vacuum pump/air pump? what is it?
03-19-2007, 10:04 AM
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vacuum pump/air pump? what is it?
There is a litte pump on the passenger side of the truck behind the battery and next to the coolant over flow. it has 2 rubber hoses coming off of it and one electrical connector. what is this thing, mine runs constantly and is about to get on my nerves!
03-19-2007, 12:28 PM
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It might be the vacuum pump for the cruise control on the auto tranny versions. Not on 6-speeds. But, I don't think it runs all the time, not sure though. I don't recall hearing it all the time.
Pete
Pete
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