Help! Car stalls when going from high RPM to idle

[Nate Stuart]

Sounds like a sticky decel valve, go here:
http://www.sjmautotechnik.com/vac.html#stall
for the details.

HTH
-Nate
'89 90tq
www.newtsplace.com/90tq

Ben Pearre said:
> Hi!
>
> 1990 200AQ.
>
> I just drove 1300 miles without a problem.  Returning from Nova Scotia
> to Boston, I stopped off in Portland to get a UHaul trailer (I'm
> moving to Boulder tomorrow).  That means I towed the trailer (empty, but
> lots of windage - 18 MPG @ 60 MPH, normally this would be 27 or so) for
> about 100 miles.  Now, the car keeps stalling, both when I start up and
> when I take my foot off the gas/hit the clutch.  The
> engine comes down from 2000 RPM or whatever and just keeps sinking lower
> and lower until it stalls.
>
> Trying to start the engine, it sometimes seems to catch, but can't hold
> up its RPMs, and just stops.  I can then start the car by giving it some
> gas while turning the starter.
>
> It seems to happen more when the engine isn't warmed up, but I
> wouldn't swear that this is a large effect.
>
> The car normally idles at 700 RPM or so, and that works fine.
>
> Thanks very much for any ideas!!
>
> -Ben
>
> --
> bwpearre at alumni.princeton.edu                 http://hebb.mit.edu/~ben