5 cyl vacuum pump noisy

[JimV]

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The vacuum pump in my 1990 80Q (2.3L) is intermitantly noisy (removed the p=
ush rod and the noise went away). Two questions: Can it be cleaned (I assum=
e it's gummed-up) and what is the vacuum used for? With it disabled, I didn=
't notice anything different.

Thanks, Jim



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