Re: HELP: 93 Toyota Corolla vibration problem!

"E Meyer" <epmeyer50@[EMAIL PROTECTED]
> wrote in message 
news:C4339DC7.2FB3B%epmeyer50@[EMAIL PROTECTED]
>>>> Replace both front brake hoses, replace the brake fluid, and bleed
the
>>>> brakes.
>>>
>>> Ray, I had them do this.  The problem still persists.  Could it be a
>>> brake booster problem?
>>
>> I read through most of the posts before responding.
>>
>> It is very unlikely that a master cylinder is causing the problem, and
it 
>> is
>> unlikely that a misadjusted push rod is causing the problem unless 
>> someone
>> messed with the master cylinder or pushrod.
>>
>> It is possible, but not likely that a bad wheel bearing is causing the
>> problem.  Wheel bearings generally make a lot of noise before getting
bad
>> enough to actually cause a problem.
>>
>> A wheel or tire that is out of round either laterally or radially will 
>> cause
>> a vibration, but not likely that the vibration will come and go and it 
>> will
>> not make the wheel hot to the touch or bind the brakes so that is not 
>> high
>> on my list.
>>
>> A bad CV joint will make noise, cause pulling, or fling grease all over

>> the
>> undercarriage before it causes an intermittent vibration and will not 
>> make
>> the wheel hot to the touch or bind the brakes.
>>
>> If replacing the calipers did not change the problem, I would have 
>> guessed a
>> bad brake hose.
>>
>> I read that you are replacing the front calipers, make sure that the 
>> slides
>> are free and coated with disc brake grease or anti-seize.
>>
>> Where are you located?
>
> I will add one additional possibility that I personally experienced on
an
> Acura TL.  A bad upper ball joint caused ALL the symptoms re****ted here
on
> that car - hot wheel, apparent warping of the rotor, chattering brakes, 
> all
> of it.


You know, IF a wheel threw a weight off it could do the same thing.