Exhaust Particulate Filter Replacement 6.6L - Pickup

1. Remove the catalytic converter. Refer to Catalytic Converter Replacement .
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. Refer to Exhaust Pressure Differential Sensor Pipe Replacement .
4. Remove the exhaust muffler to exhaust particulate filter nuts (1).



5. Remove the exhaust particulate filter hangers from the exhaust insulators (1).



6. Remove the exhaust particulate filter. (2500/3500 crew cab shown, regular/extended cabs similar).
7. Remove and discard the exhaust particulate filter to muffler gasket.

1. Install a NEW gasket onto the exhaust muffler studs.
2. Install the exhaust particulate filter to the muffler studs.



3. Install the exhaust particulate filter hangers to the exhaust insulators (1).

Notice: Refer to Fastener Notice in the Preface section.




4. Install the exhaust muffler to exhaust particulate filter nuts (1).

Tighten
Tighten the nuts to 45 N·m (33 lb ft).

5. Install the exhaust pressure differential sensor pipe. Refer to Exhaust Pressure Differential Sensor Pipe Replacement .
6. Install the exhaust temperature sensors. Refer to Exhaust Temperature Sensor Replacement - Position 1 and Exhaust Temperature Sensor Replacement - Position 2 .
7. Install the catalytic converter. Refer to Catalytic Converter Replacement .
8. Using a scan tool, perform the DPF Reset For Replace DPF.

Exhaust Particulate Filter Replacement 6.6L - Cab/Chassis

1. Remove the exhaust temperature sensors. Refer to Exhaust Temperature Sensor Replacement - Position 1 and Exhaust Temperature Sensor Replacement - Position 2 .
2. Remove the exhaust pressure differential sensor pipe. Refer to Exhaust Pressure Differential Sensor Pipe Replacement .
3. Remove the catalytic converter to exhaust particulate filter nuts (1).



4. Remove the exhaust particulate filter hangers from the exhaust insulators (1).



5. Remove the exhaust particulate filter (1).
6. Remove and discard the catalytic converter to particulate filter gasket (2).

1. Install a NEW gasket (2) onto the exhaust particulate filter studs.
2. Install the exhaust particulate filter (1) to the catalytic converter.



3. Install the exhaust particulate filter hangers to the exhaust insulators (1).

Notice: Refer to Fastener Notice in the Preface section.




4. Install the exhaust particulate filter to catalytic converter nuts (1).

Tighten
Tighten the nuts to 45 N·m (33 lb ft).

5. Install the exhaust pressure differential sensor pipe. Refer to Exhaust Pressure Differential Sensor Pipe Replacement .
6. Install the exhaust temperature sensors. Refer to Exhaust Temperature Sensor Replacement - Position 1 and Exhaust Temperature Sensor Replacement - Position 2 .
7. Using a scan tool, perform the DPF Reset For Replace DPF.