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How To Test and Replace the PCV Valve on Your Car. Story by Family Handyman • 9mo. Y ou take your car in for an oil change. The work is almost done when the technician comes out to talk to you.
How Do You Test a PCV Valve? Although many PCV valves cost less than $15 and thus might be worth replacing as a preventative measure, it’s usually fairly simple to check yours to see if it’s ...
If you’re replacing a faulty PCV valve in the 4.6-liter V8, you’ll find it in one of the valve covers, next to the oil filler cap. You can replace this part yourself even if you know little ...
Here's a step-by-step guide on how to replace the PCV valve. The engine used in this guide is a 4.9-liter inline-6 in a 1991 Ford F-150. This engine is also referred to as the Ford 300 .
On the company's website, they've listed the results of a driving test where they evaluated three stock PCV valves and an aftermarket "dress-up" PCV valve where only one valve introduced vacuum in ...
The bottom line is this: Your service sales staff should understand that a neglected PCV system may cause oil leaks. It also can adversely affect engine performance and gas mileage, but that's another ...
Air leaking into your car—not out of it—can be a problem. Popular Mechanics’s automotive experts outline the tools and techniques proven to smoke out even the toughest to find vacuum leaks.