p0420 code

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Chevrolet Forum >> Chevy Cars >> Malibu >> p0420 code

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p0420 code - 10/19/2007 11:07:28 PM

bigbabee

Posts: 1
Joined: 10/19/2007
Status: offline

I replaced both o2 sensors and installed three different universal catalytic convertors and I still get the P0420 code on my 2001 Malibu. What now?

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