Exhaust Pipe: Service and Repair

Exhaust Flexible Pipe Replacement

Removal Procedure





1. Remove the frame brace. Refer to Frame Brace Replacement .
2. Remove the heated oxygen sensors (HO2S). Refer to Heated Oxygen Sensor Replacement - Bank 1 Sensor 2 and Heated Oxygen Sensor Replacement - Bank 2 Sensor 2 .
3. Remove the exhaust flexible pipe to muffler nuts (1).
4. Pull back and separate the muffler pipe from the exhaust flexible pipe studs.




5. Remove the catalytic converter to exhaust flexible pipe nuts (1, 2).
6. Remove the exhaust flexible pipe insulator from the underbody hanger.




7. Separate the exhaust flexible pipe from the catalytic converters.
8. Remove and discard the catalytic converter gaskets (1).



Installation Procedure





1. Install NEW catalytic converter gaskets (1) onto the catalytic converter studs.
2. Install the exhaust flexible pipe to the catalytic converters.





Notice: Refer to Fastener Notice .

3. Install the catalytic converter to exhaust flexible pipe nuts (1, 2).

Tighten the nuts to 28 N.m (21 lb ft).

4. Install the flexible pipe insulator to the underbody hanger.




5. Pull back the muffler pipe and install the pipe to the exhaust flexible pipe studs.
6. Install the exhaust flexible pipe to muffler nuts (1).

Tighten the nuts to 50 N.m (37 lb ft).

7. Install the HO2S. Refer to Heated Oxygen Sensor Replacement - Bank 1 Sensor 2 and Heated Oxygen Sensor Replacement - Bank 2 Sensor 2 .
8. Install the frame brace. Refer to Frame Brace Replacement .