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winter-hater club member
Join Date: Oct 2003
Location: salt lake city, utah
Posts: 24,705
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vacuum leak will cause high NOx problems. mine passed, but just barely, until i replaced ALL the vacuum lines, including the stuff under the intake manifold. after, it passed with a lot of room to spare, which makes me wish i had saved the cat i had that had been gutted....
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2000 Corvette - ????, 2007 Buell XB9R - Astrid, 1996 Discovery - Piglet, 2000 Forester
"COOL PRIUS!" - Nobody Ever
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