where? (you mean which one ,right)?
there are 2 sensors on Inline 4 cylinders motors
the front sensor is the air fuel mixing sensors.
the rear sensor does nothing to make motor run better.
the rear sensor is for checking the health of the Catconverter.
How do you change oxygen sensor on a 2006 Chevy aveo?"
How do you change the front rotors on a 2004 Chevy tracker
How do you unplug an oxygen sensor on a 2003 Chevy Cavalier
there is two of them, ones on the top and there is one on the bottom of the engine.Here is how you would change them.http://www.ehow.com/how_5059297_change-oxygen-sensor-chevy-cavalier.html
with tools.
Its right up front. Piece of cake to change!
where is the O2 sensor on a 2002 chevy trailblazer
Very simple. Unplug the wire to the sensor, unscrew/remove the sensor, install new sensor and plug it in. You're done. Have fun.
how do you change a thermostat sensor in a 2001 Chevy cavalier and where is it
where is the oxygen sensor in a 1995 gmc jimmy
to change o2 sensor ,you need to buy a o2 sensor socket from a parts store then disconnect neg terminal on battery ,after that disconnect wire connecter on o2 sensor and remome o2 sensor
somewhere