CHEVY DTC P0420

2002 Chevrolet Cavalier

Tiny

b1uwzx26

February, 18, 2008 AT 3:16 PM

Other Category problem
2002 Chevy Cavalier 6 cyl Front Wheel Drive Automatic 68000 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

FOUND 143 RELATED QUESTIONS

P0420 Cat Converter

10 ANSWERS
2 IMAGES

1 Answer

Tiny

mastertechtim

February, 18, 2008 AT 3:18 PM

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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