2002 Chevy Venture high NOx Nitrogen Oxide level

2002 CHEVROLET VENTURE

55,000 MILES • 6 CYL • 2WD • AUTOMATIC

THERABBITMAN

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Hi there!

I just failed my smog inspection- they said that the NOx level is just a little too high... What might cause this and how can I reduce it??

Jan 7, 2008 at 4:34 PM

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BMRFIXIT

AUTOMOTIVE REPAIR CONTRIBUTOR
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[quote:a0356bce60="therabbitman"]Other Category problem
2002 Chevy Venture 6 cyl Two Wheel Drive Automatic 55000 miles
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Hi there!

I just failed my smog inspection- they said that the NOx level is just a little too high... What might cause this and how can I reduce it??[/quote:a0356bce60]

check and clean EGR valve

Jan 7, 2008 at 5:06 PM