# Disconnect negative battery cable # Raise and support truck on jackstands # Carefully disconnect the electrical connector from the sensor and unscrew the sensor from the exhaust pipe
Counterclockwise to remove, clockwise to tighten.
The 5.2L has two oxygen sensors.
2 sensors
2
Two.
THERE ARE 2
Four
It has four.It has four.
It has two.
It only has 4
Two sensors, and replace them.
You can not eliminate the oxygen sensors if you ever want the engine to run properly.