Thread: Best way to change O2 sensor/ECT sensor?

Originally Posted by stlunatics2oo3

if your set on taking it off and just replacing you could buy the o2 socket which is a 7/8's and use an extension, or cut the pig tail and use a 7/8 socket but then I dont know if you would have enough room to get the new one in using the wrench method

You need one of these, like 10-15 bux at your local auto parts store, buy one, youll need it later at some point or another

Originally Posted by TLSheff

You need one of these, like 10-15 bux at your local auto parts store, buy one, youll need it later at some point or another

That socket would not fit on my o2, the sensor was too fat to fit inside of the sleeve. I had to use an open end socket for mine.