2015 Jeep Grand Cherokee — Full Specifications
As an Amazon Associate and CJ Affiliate and AWIN publisher we earn from qualifying purchases. Links below are affiliate links.
Running gear matters most — before anything else, UK: check tyre prices at TirendoUS: check wheel & tyre prices at WheelHero for this car's fitment.
The 2015 Jeep Grand Cherokee is an SUV offered with 4 engines (3L 6-cyl turbo, 3.6L 6-cyl, 5.7L 8-cyl). Its most fuel-efficient configuration returns around 30 mpg (UK) / 25 mpg (US EPA) combined, with 18–30 mpg (UK) across all configurations. Owners often keep a Jeep Grand Cherokee workshop manual to hand for servicing and repairs.
Compared with the 2014 Jeep Grand Cherokee: Fuel economy is essentially unchanged at around 30 mpg (UK) combined. The engine line-up listed by EPA is unchanged. It carries the same 5★ overall NHTSA rating.
Full Specifications
| Engine (most efficient) | 3L 6-cyl turbo |
|---|---|
| Engine options | 3L 6-cyl turbo · 3.6L 6-cyl · 5.7L 8-cyl · 6.4L 8-cyl |
| Transmission (most efficient) | Automatic 8-spd |
| Fuel Type | Diesel |
| Powertrain | Conventional |
| Drive | Rear-Wheel Drive |
| Body Style | SUV |
| Fuel Economy (UK) | 30 combined / 26 urban / 36 extra-urban mpg |
| Fuel Economy (US EPA) | 25 combined / 22 city / 30 highway mpg |
| CO₂ Emissions | 254 g/km |
| EPA Greenhouse Gas Score | 5 / 10 (10 = lowest emissions) |
| EPA Est. Annual Fuel Cost | $3,850 (15,000 mi/yr, US prices) |
Engine & Transmission Options
EPA lists 7 configurations for the 2015 Jeep Grand Cherokee across 4 engines (3L 6-cyl turbo, 3.6L 6-cyl, 5.7L 8-cyl, 6.4L 8-cyl). Combined fuel economy ranges from 15 to 25 mpg (US), or 18 to 30 mpg (UK), depending on engine, transmission and drive. The headline figures at the top of this page describe the most fuel-efficient configuration.
| Engine | Transmission | Drive | MPG (UK) | MPG (US) | CO₂ g/km | Fuel cost / yr |
|---|---|---|---|---|---|---|
| 3L 6-cyl turbo | Automatic 8-spd | 4-Wheel Drive | 29 | 24 (21/28) | 268 | $4,000 |
| 3L 6-cyl turbo | Automatic 8-spd | Rear-Wheel Drive | 30 | 25 (22/30) | 254 | $3,850 |
| 3.6L 6-cyl | Automatic 8-spd | 4-Wheel Drive | 23 | 19 (17/24) | 285 | $3,550 |
| 3.6L 6-cyl | Automatic 8-spd | Rear-Wheel Drive | 24 | 20 (17/25) | 276 | $3,350 |
| 5.7L 8-cyl | Automatic 8-spd | 4-Wheel Drive | 19 | 16 (14/20) | 347 | $4,750 |
| 5.7L 8-cyl | Automatic 8-spd | Rear-Wheel Drive | 20 | 17 (14/22) | 327 | $4,450 |
| 6.4L 8-cyl | Automatic 8-spd | 4-Wheel Drive | 18 | 15 (13/19) | 368 | $5,500 |
MPG (US) shows combined, with city/highway in brackets. Highlighted row = the configuration used for the headline figures. Source: US EPA fueleconomy.gov.
Owner Essentials for the 2015 Jeep Grand Cherokee
Running Costs: 2015 Jeep Grand Cherokee
Covering around 8,000 miles a year in a 2015 Jeep Grand Cherokee at 30 mpg combined, expect roughly 1,212 litres of fuel annually — multiply by your local price per litre for a cost estimate. For US owners, the EPA estimates about $3,850 a year in fuel for the most efficient configuration (15,000 miles, national average prices). Work out exact fuel costs with the fuel cost calculator on 247Calculators.
Convert between MPG and L/100km with the unit converters on 247QuickTools. Not sure what tyre size fits? 247TyreCheck explains tyre sizing.
Planning a road trip? Grab a road trip packing list. Only need this car occasionally? See our buy vs rent comparison.
2015 Jeep Grand Cherokee Safety Ratings (NHTSA)
Recalls & Owner Complaints (NHTSA)
NHTSA lists 10 safety recall campaigns that include the 2015 Jeep Grand Cherokee (as of 6 October 2026). Most affected areas: Engine and engine cooling (4), Fuel system (1), Electrical system (1). A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
- Engine and engine cooling — campaign 23V411000, reported 8 June 2023. Risk: An engine stall can increase the risk of a crash.
- Fuel system — campaign 22V406000, reported 9 June 2022. Risk: Fuel starvation may result in an unexpected loss of drive power, increasing the risk of a crash.
- Engine and engine cooling — campaign 20V699000, reported 12 November 2020. Risk: Combustion in the intake manifold can increase the risk of a fire.
- Engine and engine cooling — campaign 20V475000, reported 13 August 2020. Risk: An engine stall can increase the risk of a crash.
Showing the 4 most recent of 10 campaigns.
Owners have filed 1361 complaints with NHTSA about the 2015 Jeep Grand Cherokee. The most-reported areas are Power train (352), Seats (314), Engine (202). Complaints include 128 reported crashes, 21 reported fires, 93 reported injuries. That is well above the median of 447 complaints across the 17 Jeep Grand Cherokee model years in our data.
Used-buyer checklist for the 2015 Jeep Grand Cherokee
Based on where NHTSA recalls and owner complaints cluster for this model year, these are the areas worth checking before you buy:
- Transmission & drivetrain (1 recall campaign · 352 owner complaints) — On the test drive, watch for hesitation, jerking or slipping between gears and ask for transmission service history.
- Seats (314 owner complaints) — Check seat adjusters, head restraints and seat-mounted sensors work, and confirm seat recalls were completed.
- Engine (202 owner complaints) — Listen for unusual noise on a cold start, check for warning lights and ask for the service records.
- Engine cooling (4 recall campaigns) — Check coolant level, look for leaks and make sure the temperature stays steady in traffic.
Source: US NHTSA recall and consumer-complaint databases, retrieved 6 October 2026. Complaints are unverified owner reports, not confirmed defects. Check any vehicle by VIN at nhtsa.gov/recalls, and see our guide to checking a used car for recalls.
How It Compares
How does the Jeep Grand Cherokee compare to similar SUVs? For context, SUVs in our database average around 27 mpg (UK) combined — this model's 30 mpg figure is 3 mpg better than that average. This comparison is based on 1824 SUVs in our dataset.
Jeep models in our database average about 27 mpg (UK) combined on their most efficient configuration; the 2015 Jeep Grand Cherokee's 30 mpg is 3 mpg above that make average.
Of the 17 Jeep Grand Cherokee model years we cover, the 2015 is the most economical on its best configuration (30 mpg UK combined). See every Jeep Grand Cherokee year side by side.
Last updated: · Data: US EPA (fueleconomy.gov) and NHTSA safety ratings 18 July 2026; NHTSA recalls and complaints 6 October 2026; Wikidata & curated EU catalogue 18 July 2026; European generation and engine data from Wikipedia 7 October 2026
Vehicle data sourced from manufacturer specifications. Always verify with your vehicle handbook or a qualified mechanic. This is a reference tool, not professional advice.
Recommended Accessories for the 2015 Jeep Grand Cherokee
Frequently Asked Questions
What engine does the 2015 Jeep Grand Cherokee have?
EPA lists 4 engines for the 2015 Jeep Grand Cherokee: 3L 6-cyl turbo, 3.6L 6-cyl, 5.7L 8-cyl, 6.4L 8-cyl. The most fuel-efficient configuration pairs the 3L 6-cyl turbo with a automatic 8-spd.
What is the fuel economy of the 2015 Jeep Grand Cherokee?
The most efficient configuration returns around 30 mpg (UK) combined, or 25 mpg on the US EPA cycle. Across all configurations the UK combined figure runs from 18 to 30 mpg.
How much does the 2015 Jeep Grand Cherokee cost to fuel per year?
The US EPA estimates about $3,850 a year in fuel for the most efficient configuration, based on 15,000 miles of mixed driving and national average fuel prices. Your own cost will depend on mileage and local prices.
Does the 2015 Jeep Grand Cherokee have a good safety rating?
It holds an overall NHTSA rating of 5 stars, with 5 stars for frontal crash protection.
Does the 2015 Jeep Grand Cherokee have any recalls?
NHTSA lists 10 safety recall campaigns that include the 2015 Jeep Grand Cherokee (as of 6 October 2026). Most affected areas: Engine and engine cooling (4), Fuel system (1), Electrical system (1). A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
What are the most common problems reported for the 2015 Jeep Grand Cherokee?
Among the 1,361 owner complaints filed with NHTSA, the most-reported areas are Power train (352 complaints), Seats (314 complaints), Engine (202 complaints). Complaints are unverified owner reports, not confirmed defects, and raw counts rise with how many cars were sold.
Is the Jeep Grand Cherokee's fuel economy good for an SUV?
Yes — it returns around 30 mpg (UK) combined, against a same-body-style average of roughly 27 mpg among the SUVs we track, making it one of the more efficient options in its class.