Malibu L4-2.4L (2010)
3. Remove the exhaust manifold/catalytic converter to exhaust manifold pipe nuts.
4. Remove the first muffler hanger insulator.
5. Gently pull back and separate the muffler from the exhaust manifold pipe studs.
6. Remove the exhaust manifold pipe.
Installation Procedure
1. Install the exhaust manifold pipe to the exhaust manifold/catalytic converter.
2. Gently pull back and install the exhaust manifold pipe studs to the muffler.
3. Install the first muffler hanger insulator.
Caution: Refer to Fastener Caution (See: Service Precautions/Vehicle Damage Warnings/Fastener Caution).
4. Install the exhaust manifold/catalytic converter to exhaust manifold pipe nuts and tighten to 30 Nm (20 lb ft).
5. Install the exhaust manifold pipe to muffler nuts and tighten to 25 Nm (18 lb ft).
6. Install the HO2S. Refer to Heated Oxygen Sensor Replacement - Sensor 2 (See: Powertrain Management/Computers and Control
