Ford is teasing an announcement next week at the State Fair of Texas about its heavy-duty trucks and the Powerstroke 6.7-liter diesel engine. 

If new diesel offerings by Ram and Nissan in the half-ton pickup truck segment prove popular, General Motors is poised and ready to compete.

The 2014 Volkswagen Jetta gets itself a new 1.8-liter turbocharged engine that offers a five mpg improvement on the highway compared to the outgoing 2.5-liter five-cylinder engine.

The launch of the Mazda 6 diesel has been postponed due to delays in emissions testing, the Japanese automaker has announced.

Land Rover has introduced its first hybrid Range Rover model this week at the 2013 Frankfurt Motor Show.

The 2014 Mercedes-Benz E250 BlueTEC has been EPA-estimated to get 28 mpg in the city and 45 mpg on the highway.

It’s obvious that the Volkswagen XL1 isn’t made for the general automotive consumer, but with a price tag of $146,600, is it made for anyone at all?

Recently, Nissan signed on board to equip its Titan pickup with the Cummins diesel V8 powerplant, and now Toyota is considering doing the same for its Tundra.

When it comes to alternative fuel vehicles, hybrid and electric cars are all the rage these days. However, diesel still has its selling points and a diesel-powered car may be the right ride for you.

Plenty of new diesel models are coming to America with industry watchers predicting the number of diesel-powered cars will double in 2014.

As it turns out, Nissan poached more than just an executive from Chrysler’s Ram truck brand when Fred Diaz leaped lilly pads.

BMW is issuing a recall for its 2009 and 2010 X5 xDrive35d SUVs for a potential loss of battery power and the risk of a vehicle fire.

A new study suggests that luxury car buyers could be losing interest in alternative fuel vehicles.

Earlier this year, Alpina unveiled its B3 Bi-Turbo at the Geneva Motor Show, and now the in-house BMW tuner will debut a diesel-powered version of that same car at the upcoming Frankfurt Motor Show in September.

Like its German rivals, Mercedes-Benz offers a wide selection of cars, crossovers and SUVs to fit seemingly every niche. With luxury brands fighting to get ahead in each segment of the market, every combination of body-type, engine size and price-point are available in some way or another.

Honda has unveiled its 2014 Civic Tourer, ahead of its 2013 Frankfurt Motor Show debut.

Chrysler- Fiat won’t be investing into electric vehicles until consumers are willing to pay for the technology, according to Bob Lee, head of Fiat and Chrysler global Powertrain.

Volkswagen has announced that a new diesel engine is coming to the 2015 Passat, Golf, Jetta and Beetle, to replace the current 2.0-liter diesel offering.

There’s good news for luxury diesel fans now that the EPA has released official fuel economy ratings for the 2014 BMW 328d.

The all-new Maserati Ghibli made its world premiere at the 2013 Shanghai Motor Show, marking the first time the Italian automaker will have two four-door sedans on sale at the same time.

The Mazda 6 diesel race car didn’t just bring diesel racing back to Indianapolis Motor Speedway, it also captured the first victory by a diesel-powered race car at the famous track.

This weekend, the Grand-Am Racing series heads to Indianapolis Motor Speedway for the Brickyard Grand Prix and will mark the first time a diesel car has raced at the famous track since the 1952 Indianapolis 500.

RAM has announced that its 2014 1500 EcoDiesel will be able to tow up to 9,200 lbs, as much as most HEMI-powered RAM models.

Mercedes-Benz has officially introduced the world’s first nine-speed automatic transmission with torque converter in its new E 350 BlueTEC.

Ram recently announced its new 1500 diesel model, powered by a 3.0-liter EcoDiesel V6; but the story behind that engine’s development actually involves one of the American automaker’s major competitors.

Something interesting happened this year in the world of domestic compact cars. Chevrolet released a diesel version of its globally-marketed Cruze sedan.

Speaking at a recent press event, Ford officials have confirmed that the American automaker has no immediate plans to bring a diesel-powered F-150 to market.

Volkswagen has reconfirmed that the Golf GTD will be heading to the U.S., likely for the 2016 model year.

According to a recent study by the University of Michigan Transportation Research Institute, diesel owners save about $2,000 to $6,000 over three to five years compared to owners of corresponding gas vehicles.

Joining all the other vehicles in this year’s Goodwood Festival of Speed hill climb is the Volkswagen XL1, driven by Formula 1 legend and six-time Le Mans winner, Jacky Ickx.

Mazda unveiled its 2014 Mazda3 yesterday with a full redesign, but there could be more in the compact car’s future.

Volkswagen announced today that it’s diesel-powered Passat set a new record to fuel economy driving through every state except Alaska and Hawaii.

Fuel economy and environmental concerns are pushing 31 percent of new car shoppers to consider diesel-powered cars, a survey recently found.

The 2014 Mercedes-Benz E-Class will start from $52,325 for the E250 BlueTec diesel model, the German automaker has announced.

Mercedes-Benz won’t offer a smaller-engined diesel version of the ML SUV in the U.S. for the 2014 model year.

Land Rover will launch a diesel hybrid version of its Range Rover in Europe shortly after the truck debuts during the Frankfurt Motor Show. It might not be so long until it reaches the U.S. either.

Diesel powertrains are always more expensive than their gasoline counterparts, but Audi is asking a big premium for the diesel versions of its A6, A6 and Q5. 

Recapping the most watched videos from AutoGuide‘s YouTube channel this week, here’s a chance to catch up on what everyone else is talking about. This past week, AutoGuide was on hand for the official unveiling of the all-new, 2014 Toyota Corolla. Check out what the Japanese automaker has done to its entry-level, popular sedan.

The 2014 Volkswagen Golf GTD originally made its debut at the 2013 Geneva Motor Show and now the German automaker has released more details on its Gran Turismo Diesel hot hatch.

Volkswagen of America is setting out to challenge the existing Guinness World Records achievement for the lowest fuel consumption around the lower 48 U.S. states for a non-hybrid car.

The third-generation BMW X5 has been officially announced with increased spaciousness, three engine variants, and even more personalization options.

Fuel economy is a major purchase consideration for new-vehicle shoppers; in fact it’s the No. 1 thing they look for in a car or truck. Consumers continue to demand ever greater mileage, and so does the federal government. Washington keeps turning up the wick on its Corporate Average Fuel Economy (CAFE) regulations. In response to these stimuli automakers are working day and night to improve the efficiency of their products.

Pumping gasoline into a diesel Volkswagen voids the warranty and can lead to costly repairs, which is why the brand is kicking off a massive modification campaign.

Pricing on the 2014 BMW 5 Series Sedan and Gran Turismo has been announced, with the 528i Sedan starting from $50,425 including a $925 destination and handling fee.

Originally revealed in February, RAM has announced that production on the RAM 1500 Diesel will begin September 2013.

The BMW Group, which consists of BMW, MINI, and Rolls-Royce, has posted its best April global sales yet with a total of 155,419 vehicles sold last month.

There’s a lot to love about the 2014 Range Rover Sport and the British automaker is banking on its popularity by expanding the lineup by offering even more powertrain options.

The Chevrolet Cruze Diesel is rated at 46 mpg on the highway, giving it the potential to get at least 700 miles to a tank.

Marrying two of the world’s high-efficiency automotive systems, Land Rover will debut its diesel hybrid Range Rovers later this year at the Frankfurt Motor Show.

Put your ear to the ground. You’re probably going to hear the gravelly sound of a diesel engine coming… at least figuratively.

Last year at the New York Auto Show, Mercedes-Benz debuted its GLK250 BlueTEC and the German automaker has revealed that it’ll be priced from $38,950 excluding a $905 destination charge.

Diesel engines continue to flood the US market with one of the next models set to gain the gas-alternative powertrain being the 2015 Mercedes C-Class.

For decades, diesel-powered vehicles have been popular in Europe, but never garnered the same attention in America.

Set to launch this year, the diesel powered Chevrolet Cruze will offer better highway mileage than any non-hybrid passenger car in America, with a rating of 46 mpg.

Audi engineers are hard at work on the 2014 A4, planning to make the sedan lighter and more stylish to further differentiate it from the upcoming A3 sedan.

Who is to say that luxury car buyers aren’t affected by high gas prices? If you want to drive in comfort, style, and have the latest high tech goodies in a car, you shouldn’t have to pay more at the pump for it. Here are our picks for the top 10 most fuel friendly luxury cars, ranked in order of their combined city/highway mpg numbers.

BMW is bringing a diesel-powered 3 Series to the U.S., and it made its debut today at the 2013 New York Auto Show. 

Dodge is bringing the 2014 Durango to the 2013 New York Auto Show next week, where it will apparently debut with the same 3.0-liter diesel engine that was recently introduced to the Jeep Grand Cherokee. 

BMW will be showing off its 328d diesel wagon and sedan models at the upcoming 2013 New York Auto Show, both of which are expected to launch in America as 2014 models.