Removal and Replacement
Exhaust Particulate Filter Replacement (6.6L (LMM))
Removal Procedure
1. Remove the tail pipe.
2. Remove the exhaust temperature sensors. Refer to Exhaust Temperature Sensor Replacement - Position 1 and Exhaust Temperature Sensor Replacement - Position 2.
3. Remove the exhaust pressure differential sensor pipe.
4. Remove the catalytic converter to particulate filter nuts.
5. Remove the exhaust particulate filter.
6. Remove and discard the exhaust particulate filter gasket.
Installation Procedure
1. Install a NEW gasket onto the catalytic converter studs.
2. Install the exhaust particulate filter.
Notice: Refer to Fastener Notice.
3. Install the catalytic converter to particulate filter nuts.
Tighten the nuts to 40 N.m (30 lb ft).
4. Install the exhaust pressure differential sensor pipe.
5. Install the exhaust temperature sensors. Refer to Exhaust Temperature Sensor Replacement - Position 1 and Exhaust Temperature Sensor Replacement - Position 2.
6. Install the tail pipe.