Check the fuel pressure while the engine is running and the problem is
in evidence. Buy or make a cheap pressure gauge and attach it to the
fuel rail. If you find that the pressure is dropping then we can get
into the many possible causes and fix it.

Mark

Blake Thornton wrote:
>
> Well, I've done almost everything now and I'm getting close to giving up.
> First, let me summarize what is happening again:
>
> While driving, van "almost" dies.  By this, I mean the rpms drop to about
> 500-700 (no tach) and I get NO response from the throttle.  While many of
> the suggestions made are quite good (and all are appreciated!), it seems
> most people are not fully understanding that I get NO response from the
> throttle.  When this is going on and I'm in the engine compartment and I
> play with the throttle, I can hear the flapper in the AFM moving, but
> still NOTHING happens.
> ............