Re: HELP: 93 Toyota Corolla vibration problem!

<jonb55198@[EMAIL PROTECTED]
> wrote in message 
news:3d3a77e7-3946-4eac-aacf-932f058ec6c2@[EMAIL PROTECTED]
> On Apr 19, 7:43 am, " krp" <krp24...@[EMAIL PROTECTED]
> wrote:
>> some stuff...
>
> Well, at one point like the rotors were bluing like 1000 miles ago and
> I replaced them.  The hoses were replaced 3 days ago, this did not fix
> it either.  The calipers are 3k old.  Could it be the brake booster
> since the problem is intermitten and only shows up once in a while?
>
> Also, could the vibration be caused by the hot wheel overheating the
> tire?  How warped would a wheel have to be to cause this?  There is
> only vibration when the brakes are dragging.  The other day i drove to
> the air****t (60 miles with no traffic at 3AM) and it only did it once
> for 10 miles.  I did not have to use my brakes at all for the entire
> highway ****tion of the trip, but it still started to drag and then
> vibrate half way into the trip.  Please notice that i said it drags
> THEN vibrates.  You can feel that you need more gas pedal effort to
> move the car and then the vibration starts gradually shortly
> thereafter and builds up in intensity.  Does this extra info help you?

It could be the pro****tioning valve it could be the master cylinder, and
it 
still can be a CV joint. It is also possible that the new caliper was 
rebuilt wrong.