Re: HELP: 93 Toyota Corolla vibration problem! PROBLEM SOLVED!

<jonb55198@[EMAIL PROTECTED]
> wrote in message 
news:8b46192c-bb4a-4bda-8fd0-4a13d73236cb@[EMAIL PROTECTED]
> The solution to the problem was that one of the cups in the master
> cylinder was disintegrating.  This debris made its way down the line
> and clogged the pro****tioning valve.  Thus, when the brake pedal was
> released, fluid could not flow unimpeded back to the master cylinder
> and brake pressure built up.  Replacing both the master cylinder and
> the pro****tioning valve fixed the problem.  Thank you to all who
> contributed to helping me diagnose this problem.

Glad you found it and let us know what had happened.  Simple replacement
of the master cylinder would have, I guess, availed little or nothing 
without
going further and dealing with the pro****tioning valve.  Congrats.