Quote Originally Posted by BlackFlag View Post
Interesting. Would that throw a code? If no code is thrown does it mean its not severe?
It will probably not throw a code. I had an EGR stuck 95% open for two days with no code and no check engine light. It WILL hurt your engine to keep driving with a vacuum leak that big. When it runs lean (extra air from vacuum leak) it runs hot. And hot makes things break.