Jeep Wrangler Unlimited — All Years
We have Jeep Wrangler Unlimited specifications on file for 9 model years, 2012–2020, covering suv trims. Across those years EPA data lists 3 different engines. Combined fuel economy runs from 22 to 30 mpg (UK) depending on year, engine and transmission. Select a year below for full engine, fuel economy, dimensions and safety data.
| Year | Engine(s) | Fuel | MPG (UK) | CO₂ g/km | NHTSA | Recalls | Complaints |
|---|---|---|---|---|---|---|---|
| 2020 | 2L 4-cyl turbo / 3L 6-cyl turbo / 3.6L 6-cyl | Diesel | 23–30 | 255 | — | 12 | 611 |
| 2019 | 2L 4-cyl turbo / 3.6L 6-cyl | Regular Gasoline | 23–26 | 275 | — | 9 | 742 |
| 2018 | 3.6L 6-cyl | Regular Gasoline | 22 | 312 | — | 14 | 1824 |
| 2017 | 3.6L 6-cyl | Regular Gasoline | 22 | 312 | — | 5 | 310 |
| 2016 | 3.6L 6-cyl | Regular Gasoline | 22 | 312 | — | 5 | 460 |
| 2015 | 3.6L 6-cyl | Regular Gasoline | 22 | 312 | — | 3 | 474 |
| 2014 | 3.6L 6-cyl | Regular Gasoline | 22 | 312 | — | 4 | 654 |
| 2013 | 3.6L 6-cyl | Regular Gasoline | 22 | 312 | — | 7 | 654 |
| 2012 | 3.6L 6-cyl | Regular Gasoline | 22 | 307 | — | 10 | 833 |
Best and Worst Jeep Wrangler Unlimited Years: What the NHTSA Data Shows
Across the 9 Jeep Wrangler Unlimited model years from 2012 to 2020 that have NHTSA data, the typical year has about 654 owner complaints on file. These are the extremes:
Fewest owner complaints
Complaint counts are unverified owner reports to NHTSA and rise with how many cars were sold and how long they have been on the road, so treat them as a pointer for what to inspect, not a reliability score. Model years after 2022 are left out because they have had little time to accumulate reports. Always check a specific car by VIN at nhtsa.gov/recalls.
Engine History
- 3.6L 6-cyl — 2012–2020
- 2L 4-cyl turbo — 2019–2020
- 3L 6-cyl turbo — 2020
Engines are those EPA lists for each model year; the MPG (UK) column shows the range across configurations where more than one exists.
Compare the Jeep Wrangler Unlimited With Rivals
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Frequently Asked Questions
What years is the Jeep Wrangler Unlimited covered on this site?
We have data for 9 model years of the Jeep Wrangler Unlimited, from 2012 to 2020.
What engines does the Jeep Wrangler Unlimited come with?
EPA data lists: 3.6L 6-cyl (2012–2020); 2L 4-cyl turbo (2019–2020); 3L 6-cyl turbo (2020).
Which Jeep Wrangler Unlimited year has the best fuel economy?
The 2020 model returns the highest combined MPG (UK) on record here, at 30 mpg on its most efficient configuration.
Does the Jeep Wrangler Unlimited have a 5-star NHTSA safety rating?
No model year of this car currently has a 5-star overall NHTSA rating on record here — check the individual year pages above for the exact rating available.
Which Jeep Wrangler Unlimited model years have the most recalls and complaints?
The 2018 model year has the most NHTSA recall campaigns on record (14), and the 2018 has the most owner complaints (1,824). Counts are from NHTSA as of 6 October 2026 and change over time; complaints are unverified owner reports.
What body style is the Jeep Wrangler Unlimited?
The Jeep Wrangler Unlimited is classed as an SUV on this site.
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