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Refined Jeep Grand Cherokee gains fuel economy with EcoDiesel (pictures)

A diesel engine option adds decent fuel economy to the Jeep Grand Cherokee's impressive roster of capabilities.

Wayne Cunningham
Wayne Cunningham reviews cars and writes about automotive technology for CNET's Roadshow. Prior to the automotive beat, he covered spyware, Web building technologies, and computer hardware. He began covering technology and the Web in 1994 as an editor of The Net magazine.
Wayne Cunningham
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Jeep redesigned its Grand Cherokee for the 2014 model year.

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A refined body style retains features, such as the seven-slot grille.

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In Summit trim, the Grand Cherokee comes standard with Jeep's Quadra-Drive II four-wheel-drive system.

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The suspension includes air suspension, which can increase ride height when offroad.

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The four-wheel-drive system automatically regulates wheel slip.

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This EcoDiesel engine joins the gasoline-powered V6 and V8 as engine options. The EcoDiesel 3-liter V-6 produces 240 horsepower and 420 pound-feet of torque.

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An additional filler cap is for diesel exhaust fluid (DEF), which helps clean up diesel emissions.

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20-inch wheels come standard on the Summit trim.

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The Grand Cherokee boasts 36.3 cubic feet of cargo space behind the second row.

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Power adjustable seats are covered in stitched leather.

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The rear bench holds three in relative comfort.

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Satin-finished wood trim graces the cabin.

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A panoramic sunroof gives rear-seat passengers a sky view.

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The UConnect infotainment system uses an 8.4-inch touchscreen.

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The shift lever features an ergonomic design.

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Buttons for the adaptive cruise control system sit on the steering wheel spoke.

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The four-wheel-drive system includes five terrain programs.

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A hybrid electric-hydraulic power steering system makes for efficient assist.

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The virtual speedometer allows for a variety of useful information, such as turn-by-turn directions.

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Perspective view maps show rendered buildings and extensive traffic flow information.

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The interface icons are easy to read.

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Voice command allows for hands-free control of the infotainment system.

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Yelp comes integrated with UConnect.

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The hands-free phone system integrates paired phones' contact lists.

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HD Radio offers excellent clarity for broadcast radio.

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The music library shows up for USB drives and iOS devices plugged into the car's USB port.

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Album art shows up on the now-playing screen.

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The Harman Kardon audio system includes 19 speakers.

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