Even More Questions

[Lundy, Andrew]

>Most likely the vacuum pump for the brake assist, on the side of the
>head.  Some say oil gets on the "wrong" side of the diaphragm, many
>simply take them off, remove the drive rod and reinstall with no
>calamities.  Your brake pedal will get hard to push if you operate the
>brakes and the loud pedal at the same time, though.

Huw--

I was under the impression that these were no longer used in this model.  I
thought the last year for this pump was 1987-ish.  Are you sure these still
exist on a 1990???  My car "ticks" bad.....looking for anything to shut it
up!!

TIA!!
---
Andrew Lundy
90 80q
99 A6q