Last time I had these symptoms I discovered that my plugs were fouled.  I
replaced with a spare set of plain ole Bosh plugs and viola!

2009/4/7 Danny C <bruiserbabie@yahoo.com>

> So I just spent $3500.00 and had my 84 1.9 vanagon westy engine rebuilt by
> Halsey automotive. They did a wonderful job. The van has been running so
> good. I have only 1300 miles since the rebuild. Just the other day I was
> driving the van and was stuck in rush hour traffic, stop and go. When the
> cars finally started moving my van has a sudden loss of power. It felt like
> it was running on 3 cylinders. Then it started surging In and out. So I
> pulled over turned the engine off and found the only tool I had (a screw
> driver) I popped the cap and looked at the rotor and cap. There was a little
> build up of a green colored corrosion. I scrapped it off. Put it back
> together and started the van. It started right up and was running normal
> again. (I have since replaced the cap and rotor) I called Tom at Halsey and
> he said sometimes the computer has a hick-up and by turning the power off
> and then back on it will reset the computer. All was well for another 3 or 4
> days.
>  Just this last Saturday I was getting ready to take the family up to Mt.
> Hood and right before we left it started the boggy loss of power. I turned
> the engine off let it set for a minute or two then started the van again. It
> was still boggy. So I just drove it off. After a few minutes of driving it
> started surging, In and out then finally back to normal. Then again to day
> it did it again. I called Tom at Halsey and he suggested disconnecting the
> Oxygen sensor. When I looked to see if it was connected or not I found it
> was already disconnected. I’m at a loss and very upset. I just want it to
> run normal, I drove the van for over a year before I had the engine rebuilt
> and never had a problem like this. I have a trip to Texas in September and
> need the van in tip top running condition. Anyone out there ever have this
> same problem?
>
>
> Danny C.
> '84 Westy (Vanny)
> '84 Deluxe (Blue Van)
>
>
>
>

-- 
Chris S.
Disclaimer: "Death and serious injury may occur"