Exhaust Muffler Replacement (LZ4)

Exhaust Muffler Replacement

Removal Procedure




1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle Service and Repair.
2. If equipped with a 2.4L engine, remove the intermediate pipe to muffler nuts.




3. If equipped with a 3.5L engine, remove the rear catalytic converter to muffler nuts.




4. With the aid of an assistant, remove the muffler insulators from the hangers.
5. Remove the muffler assembly.

Installation Procedure





Note: Replace the muffler hangers any time the exhaust system is removed from the vehicle. Do not use any mineral oil based lubricants or sharp tools when installing new exhaust system hangers.

1. With the aid of an assistant , position the muffler assembly.
2. Install the muffler insulators to the hangers.





Caution: Refer to Fastener Caution Fastener Caution.

3. If equipped with a 3.5L engine, install the exhaust pipe to muffler nuts and tighten to 25 Nm (18 lb ft).




4. If equipped with a 2.4L engine, install the exhaust manifold pipe to muffler nuts and tighten to 30 Nm (22 lb ft).