vacuum leak?

On 12/12/06, Florian Speier <groups.florian@gmail.com> wrote:
> friends,
>
> I have a 1997 ford crown vic as replacement vehicle for the van during the
> subie conversion. have some trouble with it. is there a crown vic list
> someone knows about?
>
>
> in case someone here is an expert and would pm me, this is the problem:
>
> intermittent tooo low idle
> on some days, the engine would stall whenever i take my foot of the gas (in
> the middle of an intersection usually), so the only way you can drive the
> thing is with one foot for gas and the other one for brake. not very
> pleasant. if the problem is there, it will be there for the whole ride. it
> is not dependent on whether the engine is warm, even happens after stretches
> of highway.
> most of the days it runs fine, and the engine idles rather too high. you
> know how the idle increases when you shift the tranny from drive to park?
> this does also not happen when the problem is there.  i think the problem is
> more often occuring on wet days.
>
> thanks for the bandwidth.
> flo
>