Discussion in 'General Chevy & GM Tech Questions' started by Wendell Gosdin, Jan 23, 2014.
does anyone have a link that will show the location of these 2 sensors ? thanks, Wendell
Welcome to the Site Wendell, Number #4 and Number #5 are the 02 Sensor's, you have to 2-Sensor's before the Cats, and 2-Sensor's after the Cats....on your Exhaust System.
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