Probably not in any major way.  Rattle is usually just old age and
deterioration of the sections that hold the core.

����������������������������������������
jimt
Planned insanity is best.
Remember that sanity is optional.
http://www.tactical-bus.info (tech info)
http://www.westydriver.com

On 4/15/05 14:32, "Alan Watts" <alan@DATAX.COM> wrote:

> hi all,
> 
> I bought an 87 GL up in Washington last month and drove it back to Texas.
> While I was in WA, I had a VW shop do a full tuneup and fix lots of things
> on it.  When I brought it in, it was idling high (around 1900) once warm.
> When the van got out of the shop, it was still idling high so I thought I
> would just deal with it once I was home since I wouldn't be idling much
> during the 40 hour drive home.  I got home and found that the idle
> stabilizer on the oxygen sensor wasn't connected (don't ask me how the
> mechanic didn't catch this) so I reconnected it and the idle returned to
> normal.  After 2 weeks of driving, my catalytic converter is now rattling
> and I'm replacing it this weekend.  It looks pretty old but I'm wondering
> if it could be related to connecting the idle stabilizer or if it's just
> coincidence.
> 
> thanks!
> Alan
> 
>