Get KBB Fair Purchase Price, MSRP, and dealer invoice price for the 2015 Jeep Grand Cherokee Altitude Sport Utility 4D. City 17/Hwy 24/Comb 19 MPG. Bore x Stroke. 3.77 x 3.26. Compression The diesel is hardly noisier than some gasoline engines, doesn’t smoke, and gets the Jeep moving briskly with ease. The EPA estimates 22/30 mpg City/Highway (21/28 mpg with 4WD) for the diesel. Though heavy, the Grand Cherokee chassis is quite rigid, a key benefit to its feel of overall quality. 16.5 barrels/yr. 494 grams/mile. 443 miles. Total Range. Page 1. Fuel economy of the 2012 Jeep Grand Cherokee. 1984 to present Buyer's Guide to Fuel Efficient Cars and Trucks. Estimates of gas mileage, greenhouse gas emissions, safety ratings, and air pollution ratings for new and used cars and trucks. Gas Mileage Tips; Driving More Efficiently; Keeping Your Car in Shape; Planning and Combining Trips; Choosing a More Efficient Vehicle; Tips for Hybrids, Plug-in Hybrids, and Electric Vehicles; Fuel Economy in Cold Weather; Fuel Economy in Hot Weather; More Information; Tax Incentives; Plug-in and Fuel Cell Vehicles Purchased in 2023 or After 121 posts · Joined 2015. #2 · Dec 7, 2015. Eco Mode helps improve fuel economy by adjusting the transmission shift schedule, idle speed, interactive deceleration fuel shut off and, in V8 engine models, Fuel Saver cylinder deactivation. Automatically engaged upon vehicle startup, it activates the Quadra-Lift® air suspension system and lowers 4445 posts · Joined 2005. #11 · Sep 24, 2008. I found a great way to improve the gas mileage in my Jeep! All you have to do is buy one of these: Riding that about 80% of the time, the average fuel economy of all my vehicles is up to 46.6mpg! '11 WK2 Limited 5.7. Looking for a WK2 full size spare tire and 18" rims. The 2015 Jeep Grand Cherokee blends passenger carrying practicality with available off-road utility, delivering a capable midsize SUV few competitors can match. The Grand Cherokee is ideal for consumers who prize Jeep heritage while making the most of its around-town utility. Offering room for five, the Grand Cherokee is available in standard 2020 Jeep Cherokee MPG. Based on data from 40 vehicles, 3,095 fuel-ups and 803,199 miles of driving, the 2020 Jeep Cherokee gets a combined Avg MPG of 22.60 with a 0. 863 posts · Joined 2015. #4 · Apr 29, 2016. Also, (assuming you reset your mpg at fill-up) if your tank was mostly full, it wouldn't have many miles for the average, so it will drop fast when idling. If you're at the end of your tank, it probably won't drop much at all, even if you sit for 1/2 hour. 2018 Grand Cherokee SRT - "Scarlett". 2015 Jeep Grand Cherokee 4WD 4dr Altitude Specs EPA Fuel Economy Est - Hwy (MPG) 24: Fuel Tank Capacity, Approx (gal.) 24.6: Suspension. Suspension Type - Front: ZiJnYsU.