[Shotimes] Aggrevating engine problem

[Paul Nimz]

On my '97 the rpms would wander and usually would drop so low the engine
would die.  It was a vacuum leak.

Paul Nimz
'97 TR SHO
'93 EG mtx SHO


----- Original Message -----
From: "Steve Weinrich" <stevwein@swbell.net>
To: "Shotimes Posting" <shotimes@autox.team.net>
Sent: Monday, February 10, 2003 10:27 AM
Subject: Re: [Shotimes] Aggrevating engine problem


> I'd look at the ISC/IAB valve.
>
> Run the KOER diagnostics and see if you get a code for the Idle Speed
> Control.
>
> All of your symptoms can be caused by this part.
>
> Also, inspect for a vacuum leak.  The ISC/IAB valve is supposed to be a
> metered vaccum leak.
>
> Steve
>
>
> ----- Original Message -----
> From: "Thesing, Hunter M." <HMTHESING@stthomas.edu>
> To: "Shotimes Posting" <shotimes@autox.team.net>
> Sent: Monday, February 10, 2003 10:18 AM
> Subject: [Shotimes] Aggrevating engine problem
>
>
> > Once again, I seek help from the SHO gods.  I just replaced my fuel pump
> with
> > a high flow unit in hopes of remedying a stalling problem.  However, it
is
> > still stalling.  It does it when I am stopped or sometimes when I push
the
> > clutch in (such as downshifting).  The RPMs bounce up and down and
usually
> > stalls.  I also just replaced the O2 sensors. Also, possibly related, at
> times
> > (mostly at highway speeds) it will cruise at a constant speed, but when
I
> give
> > it a little more gas, it stumbles, bogs, and sometimes jerks.  It feels
as
> if
> > it's not getting enough fuel (or air).  The spark plugs and wires are
less
> > than a year old, so I wouldn't think that they would have anything to do
> with
> > it.  It's a weird problem.  Sometimes I have power up the wazoo, and
> sometimes
> > I wish I had my Saturn again.  Anyways, any ideas or suggestions would
be
> > greatly appreciated.
> >
> > Thanks,
> > Hunter Thesing
> >
> > '93 SHO Emerald Green MTX
> > 98,600 Miles
> > 190 LPH fuel pump
> > K&N Air Filter
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