Check engine light

Tiny
PATACAKE
  • MEMBER
  • 2004 NISSAN SENTRA
  • 4 CYL
  • 2WD
  • AUTOMATIC
  • 260,000 MILES
My check engine light came on again this time the code was po420, on 2004 nissan sentra, nissan was surpost to have put a new one on in 2009 could it be bad already?And would a new one be rusted after 2 years
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Tuesday, March 15th, 2011 AT 5:30 PM

1 Reply

Tiny
WRENCHTECH
  • EXPERT
It should carry a 5year/50,000 warranty.
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Tuesday, March 15th, 2011 AT 5:35 PM

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