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View Full Version : I need to hard wire a o2 sensor on a 1994 chevy


lawndon2
Jul 2, 2011, 05:14 PM
I put dual exhaust on my blazer but the people didn't put an o2 sensor so i bought one but there's no connections to fit to,so i need help in hard wiring the unit can anyone help

cdad
Jul 2, 2011, 06:45 PM
D you have the proper place to install it on your exhaust ? Also if the computer doesn't know to monitor for it then its useless to put it in. Did they remove an existing sensor?