Squog wrote:
>
> Please please help. I recently bought my 1999 2 litre 156 and I have
> this annoying low frequency tone / whine seemingly coming from the
> drivers side window vent. This only happens when the engine is hot and
> more than 1500 rpm. But the tone is a constant pitch it does not
> increase with engine revs.The previous owner said that it was something
> to do with the ventilation but now I am not so sure. The weird part is
> that I do not hear the same noise from the engine....whatever it is it
> is causing me a lot of grief...
>
Does it go away with the engine off, but the ignition on?

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