[s-cars] Good news - bad noose

[jpb3wvu at frontiernet.net]

Bob,

Sounds like a classic case of worn out subframe bushings.  The
symptoms sound exactly like what was going on with my car, I had
to replace the subframe bushings as they were shot.

HTH

John






> ----- Message from Bob at chips-ur-s.com ---------
>     Date: Tue, 26 Apr 2005 17:29:45 -0400
>     From: Robert Myers <Bob at chips-ur-s.com>
> Reply-To: Robert Myers <Bob at chips-ur-s.com>
>  Subject: [s-cars] Good news - bad noose
>       To: s-car list <s-car-list at audifans.com>
>
>
> Hi Y'all,
>
> Suspecting a blown RF strut cartridge I pulled mine (Bilstein
> HD).  I
> pulled out mu trusty BFPW and found I needed a BiggerFPW.  A
> four foot
> piece of pipe took care of that.
>
> The good news - the cartridge and the strut bearing both
> appear to be OK.
>
> The bad news - the problem leading me to look at the cartridge
> wasn't
> caused by the cartridge which could have been replaced under
> warranty.
>
> The problem: a severe shimmy in the RF wheel/tire (it feels
> almost to be
> airborne about once each revolution) during a high speed
> (85-90 mph) left
> sweeper.  There is also a slight imbalance in that spot which
> can be felt
> slightly at highway speeds.  The frequency of the imbalance
> vibrations
> closely matches the shimmy frequency.  The shimmy goes away if
> I slow down
> to 80 or below or accelerate to 95 or above.  My thinking was
> that a blown
> strut might be failing to dampen out the vibration when at the
> natural
> resonance frequency for the setup.
>
> Other possible problems might be:
>
> 1.      tie rod ends
> 2.      ball joint
> 3.      subframe bushings
> 4.      lower control arm bushing
>
> Getting in there with a pry bar and seeing if anything moves
> more than what
> might be appropriate gave me no clues.
>
> The bushings are all original ~ ten years old and have
> traveled nearly 220K
> miles.
>
> What have I overlooked?  Any suggestions?
>
>
> _____
> Bob
> Http://Chips-Ur-S.com
>
> '95 urS6 Cashmere Grey
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>
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> ----- End message from Bob at chips-ur-s.com -----