WHY WONT MY VAN PASS SMOG TOO HIGH NOX

  • Tiny
  • Heather40
  • 1995 Plymouth Voyager
  • 136,000 miles

I have put in a new 02 sensor, changed the oil, new thermostat, cleaned the engine, adjusted the timing. Everyuthing they told me too do at the smog shop. Is there an egr valve on my van. Its the small engine 2wd

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Sunday, August 28th, 2011 AT 4:10 AM

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  • Tiny
  • rasmataz
  • Member

For what liter engine?

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Sunday, August 28th, 2011 AT 4:37 AM

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