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I have failed my smog test in the NO (PPM) and I.
1997 NISSAN SENTRA
I have failed my smog test in the NO (PPM) and I was wondering what needs to be fixed or change to have a better result?
Saturday, March 2nd, 2013 AT 6:06 PM
Most likely the cat converter has failed and needs to be replaced
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Saturday, March 2nd, 2013 AT 6:08 PM
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