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Oxygen Sensor O2
Found error code P0430, how many O2 sensors are installed on this and where is HO2S sensor?
2007 CADILLAC CTS
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
have the same problem?
Thursday, March 1st, 2012 AT 3:52 AM
There are 4 all on the exhaust before the converter
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Thursday, March 1st, 2012 AT 4:39 AM
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