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Old 03-07-2018, 04:53 PM   #2
fdryer
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Join Date: Jan 2006
Location: NYC
Posts: 41,054
 

2003 L-Series 3.0L Sedan
Default Re: Saturn l200 2001

There are two O2 sensors, one on the exhaust manifold (possibly hidden by a heat shield) as the precat/main sensor (HO2S-1) and the post cat sensor (HO2S-2) downstream of the catalytic converter.

If there's an error code, what is it?

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