The Jeep Ecodiesel engine has caught the attention of many car lovers and off-road fans. If you've ever wondered who actually makes the Jeep Ecodiesel, the answer is more interesting than you might think.
This engine is not only about Jeep’s rugged image but also about smart engineering from a well-known European company.
Let’s dig deeper into who builds the Jeep Ecodiesel, why it’s special, and what you need to know if you’re considering a vehicle with this engine.
Who Builds The Jeep Ecodiesel Engine?
The Jeep Ecodiesel engine is produced by VM Motori, an Italian engine manufacturer. VM Motori has a long history of making diesel engines since 1947. While Jeep is an American brand, the heart of the Ecodiesel comes from Europe.
VM Motori was purchased by Fiat Group (now part of Stellantis) in 2013. This means the Ecodiesel engine is the result of a partnership between Italian engineering and American vehicle design. Jeep uses this engine in models like the Jeep Grand Cherokee, Jeep Wrangler, and Jeep Gladiator.
What Makes The Ecodiesel Engine Unique?
The Jeep Ecodiesel is a 3.0-liter V6 turbo diesel engine. It stands out for its strong torque and good fuel efficiency, which are not common in many SUVs or trucks. Here are some unique features:
- High Torque Output: The Ecodiesel delivers up to 480 lb-ft of torque, making it ideal for towing and off-road driving.
- Fuel Efficiency: Many drivers report 22-30 miles per gallon (mpg), depending on driving conditions. This is higher than many gasoline engines in similar vehicles.
- Quiet Operation: Thanks to modern engineering, the engine runs quietly compared to older diesels.
Comparing Ecodiesel To Other Jeep Engines
Here is a simple comparison between the Ecodiesel and some other popular Jeep engines:
| Engine Type | Horsepower | Torque (lb-ft) | Fuel Efficiency (mpg) |
|---|---|---|---|
| 3.0L V6 Ecodiesel | 260 | 480 | 22-30 |
| 3.6L V6 Pentastar (Gas) | 285 | 260 | 18-25 |
| 5.7L V8 Hemi (Gas) | 357 | 390 | 14-22 |

Why Did Jeep Choose Vm Motori?
Jeep wanted a diesel engine that offered both power and efficiency. VM Motori had experience with small, strong diesel engines. By using VM Motori’s engine, Jeep could offer its customers better towing power and longer driving range.
Another reason is strict emissions regulations in Europe and the US. The Ecodiesel is built to meet these rules, which makes it a good choice for buyers who want lower emissions and better fuel economy.
What Models Use The Ecodiesel Engine?
You can find the Ecodiesel engine in several Jeep models:
- Jeep Grand Cherokee: Available from 2014 to 2022 models.
- Jeep Wrangler: Introduced in the 2020 model year.
- Jeep Gladiator: Added as an option starting in 2021.
Each of these vehicles offers better towing capacity and fuel efficiency with the Ecodiesel option.
Ecodiesel Vs Gasoline For Towing
If you plan to tow heavy trailers, the Ecodiesel is a popular choice. Here’s a look at how towing compares:
| Model | Engine | Max Towing (lbs) |
|---|---|---|
| Grand Cherokee | 3.0L Ecodiesel | 7,200 |
| Grand Cherokee | 3.6L Gas | 6,200 |
| Wrangler | 3.0L Ecodiesel | 3,500 |
| Wrangler | 3.6L Gas | 3,500 |
As you can see, the Ecodiesel provides a clear advantage in the Grand Cherokee for towing.

Common Misconceptions And Insights
Many people think Jeep makes its own diesel engines, but the real builder is VM Motori. It’s also a surprise that the same basic engine design appears in some Ram 1500 Ecodiesel trucks, showing its flexibility.
A common beginner mistake is thinking diesel engines are louder and less refined. The Ecodiesel is built with new technology, making it quieter and cleaner than older diesels. Another point many miss: diesel engines usually last longer if you maintain them well, which can mean better value over time.
Reliability And Maintenance
The Ecodiesel engine has a good reputation for durability, but it does need special care. Diesel engines require:
- Regular oil changes with the right oil
- High-quality diesel fuel
- AdBlue/DEF fluid to control emissions
Skipping these can cause problems, so always follow Jeep’s maintenance schedule.
Is The Jeep Ecodiesel Right For You?
Choosing the Ecodiesel depends on your needs:
- If you tow heavy loads or drive long distances, the fuel savings and high torque are big benefits.
- If you only drive short city trips, a gasoline engine might be simpler and cheaper to own.
It’s also smart to check local fuel prices and the availability of diesel fuel in your area before deciding.
Frequently Asked Questions
Who Actually Manufactures The Jeep Ecodiesel Engine?
The Ecodiesel engine is made by VM Motori, an Italian company owned by Stellantis. Jeep installs this engine in some of its vehicles, but the design and build come from VM Motori.
What Vehicles Offer The Jeep Ecodiesel Option?
The Ecodiesel is available in the Jeep Grand Cherokee (2014–2022), Jeep Wrangler (2020–2023), and Jeep Gladiator (2021–2023). It’s also used in some Ram 1500 trucks.
How Does The Ecodiesel Compare To Gasoline Engines For Fuel Economy?
The Ecodiesel usually offers 20–30% better fuel economy than similar gasoline engines. For example, the Wrangler Ecodiesel can reach up to 29 mpg on the highway.
Is The Ecodiesel Engine Reliable?
Yes, with proper maintenance, the Ecodiesel is known for its long life and strong performance. However, ignoring maintenance or using the wrong fluids can lead to expensive repairs.
Where Can I Learn More About Vm Motori And The Ecodiesel Engine?
For more history and technical details, visit the VM Motori Wikipedia page.
The Jeep Ecodiesel is a great example of how smart partnerships create better products. By combining Jeep’s rugged design with VM Motori’s diesel expertise, drivers get a unique engine that’s powerful, efficient, and built for adventure.
If your driving needs fit what the Ecodiesel offers, it’s a choice worth serious consideration.


