FOUND ERROR CODE P0430, HOW MANY O2 SENSORS ARE INSTALLED ON THIS AND WHERE IS HO2S SENSOR?

2007 Cadillac CTS

Tiny

ejetboy

March, 1, 2012 AT 3:52 AM

Check engine light on steady, seems to be running fine have noticed slight change in fuel economy, this just started 2 days ago but have not had a chance to look into it deeper

FOUND 40 RELATED QUESTIONS

1 Answer

Tiny

Jacobandnickolas

March, 1, 2012 AT 4:39 AM

There are 4 all on the exhaust before the converter

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