Thread: Reducing HC Emissions After Smog
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Old 06-23-2013, 10:23 PM   #3 (permalink)
baldlobo
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Join Date: Oct 2010
Location: winterpeg, manisnowba
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clank - '99 jeep tj sport
90 day: 17.32 mpg (US)
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your dealing with unburnt fuel; try testing your o2 sensor(s), coolent temp sensor, intake air temp sensor; if that doesn't help you might have a leaking injector
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