2018 Jeep Cherokee — Full Specifications
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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 2018 Jeep Cherokee is an SUV offered with 2 engines (2.4L 4-cyl, 3.2L 6-cyl). Its most fuel-efficient configuration returns around 30 mpg (UK) / 25 mpg (US EPA) combined, with 25–30 mpg (UK) across all configurations. Owners often keep a Jeep Cherokee workshop manual to hand for servicing and repairs.
Related 2018 listings: Jeep Cherokee Active Drive II, Jeep Cherokee Trailhawk.
Compared with the 2017 Jeep 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 4★ overall NHTSA rating.
Full Specifications
| Engine (most efficient) | 2.4L 4-cyl |
|---|---|
| Engine options | 2.4L 4-cyl · 3.2L 6-cyl |
| Transmission (most efficient) | Automatic 9-spd |
| Fuel Type | Regular Gasoline |
| Powertrain | Conventional |
| Drive | Front-Wheel Drive |
| Body Style | SUV |
| Length | 4735 mm |
| Width | 1900 mm |
| Height | 1687 mm |
| Kerb Weight | 2048 kg |
| Fuel Economy (UK) | 30 combined / 25 urban / 36 extra-urban mpg |
| Fuel Economy (US EPA) | 25 combined / 21 city / 30 highway mpg |
| CO₂ Emissions | 224 g/km |
| EPA Greenhouse Gas Score | 5 / 10 (10 = lowest emissions) |
| EPA Est. Annual Fuel Cost | $2,700 (15,000 mi/yr, US prices) |
Engine & Transmission Options
EPA lists 8 configurations for the 2018 Jeep Cherokee across 2 engines (2.4L 4-cyl, 3.2L 6-cyl). Combined fuel economy ranges from 21 to 25 mpg (US), or 25 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 |
|---|---|---|---|---|---|---|
| 2.4L 4-cyl | Automatic 9-spd | 4-Wheel Drive | 28 | 23 (21/27) | 239 | $2,900 |
| 2.4L 4-cyl | Automatic 9-spd | All-Wheel Drive | 28 | 23 (21/28) | 235 | $2,900 |
| 2.4L 4-cyl | Automatic 9-spd | All-Wheel Drive | 28 | 23 (21/28) | 235 | $2,900 |
| 2.4L 4-cyl | Automatic 9-spd | Front-Wheel Drive | 30 | 25 (21/30) | 224 | $2,700 |
| 2.4L 4-cyl | Automatic 9-spd | Front-Wheel Drive | 30 | 25 (21/30) | 224 | $2,700 |
| 3.2L 6-cyl | Automatic 9-spd | 4-Wheel Drive | 25 | 21 (18/26) | 258 | $3,600 |
| 3.2L 6-cyl | Automatic 9-spd | All-Wheel Drive | 28 | 23 (20/27) | 241 | $3,300 |
| 3.2L 6-cyl | Automatic 9-spd | Front-Wheel Drive | 29 | 24 (21/29) | 234 | $3,150 |
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 2018 Jeep Cherokee
Running Costs: 2018 Jeep Cherokee
Covering around 8,000 miles a year in a 2018 Jeep 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 $2,700 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.
2018 Jeep Cherokee Safety Ratings (NHTSA)
Recalls & Owner Complaints (NHTSA)
NHTSA lists 7 safety recall campaigns that include the 2018 Jeep Cherokee (as of 6 October 2026). Most affected areas: Power train (2), Electrical system (2), Fuel system (1). A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
- Power train — campaign 25V011000, reported 29 April 2025. Risk: A loss of drive power can increase the risk of a crash. A loss of park function can cause an unintended vehicle rollaway, which can increase the risk of a crash or injury.
- Electrical system — campaign 18V524000, reported 9 August 2018. Risk: A vehicle stall can increase the risk of a crash.
- Power train — campaign 18V494000, reported 26 July 2018. Risk: If the halfshaft bearing cage breaks, the halfshaft may not be able to transmit engine power, causing a loss of drive or it can allow the vehicle to move while in the "Park" position. Either condition may…
- Electrical system — campaign 18V332000, reported 17 May 2018. Risk: If the vehicle maintains its speed or accelerates despite attempts to deactivate the cruise control, there would be an increased risk of a crash.
Showing the 4 most recent of 7 campaigns.
Owners have filed 687 complaints with NHTSA about the 2018 Jeep Cherokee. The most-reported areas are Power train (295), Electrical system (190), Unspecified (174). Complaints include 11 reported crashes, 5 reported fires, 7 reported injuries. That is close to the median of 687 complaints across the 11 Jeep Cherokee model years in our data.
Used-buyer checklist for the 2018 Jeep 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 (2 recall campaigns · 295 owner complaints) — On the test drive, watch for hesitation, jerking or slipping between gears and ask for transmission service history.
- Electrical system (2 recall campaigns · 190 owner complaints) — Test every switch, window, light and warning lamp on a test drive, and ask about battery or alternator replacements.
- Engine (155 owner complaints) — Listen for unusual noise on a cold start, check for warning lights and ask for the service records.
- Fuel system (1 recall campaign) — Ask whether any fuel-pump or fuel-system recalls were completed, and watch for hard starting or stalling.
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 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. Its 224 g/km CO₂ figure is 29 g/km lower than the 253 g/km average for SUVs on this site. At 2048 kg kerb weight, it's 499 kg heavier than the typical SUV in our data (1549 kg 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 2018 Jeep Cherokee's 30 mpg is 3 mpg above that make average. Its 224 g/km CO₂ figure is 30 g/km lower than the 254 g/km Jeep average.
Of the 11 Jeep Cherokee model years we cover, the 2018 ranks 6th for combined fuel economy on its best configuration (30 mpg UK combined, against a high of 44 mpg). See every Jeep 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 2018 Jeep Cherokee
Frequently Asked Questions
What engine does the 2018 Jeep Cherokee have?
EPA lists 2 engines for the 2018 Jeep Cherokee: 2.4L 4-cyl, 3.2L 6-cyl. The most fuel-efficient configuration pairs the 2.4L 4-cyl with a automatic 9-spd.
What is the fuel economy of the 2018 Jeep 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 25 to 30 mpg.
How much does the 2018 Jeep Cherokee cost to fuel per year?
The US EPA estimates about $2,700 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 2018 Jeep Cherokee have a good safety rating?
It holds an overall NHTSA rating of 4 stars, with 4 stars for frontal crash protection.
Does the 2018 Jeep Cherokee have any recalls?
NHTSA lists 7 safety recall campaigns that include the 2018 Jeep Cherokee (as of 6 October 2026). Most affected areas: Power train (2), Electrical system (2), Fuel 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 2018 Jeep Cherokee?
Among the 687 owner complaints filed with NHTSA, the most-reported areas are Power train (295 complaints), Electrical system (190 complaints), Unspecified (174 complaints). Complaints are unverified owner reports, not confirmed defects, and raw counts rise with how many cars were sold.
Is the Jeep 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.