2015 Jeep Grand Cherokee MPG and Fuel Cost

The 2015 Jeep Grand Cherokee gets up to 20 mpg combined with a gas engine and up to 25 mpg with the diesel, across 7 EPA-tested versions.

EPA fuel economy

2015 Jeep Grand Cherokee · 7 EPA-tested versions

Best gas version

20MPG combined

17 city 25 highway

$3,350 a year to fuel15,000 miles a year at EPA's $4.47 a gallon (regular gas)

Fuel economy score5/10

3.6L 6-cyl · RWD · 8-speed automatic

Best diesel version

25MPG combined

22 city 30 highway

$3,850 a year to fuel15,000 miles a year at EPA's $6.38 a gallon (diesel)

Fuel economy score6/10

3.0L turbo 6-cyl diesel · RWD · 8-speed automatic

Best version costs $7,250 more in fuel over 5 years vs the average new vehicle (EPA)

Data: US EPA, fueleconomy.govUpdated Oct 2, 2026

At EPA's price assumptions, fuel costs $3,350 to $5,500 a year. Ratings for the best versions are unchanged from 2014.

One of the Grand Cherokee years to avoid

The 2015 drew 389 owner complaints in its first three years, against about 180 for a typical Grand Cherokee year: 2.1 times as many.

Years to avoid: 2014, 2015, and 2023. Based on owner complaints, not adjusted for sales.

Every Grand Cherokee year ranked The 2015 Grand Cherokee's recalls and problems

Every 2015 Grand Cherokee version

EPA's ratings for each version it tested. Fuel cost is EPA's estimate for 15,000 miles a year at its current prices.

Version	Combined	City / Hwy	Fuel / year
Gas
3.6L 6-cyl · RWD · 8-speed automatic EPA listing: Grand Cherokee 2WD · Flex-fuel (E85)	20 mpg	17 / 25	$3,350
3.6L 6-cyl · 4WD · 8-speed automatic EPA listing: Grand Cherokee 4WD · Flex-fuel (E85)	19 mpg	17 / 24	$3,550
5.7L 8-cyl · RWD · 8-speed automatic EPA listing: Grand Cherokee 2WD · Midgrade fuel	17 mpg	14 / 22	$4,450
5.7L 8-cyl · 4WD · 8-speed automatic EPA listing: Grand Cherokee 4WD · Midgrade fuel	16 mpg	14 / 20	$4,750
6.4L 8-cyl · 4WD · 8-speed automatic EPA listing: Grand Cherokee SRT8 4WD · Premium fuel	15 mpg	13 / 19	$5,500
Diesel
3.0L turbo 6-cyl diesel · RWD · 8-speed automatic Best EPA listing: Grand Cherokee 2WD	25 mpg	22 / 30	$3,850
3.0L turbo 6-cyl diesel · 4WD · 8-speed automatic EPA listing: Grand Cherokee 4WD	24 mpg	21 / 28	$4,000

Fuel cost at your prices

EPA's annual cost uses 15,000 miles a year, 55% city driving and its current prices: $4.47 a gallon for regular gas, $5.07 a gallon for midgrade gas, $5.48 a gallon for premium gas, and $6.38 a gallon for diesel. Change the numbers to match your driving.

Version	Per year	Per month	5 years
3.6L 6-cyl · RWD · 8-speed automatic	$3,353	$279	$16,763
3.6L 6-cyl · 4WD · 8-speed automatic	$3,529	$294	$17,645
5.7L 8-cyl · RWD · 8-speed automatic	$4,474	$373	$22,368
5.7L 8-cyl · 4WD · 8-speed automatic	$4,753	$396	$23,766
6.4L 8-cyl · 4WD · 8-speed automatic	$5,480	$457	$27,400
3.0L turbo 6-cyl diesel · RWD · 8-speed automatic	$3,828	$319	$19,140
3.0L turbo 6-cyl diesel · 4WD · 8-speed automatic	$3,988	$332	$19,938

At the default settings the results match EPA's annual cost before EPA rounds it to the nearest $50.

Jeep Grand Cherokee MPG by model year

The best-rated version in each model year; the highlighted year is this page. Gas: 18 to 23 mpg (every year from 2010 to 2026); highest in 2026. Diesel: 24 to 25 mpg (2014 to 2016, 2018 to 2019); highest in 2014.

Best gas version
Best diesel version

2015: gas 20 mpg · diesel 25 mpg

Show as a table

Jeep Grand Cherokee best combined mpg by model year
Model year	Best gas version	Best diesel version
2010	18	–
2011	18	–
2012	19	–
2013	19	–
2014	20	25
2015	20	25
2016	21	25
2017	21	–
2018	21	25
2019	21	24
2020	21	–
2021	21	–
2022	22	–
2023	22	–
2024	22	–
2025	22	–
2026	23	–

Every Grand Cherokee year's ratings in one table

How the 2015 Grand Cherokee compares

2015 midsize SUVs covered on this site, ranked by their best combined rating. Fuel cost is for each model's cheapest version to run, at EPA's prices.

2015 model	Best combined	Best gas	Fuel / year
Lexus RX Best: hybrid	29 mpg	21 mpg	$2,850
Toyota Highlander Best: hybrid	28 mpg	22 mpg	$2,400
Nissan Pathfinder Best: hybrid	26 mpg	23 mpg	$2,600
Jeep Grand Cherokee This page Best: diesel	25 mpg	20 mpg	$3,350
Ford Edge Best: gas	24 mpg	24 mpg	$2,800
Nissan Murano Best: gas	24 mpg	24 mpg	$2,800
Ford Explorer Best: gas	23 mpg	23 mpg	$2,900
Hyundai Santa Fe Best: gas	23 mpg	23 mpg	$2,900
Kia Sorento Best: gas	23 mpg	23 mpg	$2,900
Honda Pilot Best: gas	20 mpg	20 mpg	$3,350
Dodge Durango Best: gas	20 mpg	20 mpg	$3,350
Chevrolet Traverse Best: gas	19 mpg	19 mpg	$3,550
Mazda CX-9 Best: gas	19 mpg	19 mpg	$3,550
GMC Acadia Best: gas	19 mpg	19 mpg	$3,550
Buick Enclave Best: gas	19 mpg	19 mpg	$3,550

2015 Grand Cherokee recalls and complaints

NHTSA lists 9 safety recalls and 1,361 owner complaints for the 2015 Grand Cherokee.

Owners most often describe the check engine light (70 complaints, 5%). NHTSA's overall crash rating: 4 to 5 stars, depending on the version.

See the 2015 Grand Cherokee recalls and problems

Questions

Does 4WD lower the 2015 Jeep Grand Cherokee's gas mileage?

Yes. On versions that differ only in drive, 4WD lowers the combined rating by 1 mpg: the 3.0L turbo 6-cyl diesel gets 25 mpg combined with two-wheel drive and 24 with 4WD.

Does the 2015 Jeep Grand Cherokee need premium gas?

Some versions do. EPA lists the 6.4L 8-cyl on premium, the diesel runs on diesel fuel, and the rest use regular.

How does the 2015 Grand Cherokee's MPG compare with the 2014?

For 2015, the best gas version is rated 20 mpg, the same as the year before and the best diesel version is rated 25 mpg, the same as the year before.

Sources and method

US EPA and Department of Energy fuel economy data (fueleconomy.gov), file dated Sep 29, 2026.
EPA fuel price assumptions: regular $4.47, midgrade $5.07, premium $5.48, diesel $6.38 a gallon; electricity $0.15 per kWh.
Recall and complaint counts: NHTSA recall file dated Oct 2, 2026 and complaint file dated Oct 2, 2026.

Ratings are EPA estimates. Real-world mileage depends on how, where and in what weather you drive. How we build these pages. Spotted an error? Tell us.