I had vacuum leak on my 06 2500 no EGR where the tube would go on the intake it’s like a thimble with a little blue gasket on it. My mileage went from about 12 to 13 down the 7.4.
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.