Catalytic Converter - LH

Catalytic Converter - 3.5L LH

Removal and Installation

1. NOTE: Always install new fasteners and gaskets as indicated. Clean flange faces prior to new gasket installation to make sure of proper sealing.

With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to Vehicle Jacking and Lifting. Vehicle Lifting

2. Disconnect the Catalyst Monitor Sensor (CMS) electrical connector.

3. Remove the exhaust Y-pipe. For additional information, refer to Exhaust Y-Pipe - 3.5L Exhaust Y-Pipe.

4. Remove the 2 catalytic converter support bracket-to-transmission bolts.
- To install, tighten to 48 Nm (35 lb-ft).

5. Remove the 4 nuts and the LH catalytic converter.
- Discard the 4 LH catalytic converter-to-exhaust manifold nuts and gasket.

- To install, tighten to 40 Nm (30 lb-ft).

6. To install, reverse the removal procedure.
- Install a new gasket, nuts and studs as indicated.