blog.BavAuto.com — Failure of the BMW Positive Crankcase Ventilation (PCV) system is a common problem that can lead to catastrophic engine failure. In this two-part series, Bavarian Otto shows you how to do it yourself on a V8 engine and save hundreds of dollars over what a dealer would charge. Everything you need for the job is available in our online store at https://www.bavauto.com/ (For our video showing how to do this on a BMW 6-cylinder engine, go to blog.BavAuto.com/go/PCV.)