Either before or after y pipe, or both, depends.
The 1999 Chevy Suburban camshaft sensor is located on the front of the engine. The camshaft sensor will be behind the front engine cover.
Just unplug the electrical connector and then unscrew the oxygen sensor out of the exhaust pipe.
The MAP (Manifold Absolute Pressure) Sensor on a 2000 Chevy Suburban is located on the very top of the motor. It is all the way to the back of the motor. There is nothing behind it.
There is two of them uder the intake
It is located on the left rear of transfer case.
It has 4 of them screwed into the exhaust system/pipes.
where is the O2 sensor on a 2002 chevy trailblazer
It will should be located on the Y pipe of your exhaust between the engine and the catalytic converter.Just unplug the wire harness and then unscrew the sensor and then install new one.
Need the engine size.
Inside the fuel tank.
driver side bank 1 before cat
in the exhaust system