Muffler: Service and Repair

Muffler and Tailpipe

Removal

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

NOTE: Do not use oil or grease-based lubricants on the isolators. They may cause deterioration of the rubber.

NOTE: Oil or grease-based lubricants on the isolators may cause the exhaust hanger isolator to separate from the exhaust hanger bracket during vehicle operation.

All vehicles

1. With the vehicle in NEUTRAL, position it on a hoist.

2. Support the muffler and tailpipe with a suitable jackstand.

2.0L Gasoline Turbocharged Direct Injection (GTDI) and 3.5L

3. Loosen the Torca(R) clamp retainer.

3.7L

4. Remove and discard the 4 exhaust Y-pipe-to-muffler and tailpipe assembly nuts.
- Discard the gasket.


All vehicles

5. NOTE: Do not damage or tear the isolators during removal.
Using soapy water, detach the 3 muffler and tailpipe isolators and remove the muffler and tailpipe.


Installation

All vehicles

1. Position the muffler and tailpipe in the vehicle.
- Attach the 3 muffler and tailpipe isolators.


2.0L Gasoline Turbocharged Direct Injection (GTDI)

2. Tighten the Torca(R) clamp retainer.
- Tighten to 54 Nm (40 lb-ft).


3.5L

3. Tighten the Torca(R) clamp retainer.
- Tighten to 47 Nm (35 lb-ft).


3.7L

4. Install 4 new exhaust Y-pipe-to-muffler and tailpipe assembly nuts.
- Tighten to 40 Nm (30 lb-ft).


All vehicles

5. Start the engine and check for exhaust leaks.