? This quick guide breaks down everything you need to know about EGR valves—what they do, common symptoms (rough idle, loss of power, poor fuel economy, smoke, knocking), and when to clean versus replace. Perfect for auto repair beginners who want clear, mechanic-approved explanations without the jargon. Timecode: 00:00:00 - Introduction 00:00:20 - EGR Function Explanation 00:00:53 - Symptoms 00:02:38 - Replacement Decision ****** Disclosure: As an Amazon Associate, I earn from qualifying purchases. This means that I may receive a commission if you click on an Amazon Affiliate link and make a purchase. This helps support my channel and allows me to continue to make videos like this. Thank you for your support!