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2003 Pontiac Grand Am Question: All I have showing up on a computer is an evap leak



, Newark, NY, March 24, 2013, 13:23

My problem is i'm averaging 217 miles to a tank. Had purge sol. replaced. replaced gas cap. only had a o/2 sensor code show once now not showing. vehicle has 2.2 liter engine standard trans. my gas mileage should not be this bad. i'm still showing an evap code. any suggestions?

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