in the exhaust in front of the cats and behind the cat almost looks like spark plug
There are two knock sensors on a 2004 2500HD V8 6.0 Chevy Silverado. Both of the sensors are mounted under the intake manifold on the engine.
If it's a V-6 engine it will have 2.
What color is the mute wire for 2004 chevy silverado?
how do you change the air condition controller in a 2004 chevy silverado
There are 2. one just after the engine and one after the cat converter.
what is the size of the back window of a 2004 chevy silverado
where are the oxygen sensors on a 2004 ford escape with a 3.0 engine
YES
what weight oil used for 2004 Chevy silverado the standered is usually 5 w 30
how to replace a fuel line presure regulator on a 2004 4.8 chevy silverado
A 2004 Chevy Blazer with a 6-cylinder engine typically has two oxygen sensors. One is located before the catalytic converter (upstream sensor), and the other is located after the catalytic converter (downstream sensor). These sensors monitor the exhaust gases to optimize fuel efficiency and emissions control.
most o2 sensors are located on the exhaust manifold or just below on the pipes itself ,but mainly depends on the engine.