The oil filter on a 3.6 Dodge Durango is located in a cartridge-style housing on the passenger side of the engine block, accessed from the engine bay rather than a traditional spin-on canister. It’s typically reached by removing intake components to expose the filter cap.
Overview of the filter layout
Understanding the general arrangement helps you locate and service the filter without guesswork. On the 3.6L Pentastar engine used in Durangos, the filter sits in a side-mounted housing and is serviced by removing a round cap to replace the internal cartridge. The exact position can vary slightly by model year and configuration, but the passenger-side mounting and access from above are common traits.
To guide you, here are the typical cues you’ll see when you’re looking for the filter in the engine bay.
- A cylindrical filter housing mounted on the engine block’s side on the passenger side, usually mid-height and toward the front of the engine bay.
- A round cap or plug on the housing that accepts a socket or dedicated cap tool for removal.
- Access often requires removing part of the air intake ducting or nearby covers to reach the cap and cartridge.
Once you locate the housing, you’ll see a replaceable cartridge inside the cap assembly rather than a traditional loose spin-on filter.
Steps to locate and replace the filter
Before you begin, ensure the engine is cool, the vehicle is on a flat surface, and you have the correct replacement cartridge and O-ring. The Durango’s 3.6L Pentastar filter is serviced by accessing a side-mounted housing rather than a front-mounted spin-on filter.
- Lift and secure the vehicle, then remove any necessary engine covers or intake components to gain clear access to the filter housing.
- Place a tray beneath the engine and drain a small amount of oil from the housing if specified by the service manual.
- Use the appropriate tool to remove the round cap from the filter housing. Keep track of any O-rings or seals that may be present.
- Remove the old filter cartridge from inside the housing and dispose of it properly.
- Clean the inside of the housing, inspect the seal surface, and install a new O-ring if provided. Insert the new cartridge into the housing and reseal with the cap.
- Reinstall any intake components you removed, start the engine, and check for leaks. Top off engine oil if necessary and verify oil level on the dipstick.
Following these steps helps ensure a proper seal and clean operation of the filter assembly.
Notes by model year or configuration
Most 3.6L Durangos use the same cartridge-style side-mounted filter, but some early or regional variants may present minor differences in access or cap tooling. If you have trouble locating the cap, consult the owner's manual or a service manual for your specific year and VIN range, as there may be slight variations in cap size, tool fitment, or the exact intake routing.
Additional tips and safety reminders
Always work with the engine off and cool to avoid burns. Dispose of used oil and the old filter cartridge in accordance with local regulations. If you’re unsure about the procedure or the correct cartridge style for your exact Durango year, seek guidance from a certified technician or a dealership service department.
Summary
For a Dodge Durango with a 3.6L engine, the oil filter is located in a cartridge-style housing on the passenger side of the engine block, accessed from the engine bay behind or near the intake. It requires removing a round cap to replace the internal cartridge, and you may need to remove nearby intake components to reach it. Always verify using the specific manual for your model year, and follow proper safety and disposal practices when servicing the oil system.