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Subject:Re: '90 vanagon hopping/shimmy issue
From:Cory Sammons
Date:Wed, 11 Aug 2004 22:10:51 -0400

> I recently had the fuel pump replaced on my vanagon weekender. It was buzzing
> and dealer said it would go bad soon (turns out it was just clogged since the
> new one buzzed AND stalled). Needless to say, I didn't pay for the new fuel
> pump.
>
> My vanagon now feels very strange in gear shifts and upon releasing
> accelerator at various speeds. Vanagon hops/shimmies (sometimes many times)
> after
> releasing accelerator and sometimes initial acceleration is not smooth -- a
> jerky
> feel if I release clutch too early. They've adjusted the allen wrench operated
> mixture setting to ensure against a too-rich or too-lean mix. But something's
> still not right. It's the feeling you normally get when running AC and driving
> in 1st gear when you suddenly release the accelerator at high RPMs. But it
> does it in every gear now -- even slightly in 4th gear.
>
> Can anyone shed some light on this? It's no longer fun to drive and I want my
> vanagon fun back! Thanks in advance.
>
> Kent Allen
> Yardley PA
> 1990 Weekender, 92k
>
I have had this problem a few times and it has always been related to fuel
delivery
If youre sure that the fuel pump is good, check the filter
Then check your injectors for proper spray
If the fuel is not the problem I would check the fire next - plugs, wires
etc
My amateur advice
Good luck

Cory Sammons
84 Westy
99 New Beetle
Gardiner, NY