1984 Chevy Prizm Smog Check Failure

1984 CHEVROLET PRIZM
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BERNAL258
  • MEMBER
  • 1 POST
1984 Chevy Prizm 6 cyl Automatic

What is wrong with my car when the NOX and the CO2 is too high?
What steps or what can i do to fix it?
Mar 23, 2009 at 10:52 AM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Try cleaning out the EGR valve
Mar 23, 2009 at 11:01 AM
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