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Old 04-18-2010, 06:55 PM   #6
Airjer_
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Re: Is it the pump or relay

Quote:
Originally Posted by mikeburrit01 View Post
i havent had this problem yet, but from how you describe it, it may be a vacuum leak. at higher speeds the vacuum should increase. I'd say try having it parked and keep the rpm higher and check for leaks.
You have the most vacuum at closed throttle and the least amount of vacuum at wide open throttle. Higher speeds would equal higher RPM's which would equal less vacuum.
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