Impala V6-3.9L (2007)
6. Install the catalytic converter to muffler nuts (3).
Tighten the nuts to 60 N.m (44 lb ft).
7. Remove the support from the exhaust system.
8. Install the HO2S.
or
Heated Oxygen Sensor 2 Replacement for the 3.9L engine.
6. Install the catalytic converter to muffler nuts (3).
Tighten the nuts to 60 N.m (44 lb ft).
7. Remove the support from the exhaust system.
8. Install the HO2S.
or
Heated Oxygen Sensor 2 Replacement for the 3.9L engine.