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2006 Jeep Liberty Sport (KJ)
Shown: 2006 Jeep Liberty Sport (KJ). Photo: SsmIntrigue, CC BY-SA 4.0, via Wikimedia Commons
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  • MY2003–2007

Jeep Liberty/Cherokee MPG & Fuel Cost by Year

5 model years · 2003–2007

17 MPG
Combined
15 MPG
City
21 MPG
Highway
Annual cost · MY2007 Liberty/Cherokee 3.7L 6-cyl RWD
$3,840

15,000 mi/yr · regular gasoline $4.36/gal (U.S. average, Sep 2026)

All Jeep models

Jeep Liberty/Cherokee fuel economy at a glance

EPA has rated the Jeep Liberty/Cherokee for 5 model years, 2003 to 2007. Across those years its combined rating runs 16–21 MPG. The latest model year, 2007, has 4 configurations rated 17 MPG combined and costing $3,840 a year to fuel at regular gasoline $4.36/gal (U.S. average, Sep 2026). The most efficient configuration on record since 2003 is the 2006 Liberty/Cherokee 2.8L 4-cyl turbo 4WD, at 21 MPG.

Jeep Liberty/Cherokee MPG by year

16182022 20032007 Gas Diesel 16182022 20032007 Gas Diesel
Combined MPG: the line is the most efficient configuration, the shaded band reaches down to the least efficient. Dotted lines mark new generations.
Jeep Liberty/Cherokee: combined fuel economy and annual fuel cost for each model year, grouped by generation
Year Gas (MPG)Diesel (MPG) $/yr
2003-2007 (KJ) Generation page
2007 17— $3,840
2006 1721 $3,840–$4,490
2005 17–2021 $3,270–$4,490
2004 16–19— $3,440–$4,080
2003 17–19— $3,440–$3,840

Costs use the current EIA price set and 15,000 miles a year for every year, so years are comparable. Green marks the best year for each powertrain.

Jeep Liberty/Cherokee generations

1 generations between 2003 and 2007. Open one for the table of every model year and configuration.

2006 Jeep Liberty Sport (KJ)

2003-2007 Jeep Liberty/Cherokee (KJ)

16–21 MPG · $3,270–$4,490/yr

2007 powertrain options

Gas · 3.7L
Combined
17 MPG
Per year
$3,840
See gas configurations
EPA ratings: fueleconomy.gov file of Sep 29, 2026 · regular gasoline $4.36/gal (U.S. average, Sep 2026) · 15,000 mi/yr, 55% city / 45% highway · How we calculate

Frequently asked questions

What is the Jeep Liberty/Cherokee's gas mileage by year?

EPA combined ratings for the Jeep Liberty/Cherokee run 16–21 MPG across model years 2003 to 2007. The latest year, 2007, is rated 17 MPG.

Which Jeep Liberty/Cherokee model year has the best gas mileage?

The 2006 Jeep Liberty/Cherokee Liberty/Cherokee 2.8L 4-cyl turbo 4WD has the highest combined rating since 2003, at 21 MPG.

How much does a Jeep Liberty/Cherokee cost to fuel per year?

For MY2007, EPA-rated configurations cost $3,840 a year to fuel, driving 15,000 miles at regular gasoline $4.36/gal (U.S. average, Sep 2026). The most efficient one costs $3,840.

Has the Jeep Liberty/Cherokee's fuel economy improved over time?

No. The most efficient configuration moved from 19 MPG in 2003 to 17 MPG in 2007, 2 MPG less.