Monte Carlo V6-3.8L SC VIN 1 (2004)
7. Remove the exhaust manifold pipe stud nuts and the catalytic converter pipe from the right exhaust manifold.
8. Remove the Exhaust Gas Recirculation (EGR) valve inlet adapter pipe bolt from the right exhaust manifold.
9. Lower the vehicle.
10. Rotate the engine to access the right side of the engine.
11. Disconnect the Heated Oxygen (HO2S) Sensor electrical connector (4).
12. Remove the Heated Oxygen (HO2S) Sensor electrical connector (4) from the engine sight shield bracket (1).
13. Remove the right side spark plugs from cylinders 2, 4 and 6.
