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  1. How to Replace a PCV Valve - AutoZone

    Learn how to replace a PCV valve, prevent engine issues, and ensure smooth performance with AutoZone.

  2. When Should You Replace the PCV Valve? - Cars.com

    Jun 8, 2025 · Although some maintenance schedules include an interval for replacing the positive crankcase ventilation, or PCV, valve, others may not. In the latter case, a general recommendation is …

  3. How to Replace a PCV Valve in 4 Easy Steps - Engineer Fix

    Jan 3, 2026 · The Positive Crankcase Ventilation (PCV) valve is a small, inexpensive component that plays an outsized role in the health and longevity of your engine. It is a maintenance item often …

  4. PCV Valve Replacement: When and Why It’s Needed

    Nov 28, 2025 · PCV valve replacement explained with signs when it goes bad, the best way to test it, and how to swap it out.

  5. PCV Valve Explained: What It Does, Signs of Failure, and How ...

    Jun 13, 2025 · Learn what a PCV valve is, how it works, where it's located, and the symptoms of a bad or clogged PCV valve. Find out when to replace it and how much it costs.

  6. PCV Valves: What They Are, How to Test and Replace (DIY)

    Oct 8, 2024 · The PCV (positive crankcase ventilation) valve is a one-way valve that recycles crankcase gases back into the engine to burn. A plugged PCV valve can result in a rough idle and poor mileage.

  7. How to Replace a PCV Valve - In The Garage with CarParts.com

    Jun 8, 2024 · Save precious time and money by learning how to DIY the replacement of a failing PCV valve through this informative guide.

  8. How to Do a PCV Valve Replacement | Advance Auto Parts

    We show you how to diagnose PCV valve problems and replace a PCV valve yourself with the right tools. Also, find out how a PCV valve works.

  9. 8 Symptoms of a Bad PCV Valve (And Replacement Cost)

    Dec 12, 2025 · Replacing a bad PCV valve won’t be too costly, and many owners can replace this part on their own. The part itself costs about $10 or $20, while the labor costs to replace the valve will be …

  10. How to replace a PCV valve yourself — Ricks Free Auto Repair ...

    Oct 31, 2015 · Learn how to replace a PCV valve using my step-by-step guide. Get your up and running smoothly again.