Malibu V6-3.9L (2007)
Important: The HO2S uses a permanently attached pigtail and connector. This pigtail should not be removed from the sensor. Damage or
removal of the pigtail or connector will affect proper operation of the sensor.
5. Remove the HO2S using the J 39194-B.
6. Remove the exhaust manifold shield bolts.
7. Remove the exhaust manifold shield.
8. Remove the upper exhaust manifold bolts.
9. Remove the right catalytic converter.
10. Remove the lower exhaust manifold bolt.
11. Remove the exhaust manifold.
12. Remove and discard the exhaust manifold gasket.
Installation Procedure