Need a new oxygen sensor, failed smog.
I need a new oxygen sensor for my 1994 geo prizm. Any brands to avoid?
I failed smog because the car was running rich at 71 ppm HC (40 max,) with 0% Oxygen, .27% CO, and 33 ppm Nitrogen oxides.
Last edited by H-Man; 09-28-2013 at 09:58 PM..
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