Code PO402 eares code took it to smog it failed.

Tiny
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  • 1997 SATURN SL1
  • 26,755 MILES

Code po402 eares code took it to smog it failed at 15 mpr pass on 25 mpr why

Monday, November 12th, 2012 AT 5:31 PM

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Tiny
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Cpould code have been P0420? If yess then Catalytic convertor at fault

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Monday, November 12th, 2012 AT 7:17 PM

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