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GM announces B20 compatibility for 2011 Duramax 6.6l turbo diesel engine

The move to official automaker support for higher blends of biodiesel has been a slow one. One important step along the way were the establishment of American Society for Testing and Materials (ASTM) standards for B20 (20 percent biodiesel mixed with 80 percent petro diesel) in the middle of 2008. Last year, General Motors announced that the new 6.6-liter Duramax V8 engine would be factory certified to run on B20 sometime this spring. That time is now. GM officially announced today at the National Biodiesel Conference that the 2011 ... Read more →

Report: GM to invest "hundreds of millions" into pickups with fuel-saving tech Jeremy Korzeniewski

Pickup trucks have always been a major component for any successful full-line automaker here in the United States, and, even though sales are down, it doesn't seem likely this will change any time ...

GM to suppliers: Keep working on Two-Mode Hybrid PHEV Jeremy Korzeniewski

Now that General Motors has offloaded its Saturn brand and the once-planned Buick plug-in hybrid SUV failed to get off the ground after being roundly criticized by the press and public, GM needs ...

GM will have first factory-certified B20 diesels vehicles next spring Sam Abuelsamid

One of several interesting little surprises to come out of this week's GM product technology showcase was the upgraded 6.6-liter Duramax V8. Unfortunately, the 4.5-liter diesel developed for the ...

2010 Chevy Silverado XFE updated to achieve best-in-class 22 mpg highway Chris Shunk

A couple years ago, the battle of the pickup trucks was all about power and towing capabilities. Now, with volatile fuel prices and an increased focus on the environment, fuel efficiency is the ...

Day one for The New GM: the more things change... Lutz stays, company needs vehicles that matter 7 months ago on Autoblog Green

After only 40 days in bankruptcy, General Motors emerged today as the new GM (sans green logo, for now). While the bankruptcy was about as short and sweet as they come, the future is what everyone is most interested in, and it's kind of looking a lot like the present/past. For one thing, Chevy Volt ...

Officially Official: GMC adds Yukon Denali Hybrid SUV 7 months ago on Autoblog Green

General Motors has finally added the 2-Mode Hybrid powertrain to its top-level GMC Yukon Denali. There aren't any mechanical changes to the drivetrain that's been available since 2008 in the standard-grade Yukon Hybrid and its platform mates, the Chevrolet Tahoe Hybrid and Cadillac Escalade ...

New York 2009: GMC Terrain gets all-DI engine lineup 10 months ago on Autoblog Green

Like its mechanical twin, the 2010 Chevrolet Equinox, the new GMC Terrain is getting an engine lineup that consists entirely of direct injected engines. The base 2.4-liter EcoTec four cylinder is expected to give the Terrain an EPA highway fuel economy of 30 mpg and get cleaner cold-start ...

New York Preview: GMC adds Yukon Denali hybrid and Terrain SUVs 10 months ago on Autoblog Green

General Motors is planning to add another SUV to its hybrid vehicle fleet, in this case wearing the Yukon's top-level Denali trim. There's not much new to report here, as the Yukon Denali Hybrid will feature the same exact drivetrain that's fitted to its siblings from The General, including the ...

Twitter Embargo Leak: 2010 GMC Terrain to manage 30 mpg highway 10 months ago on Autoblog Green

In what may be the first recorded instance of an embargo break in Twitter's short but influential history, General Motors has mistakenly Tweeted a few salient details about the upcoming GMC Terrain, the embargo of which won't be up until April 5, 2009. Regardless of how the information got out ...

First Drive: 2009 Chevrolet Silverado Hybrid and GMC Sierra Hybrid 11 months ago on Autoblog Green

The more things change, the more they stay the same. Once again, this time-honored dictum is proving true as pickup trucks regain their rightful place at the top of the U.S. sales charts following a precipitous fall from grace last summer. As you've undoubtedly noticed, the cost of gasoline has ...

Next gen GM hybrid pickups to get 50% better towing, Voltec possible 11 months ago on Autoblog Green

General Motors is currently in the midst of launching its hybrid full-size pickup trucks and our man Jeremy is in San Antonio this week to try them out. One thing about the auto industry is that as soon as you get one product out the door, you're already working on the next generation. Such is ...

VIDEO: New charging post juices old electric GMC van 11 months ago on Autoblog Green

While perhaps not as spectacular as San Francisco getting a fancy Smartlet charging station in front of City Hall, the addition of two charging posts at Truckee Meadows Community College in Northern Nevada are a welcome addition to the nations slowly-growing charging infrastructure. The posts, ...

Hybrids dominate the Intellichoice Best Overall Value of the Year Awards 12 months ago on Autoblog Green

IntelliChoice used the Chicago Auto Show to announce its Best Overall Value of the Year Awards, and, lo and behold, it's loaded up with hybrid and eco-friendly vehicles. Included in the list of winners for 2009 are: Honda Civic Hybrid for Best Compact over $17,000 GMC Sierra 1500 Crew ...

Yes the GM Two-Mode hybrids can tow, but what of MPG? 1 year ago on Autoblog Green

We've had numerous opportunities over the last two years to drive various SUVs and pickup trucks equipped with the two-mode hybrid system spawned from GM, Chrysler, Daimler and BMW. Among the claimed advantages of the two-mode hybrid system is the ability to dramatically improve fuel efficiency ...

GMC Yukon hybrid featured in Macy Parade 1 year ago on Autoblog Green

General Motors is the Official Vehicle Supplier for the Macy Thanksgiving Day Parade. There, now you've learned your requisite something new for the day. This year, The General decided to trot out hybrid versions of the full-size GMC Yukon to pull various parade floats and giant balloon-things. ...

2009 GMC Sierra Hybrid gets priced at $39,365 1 year ago on Autoblog Green

General Motors has announced pricing for the first of its new two-mode hybrid pickup trucks, the GMC Sierra and they've apparently learned at least one lesson from the roll-out of the Yukon and Tahoe hybrids earlier this year. The starting price for the two-wheel drive Sierra hybrid is $39,365, ...

Obama to be transported in GMC Topkick "Cadillac" 1 year ago on Autoblog Green

There's no doubt that the President of the United States needs a safe vehicle to be transported in. Various assassination attempts prove that case rather easily. President-in-waiting Barack Obama will be getting a brand-new armored "car" that will look like a Cadillac, but will really be based on ...

Hybrid tech won't save the full size SUV as new Tahoe/Yukon cancelled 1 year ago on Autoblog Green

It looks like the theory behind the creation of full-size hybrid SUVs may not hold water, at least from a marketing perspective. Certainly adding a hybrid drivetrain to a big truck will save more gas for a given number of miles driven than doing the same to a smaller more efficient car. At the same ...

GM moves nearly 2,000 hybrids in September 1 year ago on Autoblog Green

In yet another dismal sales month here in the U.S., General Motors actually did better than many companies with only a 15.8 percent drop in September compared to last year. There were even some bright spots in the numbers with the Malibu being up 192 percent and the Vibe jumping 91.1 percent. GM's ...

GM Hybrid sales slowly picking up some steam: 1,629 deliveries in August 1 year ago on Autoblog Green

digg_url = 'http://digg.com/autos/GM_Hybrid_Sales_Slowly_Picking_Up_Some_Steam'; General Motors is finally starting to regularly break out the sales figures for its hybrid vehicles and while the numbers are improving, they still look very weak compared to the competition. August was the ...

ABG First Drive: 2009 Chevy Silverado Hybrid and Silverado XFE 1 year ago on Autoblog Green

Let's get something out of the way right now. Not every vehicle we write about here is going to be as efficient as a Prius or have a plug or require pedal power. There is a huge market place of vehicles out there. None of those vehicles are for everyone. Not everyone needs or wants a Prius or a ...

GM to add XFE models to full-size pickup and SUV, 15 mpg city/21 mpg hwy 1 year ago on Autoblog Green

In a bid to try and salvage some sales from the rapidly deflating full size truck market, General Motors has decided to add XFE models to its big pickups and SUVs. As with the Cobalt XFE the new label is short for Xtra Fuel Economy. While the new XFE models don't come close to matching the mileage ...

Chevy Silverado hybrid gets official with the EPA 21mpg city/22mpg hwy 1 year ago on Autoblog Green

The EPA has posted the official mileage numbers for the new Two-Mode hybrid variants of the Chevy Silverado and GMC Sierra full-size pickup trucks. The open bed crew-cab hybrid trucks scored the same numbers as their full bodye SUV siblings. The rear wheel drive models came in at 21/22 mpg city/hwy ...

Next Chevy Equinox to be equipped with a 2.3L DI 4 cylinder 1 year ago on Autoblog Green

The automotive world will be getting a new Chevy Equinox bestowed upon it for the 2009 model year, and news from General Motors now places a 2.3L direct-injected four-cylinder engine underhood. Currently, the Equinox comes equipped with a boat-anchor of a base engine in the form of a 185-horsepower ...

GM to cut truck production by 300K units by 2009, cuts V8 development 1 year ago on Autoblog Green

Click above for more images of the 2007 Chevy Silverado We have been covering the amazing decline of the pickup truck in America over the past few months, but General Motor's recent announcement that it will be cutting truck production by some three-hundred-thousand units by next year puts quite a ...

New GM ads focus on fuel economy 1 year ago on Autoblog Green

GM has decided that the fuel economy of its vehicles should be the main focus in its advertising, rather than attempts to merely buff its battered brand image. Even the luxury line, Cadillac, is talking up miles per gallon in its new ads. Take the CTS, for instance. Please. It is capable of a ...

GM hybrid finally starting to get a little traction, 1,149 in June 1 year ago on Autoblog Green

With five hybrid models on the market now and at least four more coming before the end of the year, General Motors' hybrid sales are looking less ugly than they did in the first three months of 2008. GM is still no threat to Toyota or even Ford, but sales have been steady (if slow) for the last ...

GM to proceed with plans to build hybrid pickups in Oshawa 1 year ago on Autoblog Green

In spite of the recent announcement by General Motors that it will close the Oshawa, Ontario truck plant in 2009, the company will proceed with production of hybrid pickup trucks there this fall. GM has already installed equipment and trained assembly workers to assemble the Two-Mode hybrid GMC ...

GM delays introduction of next generation large trucks 1 year ago on Autoblog Green

With sales of full size pickup trucks and SUVs shrinking far faster than even the most pessimistic industry projections one year ago, GM has decided to delay the successor to the current GMT900 models. The current generation of large trucks debuted in 2007 and were scheduled to be replaced in 2013. ...

Top 5 hybrid SUVs available today, number 5: Chevy Tahoe/GMC Yukon 1 year ago on Autoblog Green

Click the Tahoe hybrid for a high-res gallery There are plenty of dissenters who believe that the full-size hybrids from General Motors don't deserve any sort of green recognition at all. We can understand their argument, especially considering that the fuel mileage of these monsters is less than ...

Full-size SUVs from GM to get lighter 1 year ago on Autoblog Green

Click above for more high-res shots of the Chevy Tahoe Hybrid It was only a few years ago that General Motors was bullish on the U.S. market for full-size, body-on-frame sport utility vehicles. Today? Not so much. These days, the bottom has fallen out of the big truck market, as even the once ...

HGTV gives away a "Green Home" and a GMC Yukon hybrid 1 year ago on Autoblog Green

Green Home and GMC Yukon hybrid winner Marsha Coulthard (left) with HGTV host Chi-Lan Lieu. Perseverance paid off for Marsha Coulthard. The 43-year-old medical billing clerk and HGTV fan said she "entered almost every day" in the HGTV Green Home Giveaway 2008, which offered a new green home and a ...

GM launches big incentives on hybrid SUVs 1 year ago on Autoblog Green

Click the Tahoe hybrid for a high-res gallery To go along with the advertising push that General Motors is planning on for its large hybrid SUVs is news that the automaker will increase incentives on its largest models, including its full-size hybrids for the first time ever. Current owners of a ...

GM to begin pushing its hybrid SUVs hardcore 1 year ago on Autoblog Green

Click the Tahoe hybrid for a high-res gallery Marketing is extremely important when launching a new vehicle. The idea that you can "Build it and they will come," doesn't actually work in the real world, even when the vehicle is designed to save money at the pump. Such is the case with General ...

BREAKING: HUMMER may die, 4 GM plants to close, Volt approved for production 1 year ago on Autoblog Green

Gas prices in excess of $4 a gallon and a collapsing market for new home construction is triggering General Motors to undertake yet another round of restructuring and plant closings. The latest victim of the rapidly changing American automotive marketplace may be perpetual green whipping boy, the ...

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