Thread: 2003 Cavalier code P0420
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Old 04-23-2008, 12:15 AM
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kirkwood158 kirkwood158 is offline
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Re: 2003 Cavalier code P0420
If that don't work try an 02 sensor bank one is pre catalytic converter I think?

CHEERS HELMUTH glad to see the spirtits are alive and well
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