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Old 12-29-2010, 06:59 PM   #11 (permalink)
EcoModding Apprentice
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Join Date: Mar 2009
Location: Western Mass
Posts: 104

moby van - '03 Dodge Caravan SE
90 day: 19.74 mpg (US)
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For a good article on what an EGR valve does and how to modify it try here: Browser Warning
Autospeed is an excellent source for good info on mods. They are great for testing theories and separating the true from the crap.

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