Catalytic Converter: Service and Repair

Catalytic Converter Replacement (4.2L Engine)

Removal Procedure
1. Raise the vehicle.







2. Remove the nuts that secure the converter pipe to the exhaust manifold.







3. Remove the nuts that secure the converter pipe to the muffler.







4. Slide the catalytic converter out of the exhaust insulators and out of the vehicle.







Installation Procedure
1. Install the converter hangars into the exhaust insulators in order to secure the pipe to the vehicle.






2. Install the converter pipe to the muffler and secure the pipe with the nuts.

Tighten the converter pipe to muffler nuts to ............................45 Nm (33 ft. lbs.).







3. Install the converter pipe to the exhaust manifold with the exhaust seal, and secure the pipe with the nuts.

Tighten the converter pipe to the exhaust manifold to ......................................50 Nm (37 ft. lbs.).

4. Lower the vehicle.