2002 Chevy Cavalier DTC P0420

Tiny
B1UWZX26
  • MEMBER
  • 2002 CHEVROLET CAVALIER
  • 6 CYL
  • FWD
  • AUTOMATIC
  • 68,000 MILES
I am getting engine light on and the dtc code p0420 whitch is for catalystic performance below thereshold. What the cause would be? Car is not over heating
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Monday, February 18th, 2008 AT 3:16 PM

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Tiny
MASTERTECHTIM
  • MEMBER
Your cat converter is not working good enough and will need to be replaced. Double check your emissions warranty from the factory to see if it is still covered.
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Monday, February 18th, 2008 AT 3:18 PM

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