Thread: Vacume on 4.3 vortec
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Old 01-20-2005, 12:31 PM
arj951 arj951 is offline
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Re: Re: Vacume on 4.3 vortec
Quote:
Originally Posted by Fireplug
18 to 20 hg at idle (vacuum)
I have about 10-12hg now. The dealer here told me 15-17hg. Any thoughts?
Any common causes for low vacume? Clogged rings or valves are always possible culprits.

94 4.3 vortec w/ 135k
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