Fw: E34 vibration

["Louis Goldsman" <goldsman@xxxxxxxxxxxxx>]

- -----Original Message-----
From: Louis Goldsman <goldsman@domain.elided>
To: Kurt Gibble <kurt.gibble@domain.elided>
Cc: Jasono@domain.elided <Jasono@domain.elided>
Date: Tuesday, September 1, 1998 12:18 AM
Subject: Re: E34 vibration


>In my experience bad thrust arm bushings exhibit a shimmy under certain
>loadings, such as when accelerating, or when maintaining steady speed, or
>most typically, when decelerating.  This was true on the original E34 (M5)
>thrust arm bushings and the replacement 750 bushings.  Jason's description,
>at least my interpretation, indicates that it doesn't matter whether he's
>accelerating, deceleration or maintaining a steady speed.  Thus I thought
it
>is more likely a rotating mass being out of balance than an alignment
>related non-rotating piece.  That and my symptoms were identical to his
when
>my problem was an out-of-balance wheel.
>
>Hopefully Jason will let us know what the ultimate fix is.
>
>Louis
>
>-----Original Message-----
>From: Kurt Gibble <kurt.gibble@domain.elided>
>To: goldsman@domain.elided <goldsman@domain.elided>; Jasono@domain.elided
><Jasono@domain.elided>; bmw-digest@domain.elided <bmw-digest@domain.elided>
>Date: Monday, August 31, 1998 6:29 AM
>Subject: re: E34 vibration
>
>
>>Sounds like the iT has a thrust arm bushing - 55-58 mph and you're at
>>60k miles?  See http://pantheon.yale.edu/~kgibble/cars.html.
>>
>>Best,
>>Kurt
>>'92 E34 M50
>>
>>> From: "Louis Goldsman"
>>> Jason O'Dell  wrote:
>>> Recently, my 93 525iT has gotten a case of the shakes.  I don't think
>>> it is
>>> the tire's balance, it doesn't get worse with increasing speeds;
>>> rather, it
>>>
>>>
>>
>>
>

------------------------------