Exhaust System: Service and Repair

Exhaust System Alignment

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

2. Loosen all exhaust system component fasteners adjoining the exhaust system.

3. Loosen the 2 front muffler isolator and bracket assembly bolts.

4. Loosen the LH isolator cap bolt.





5. Make sure the button on the muffler and tail pipe assembly inlet pipe is fully inserted into the L-notch on the exhaust intermediate pipe.





6. Make sure the LH catalytic converter is fully seated into the RH catalytic converter up to the stop on the LH catalytic converter.





7. Tighten the RH catalytic converter-to-exhaust manifold nuts in the following sequence.

1. Tighten the RH lower catalytic converter-to-exhaust manifold nut to 40 Nm (30 lb-ft).

2. Tighten the RH upper catalytic converter-to-exhaust manifold nut to 40 Nm (30 lb-ft).





8. Tighten the LH isolator cap bolt.
- Tighten to 35 Nm (26 lb-ft).





9. Tighten the RH catalytic converter-to-LH catalytic converter Torca(R) clamp.
- Tighten to 55 Nm (41 lb-ft).





10. Tighten the LH catalytic converter-to-exhaust manifold nuts in the following sequence.

1. Snug the LH inner catalytic converter-to-exhaust manifold nut.

2. Tighten the LH outer catalytic converter-to-exhaust manifold nut to 40 Nm (30 lb-ft).

3. Tighten the LH inner catalytic converter-to-exhaust manifold nut to 40 Nm (30 lb-ft).





11. Tighten the exhaust Y-pipe dual catalytic converter-to-exhaust intermediate pipe bolts in the following sequence.

1. Snug the outer exhaust Y-pipe dual catalytic converter-to-exhaust intermediate pipe bolt.

2. Tighten the inner exhaust Y-pipe dual catalytic converter-to-exhaust intermediate pipe bolt to 63 Nm (46 lb-ft).

3. Tighten the outer exhaust Y-pipe dual catalytic converter-to-exhaust intermediate pipe bolt to 63 Nm (46 lb-ft).

12. Tighten the exhaust intermediate pipe-to-muffler and tail pipe assembly exhaust Torca(R) clamp.
- Tighten to 47 Nm (35 lb-ft).

13. Tighten the 2 front muffler hanger bolts.
- Tighten to 30 Nm (22 lb-ft).

14. Start the engine and check the exhaust system for leaks.