Fuel economy & running costsDiesel

2023 JeepGladiator EcoDiesel 4WD

Standard Pickup Trucks 4WD · 4-Wheel Drive · 3.0 L 6-cyl turbo

24MPGcombined

22city

28highway

A year of fuel$4,000

CO₂ from the tailpipe423 g/mi

Figures from the EPA label (fueleconomy.gov), the same as on the car's window sticker.

See it on fueleconomy.gov

Against the 1,178 jeep cars

Combined MPG 24 MPGbest 37 · avg 19

Annual fuel cost $4,000best $800 · avg $3,694

Bars are scaled to the best in the list; the mark shows the list average. Lower is better for fuel cost; higher is better for the rest. All figures are the EPA's.

Summary

The 2023 Jeep Gladiator EcoDiesel 4WD is a diesel pickup with four-wheel drive, a 3.0 L turbocharged six-cylinder engine and an eight-speed automatic transmission. EPA fuel economy is 22 MPG city, 28 MPG highway and 24 MPG combined. Its listed EPA annual fuel cost is $4,000, and tailpipe CO2 is 423 grams per mile. The model is classified as a standard 4WD pickup and is based on the Gladiator. Its listed NHTSA frontal crash rating is four stars and its rollover rating is three stars. The entry also lists six recalls and 56 complaints. For buyers comparing truck fuel use and running costs, the city, highway and combined figures show the reported efficiency, while the annual estimate offers a separate cost measure.

Who it is for

It suits buyers looking at a diesel four-wheel-drive pickup who want MPG and annual fuel-cost figures alongside the listed NHTSA ratings and counts.

What is good

28 MPG highway
24 MPG combined
Turbocharged 3.0 L six-cylinder engine
Four-star frontal crash rating

What to know first

22 MPG city
Three-star rollover rating
Six NHTSA recalls listed
56 NHTSA complaints listed

CarCody review

2023 Jeep Gladiator EcoDiesel 4WD: the full review

The Gladiator EcoDiesel 4WD posts 24 MPG combined and a listed annual fuel cost of $4,000. Buyers should also note its three-star rollover rating and the listed recall and complaint counts.

Overview

The 2023 Jeep Gladiator EcoDiesel 4WD is a diesel-powered pickup in the EPA’s Standard Pickup Trucks 4WD class. It pairs a 3.0-liter six-cylinder turbo engine with an eight-speed automatic transmission and four-wheel drive. EPA fuel economy is 22 mpg in city driving, 28 mpg on the highway, and 24 mpg combined.

The EPA estimates annual fuel cost at $4,000 and tailpipe carbon dioxide emissions at 423 grams per mile. Those figures give buyers a concrete basis for weighing the truck’s fuel use and emissions as part of ownership costs.

For shoppers comparing vehicles in the Jeep lineup, see the Jeep cars list.

Key features

3.0-liter turbocharged six-cylinder diesel engine
Eight-speed automatic transmission
Four-wheel drive
EPA-rated 22 mpg city, 28 mpg highway, and 24 mpg combined
EPA-estimated annual fuel cost of $4,000

Who it's for

This Gladiator is relevant to buyers looking specifically for a diesel pickup with four-wheel drive. Its 24 mpg combined EPA rating and $4,000 estimated annual fuel cost help frame the fuel-cost side of that decision. The available figures do not provide a purchase price or a basis for comparing its overall ownership costs with other trucks.

Pros and cons

Pros

Four-wheel drive is specified alongside a diesel engine and automatic transmission.
The EPA provides city, highway, combined, annual fuel-cost, and tailpipe CO2 figures for comparison.

Cons

The EPA-estimated annual fuel cost is $4,000.
NHTSA records list 56 complaints and 6 recalls for this vehicle description; these counts alone do not explain the issues or their severity.
NHTSA ratings listed here are 4 stars for frontal crash performance and 3 stars for rollover performance; other safety ratings are not provided.

Alternatives

For a Jeep pickup comparison, consider the 2027 Jeep Gladiator 4WD. Shoppers considering a Jeep SUV can also look at the 2027 Jeep Grand Cherokee 2WD or the 2027 Jeep Grand Cherokee 4WD. The listed alternatives are different model years or vehicle families, so these facts do not support a direct fuel-economy comparison.

Verdict

The 2023 Jeep Gladiator EcoDiesel 4WD has a clearly specified diesel powertrain and EPA fuel-economy figures that make fuel use straightforward to evaluate. Its 24 mpg combined rating sits alongside an estimated $4,000 annual fuel cost, while NHTSA records list 6 recalls and 56 complaints and provide 4-star frontal and 3-star rollover ratings. Buyers should weigh those figures against their intended use and seek details on the reported safety matters before deciding.