Finding boost leak?

[Jorgen Karlsson]

Hi,

You could hear a suction sound from the air filter box.

Jorgen

>
> Hey guys,
> I need some help. I have a large leak in the intake system, but only in
> boost. The car runs fine in vacuum, in boost I can hear a large leak. It
> isn't the turbo whistle that is supposed to be there. Then when I shift
> there is a big woosh like a blow off valve would produce. The thing that
> baffles me, I pressurized the intake plumbing, and I could not find a leak
> even with 10psi! Anybody have any ideas?
> Thanks
> Mike
>