RAM 3500 HD Truck 4WD L6-6.7L DSL Turbo (2008)
Diesel Particle Filter (DPF): Service and Repair
Removal - Cab Chassis
6.7L DIESEL - CAB CHASSIS
WARNING: If torches are used when working on the exhaust system, do not allow the flame near the fuel lines.
1. Raise and support the vehicle.
2. Saturate the bolts and nuts with heat valve lubricant. Allow 5 minutes for penetration.
3. Remove flexible tubing from particulate filter pressure sensor tubing.
4. Loosen and remove particulate filter pressure sensor tubing from Diesel Oxidation Catalytic/Diesel Particulate Filter (DOC/DPF).
5. Disconnect and remove temperature sensors.
6. 4X4 Vehicles - Remove transfer case skid plate See: Body and Frame/Frame/Skid Plate/Service and Repair/Transfer Case Skid Plate/Removal .
7. 4X4 Vehicles - Remove transmission crossmember See: Body and Frame/Frame/Cross-Member/Service and Repair/Crossmember - Removal .
8. Remove exhaust pipe to DOC/DPF flange nuts (5)
9. Remove intermediate pipe to DOC/PDF clamp nuts (2).
10. Move muffler and tail pipe assembly (1) toward rear of vehicle.
11. Remove DOC/DPF (4).
12. Remove and discard flange gaskets.
