However, oil leaks are a relatively common problem that ... until you discover oil residue somewhere, like the intake manifold. While a small amount of oil in the intake manifold can be normal ...

The first route is past a leaking intake manifold gasket on V-type engines that utilize the intake manifold as a valley cover. In such a case, intake manifold vacuum actually pulls oil into the ...

You may have to perform a similar treatment closer to the top of the engine to really pinpoint some leaks, particularly those from intake manifold gaskets. However, if the oil stream is blown ...

QUESTION: I was just informed the coolant leak in my GMC Yukon is due to a leaking intake manifold gasket. Apparently this is a common problem. I was shocked at the price quoted for the repair and ...

Of fluids that can leak, the most serious is gasoline, as it’s highly flammable — but oil can also catch fire, particularly if it drips on a hot exhaust manifold (as it might if a valve-cover ...

That's a primary problem area. The gaskets can also leak at the top of the valve cover causing oil to puddle at the edge of the intake manifold. Identifying the source of the leak in this area ...

That's a primary problem area. The gaskets can also leak at the top of the valve cover causing oil to puddle at the edge of the intake manifold. Identifying the source of the leak in this area ...

and to alleviate crankcase pressure which could cause oil leaks or seal damage. The PCV system routes crankcase fumes into the intake manifold where they can be burned to eliminate harmful ...

Here we’ll get into how I sorted the oil leak situation and worked in a couple ... housing’s rear bolt that’s hidden behind the intake manifold. Like maintenance on any German car, including ...