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Re: 2000 suburban ground issues
Quote:
Originally Posted by 95 S_Trucker
From my experience, 95% of the time I see a P0420 or P0430, It is the converter, not the oxygen sensor.
At 240,000, I'd say it needs one.
I have seen P0420/P0430 show up after a converter replacement. That happens when someone puts in a puny little converter that was 1/3 the size of the oem converter.
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Exactly!!!
OE converters are about $600 while aftermarket ones are about $200. You get exactly what you pay for, precious metals
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