PCV valve Archives - UnderhoodService
VIDEO: Why Checking The PCV System is Critical to Curing Gasket Leaks

Andrew Markel explains how a gasket that comes in contact with crankcase vapors can cause an oil leak, and how you can test pressure and vacuum with the right tools. Sponsored by MAHLE.

PTC Expands Filter Program

The expansion includes air filters, cabin air filters, fuel filters, oil filters, PCV valves and transmission filters.

VIDEO: Gasoline Direct Injection (GDI) Carbon Deposits And The Synthetic Oil Connection

Conventional oil that has high volatility will cause more vapors and make carbon deposits worse. Synthetic oil with low volatility can reduce vapors and prevent carbon from forming on the valves. Sponsored by Auto Value and Bumper to Bumper.