Green Car Congress

AUGUST 6, 2014

Graphic from GM, Edwards AMR 2014 presentation. The two projects are part of a larger multi-year DOE-funded project to develop and to apply innovative simulation strategies and tools to maximize benefits of predictive information from high performance computing (HPC) for internal combustion engines. Simulation of injector.

Engine 335

Engine GM Ford 2014 335

Green Car Congress

DECEMBER 12, 2013

General Motors hosted the 2013 GM China Tech Day at the GM China Advanced Technical Center (ATC) in Shanghai from 9-12 December. GM created this annual event in 2011 to introduce its latest technology achievements to Chinese media. At the ATC’s Lightweight Materials Lab, GM is exploring lightweight magnesium alloy technology.

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GM 2013 Design China 218

Green Car Congress

APRIL 8, 2014

The MY 2015 Chevrolet Corvette Stingray will offer a new 8-speed automatic transmission designed and built by GM. GM expects the new 8L90 eight-speed to contribute up to 5% greater efficiency, when compared to the previous six-speed automatic. EPA fuel economy test results are pending and will be announced later.

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Fuel Economy 2015 Economy Fuel 210

Green Car Congress

JANUARY 5, 2015

Comparison of DSF fuel economy gains and costs with competing technologies, from Tula’s 2013 SAE paper. In 2012, GM Ventures made an equity investment in Tula; in 2013, Tula engineers presented a paper on their technology at the 2013 SAE World Congress. Wilcutts et al. Click to enlarge.

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GM Engine Fuel Fuel Economy 150

Green Car Congress

JANUARY 29, 2014

Pinnacle Engines, developer of a highly efficient 4-stroke, spark-ignited (SI), opposed-piston, sleeve-valve architecture engine ( earlier post ), named Phil Murtaugh as the newest member of its board of directors. —Ron Hoge, Chairman and CEO of Pinnacle Engines.

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Asia Engine GM China 220

Green Car Congress

AUGUST 22, 2014

Shanghai GM officially launched the new generation Chevrolet Cruze midsize performance sedan in Shenzhen. mid-mounted naturally aspirated gasoline engines. mid-mounted naturally aspirated gasoline engines. The engines offer peak fuel economy of only 5.9 The new Chevrolet Cruze. Click to enlarge.

Chevrolet 265

Chevrolet GM Fuel Fuel Economy 265

Green Car Congress

OCTOBER 12, 2011

Ecotec small gasoline engine. General Motors will develop an all-new global family of small-displacement Ecotec gasoline engines over the next several years that will deliver improved fuel economy, higher quality, better performance and reduced CO 2 emissions. Click to enlarge. Earlier post.).

Gasoline 231

Gasoline GM Global Engine 231

Green Car Congress

NOVEMBER 21, 2012

GM engineers and scientists will begin work in January with research partners to accelerate the development of tire technology at the new National Tire Research Center in Halifax County, Va. By some estimates, tire design can help improve fuel efficiency by up to 7%. Earlier post.). Flat-Trac LTRe. Click to enlarge.

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GM Fuel Economy Virginia Economy 210

Green Car Congress

APRIL 15, 2013

The new transmissions, to be built in both front- and rear-wheel drive variants, will improve vehicle performance and increase fuel economy. Engineering teams from GM and Ford have already started initial design work on these new transmissions. Fuel Efficiency Transmissions'

GM 231

GM Ford Chevrolet Fuel Economy 231

Green Car Congress

SEPTEMBER 29, 2010

In a presentation at the US Department of Energy’s 2010 Direction in Engine-Efficiency and Emissions Research Conference in Detroit (DEER), Cisternino described the results of an internal study that used both testbed experimental engine work as well as vehicle tests using an Opel Corsa equipped with a BAS-enhanced 1.3-liter

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Fuel Economy Diesel GM Emissions 225

Green Car Congress

JULY 5, 2017

The defect leads to lower fuel economy, non EPA-compliant emissions levels, and costly and frequent vehicle repairs, the complaint charges. According to the lawsuit, RAM owners report that efforts to fix the faulty emissions system significantly affect engine performance and mileage, with miles per gallon dropping as much as 25%.

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Fuel Economy Chrysler Diesel Emissions 170

Green Car Congress

FEBRUARY 14, 2017

The new nine-speed automatic offers a fuel efficiency improvement of up to 2% compared to a six-speed transmission. It supports stop/start technology, which further helps save fuel by allowing the engine to shut down in certain stop-and-go driving conditions. The new nine-speed automatic has a wide 7.6:1

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China GM Buick Cadillac 186

Green Car Congress

JULY 22, 2014

Shanghai GM previewed the all-new Buick Envision, announcing its Chinese name as “Ang Ke Wei” (???); direct injection turbocharged engine—named one of Ward’s 10 Best Engines in 2013—which generates maximum output power of 191 kW (256 hp) and peak torque of 353 N·m (260 lb-ft). Envision is equipped with a 2.0T

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SUV GM Buick Brazil 236

Green Car Congress

OCTOBER 11, 2013

Chevrolet Sales Thailand introduced the new-generation MY14 Duramax four-cylinder turbo-diesel engine in 2.5- The new Duramax engine was engineered in Europe and the US, with global application as one of its developmental objectives. Better efficiency also means better reliability, economy as well as lower emission levels.

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Diesel Engine Chevrolet Global 334

Green Car Congress

FEBRUARY 17, 2012

More accurately estimating SMS can maximize mass savings, thereby increasing fuel economy. Researchers from MIT and GM have developed a tool for estimating secondary mass savings potential early in the vehicle design process. Credit: ACS, Alonso et al. Click to enlarge. —Alonso et al. —Alonso et al.

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Fuel Economy MIT Economy GM 210

Green Car Congress

APRIL 4, 2014

The GM China Advanced Technical Center (ATC) in Shanghai announced the operation of its magnesium alloy Vertical Squeeze Casting (VSC) machine—the first designed for developing next-generation magnesium castings. GM said that this achievement marks a breakthrough in its lightweight materials research. Click to enlarge.

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GM China Fuel Economy 2013 218

Green Car Congress

AUGUST 18, 2010

(SAIC Motor) are expanding their partnership to develop a new small-displacement gasoline engine family and an advanced transmission. When combined, these technologies can provide up to a 20% improvement in CO 2 emissions, compared to engines and automatic transmissions in production in China today. liters to 1.5 —Tom Stephens.

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GM Gasoline Engine Emissions 199

Green Car Congress

JULY 12, 2013

GM has made three product commitments for 2017 related to its sustainability strategy: to have 500,000 vehicles on the road in the US with some form of electrification ( earlier post ); to double the number of US models that can achieve an EPA-estimated 40 mpg US (5.9 In 2012, GM invested more than $7.3 Earlier post.).

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GM MPG Manufacturer 2017 275

Green Car Congress

AUGUST 8, 2012

Icom North America, a developer and manufacturer of liquid-injection propane (autogas) systems for commercial and consumer vehicles, has received 17 new US Environmental Protection Agency (EPA) certifications for its patented JTG II Propane Liquid Injection bi-fuel systems. liter engines.

EPA 236

EPA GM Yukon Tahoe 236

Green Car Congress

SEPTEMBER 22, 2015

To enable the transmission’s stop/start functionality, BorgWarner’s Eco-Launch hydraulic accumulator and solenoid valve provide rapid, quiet and smooth engagements during engine restarts. Stop/start systems increase fuel economy by turning the engine off when the vehicle stops.

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GM Fuel Economy Cadillac Mississippi 150

Green Car Congress

MARCH 17, 2014

The 2015 Chevrolet Colorado uses engineering techniques and lightweight materials to create fuel-efficient pickup capability in a mass-efficient mid-size package. The 2015 Colorado 4x4 crew cab, which GM expects to be the most popular version of the new trucks, weighs 880 to 1,400 lbs (363 to 635 kg) less than a full-size truck.

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Colorado 2015 GM Silverado 262

Green Car Congress

JUNE 13, 2010

Shanghai GM has outlined the next phase of its “Drive to Green” product strategy—launched in 2008 ( earlier post )—for 2011-2015. The joint venture between GM and SAIC intends to reduce fuel consumption and CO 2 emissions by 15% while improving performance 14% by 2015. liter VVT engine and 1.4-liter Advanced Powertrains.

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GM 2015 Buick Engine 210

Green Car Congress

DECEMBER 13, 2012

The newly unveiled 2014 Chevrolet Silverado 1500 and GMC Sierra 1500 pickup trucks will deliver more power, more torque and improved fuel efficiency, partly due to a trio of all-new EcoTec3 engines designed specifically for the needs of full-size truck customers. The new engine family includes a 4.3L V6, a 5.3L

Sierra 218

Sierra Silverado 2014 Engine 218

Green Car Congress

JULY 23, 2014

liter, 4-cylinder base engine (LKW) equipped with standard stop/start technology, according to GM. The 2014 Malibu was the first in its segment with a standard engine featuring fuel-saving stop/start technology. All contribute to EPA-estimated fuel economy ratings of 25 mpg (9.4 Earlier post.)

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2014 2015 Engine Fuel Economy 225

Green Car Congress

MAY 5, 2009

Internal GM testing of the new 2010 Equinox indicates that the front-wheel drive models with the direct-injected 2.4-liter liter I-4 engine will offer an EPA estimated 32 mpg on the highway and 22 mpg city. GM expects final official EPA estimates shortly. Continuously variable valve timing (VVT) optimizes the engine.

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Fuel Economy 2010 MPG Chevrolet 150

Green Car Congress

DECEMBER 16, 2011

turbo I-4 engine that powers the 2012 Buick Regal GS is one of WardsAuto World’s 2012 “10 Best Engines” for North America. turbo offers the highest specific output of any GM production engine, and at 135 hp per liter, is the most power-dense engine certified by the Society of Automotive Engineers (SAE).

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Engine Sodium North America Buick 210

Green Car Congress

JANUARY 30, 2017

General Motors and Honda are establishing the auto industry’s first manufacturing joint venture—Fuel Cell System Manufacturing, LLC, FCSM)—to mass-produce an advanced hydrogen fuel cell system that will be used in future products from each company. Next-generation fuel cell stack co-developed by Honda and GM.

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Honda GM Michigan Manufacturer 150

Green Car Congress

AUGUST 30, 2009

On 11 August, GM invited approximately 75 journalists and auto analysts to spend a day learning about the new GM. The day was split between a morning session at the GM tech center in Warren and an afternoon session at the GM proving grounds in Milford, MI. GM’s identify in the US starts with its four core brands.

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GM Buick Fuel Economy Economy 262

Green Car Congress

SEPTEMBER 19, 2011

four-cylinder engine that will be the standard engine in the 2013 Malibu. —which GM says is more efficient, refined and powerful than its 2.4L predecessor—will be available next summer, marking the debut of the all-new Ecotec engine family. GM expects the 2.5L GM expects the 2.5L

Engine 328

Engine Power Powered Oil 328

Green Car Congress

OCTOBER 16, 2012

SIDI engine. Opel revealed more details about its new mid-size gasoline engine family at the Aachen Colloquium in Germany. liter, four-cylinder, SIDI (spark ignition direct injection) ECOTEC Turbo engines, which begin Opel’s renewal of its powertrain portfolio, deliver improved fuel consumption, performance and refinement.

Gasoline 350

Gasoline Engine Fuel Power 350

Green Car Congress

JANUARY 9, 2012

GM says the ATS will be able to deliver peak highway fuel economy of more than 30 mpg. GM is offering a choice of three power-dense engines, including two new four-cylinder units—a standard 2.5L GM is offering a choice of three power-dense engines, including two new four-cylinder units—a standard 2.5L

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Cadillac 2013 Engine GM 239

Green Car Congress

NOVEMBER 17, 2010

At an evening event at its N Hollywood Advanced Design Center on the eve of the LA Auto Show press days, GM introduced the Cadillac Urban Luxury Concept, a design study exploring a new type of vehicle that offers a luxury experience in a diminutive size. The design fosters a roomy passenger area. Click to enlarge.

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Cadillac Concept GM MPG 218

Green Car Congress

AUGUST 6, 2012

GM Ventures joined lead shareholders EnerTech Capital and Fairhaven Capital Partners and five existing investors to complete the Series C financing round. Terms of the GM Ventures investment were not disclosed. NanoSteel’s new AHSS sheet designs are the first to arrive inside the automotive industry’s desired material target.

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Light GM Companies Fuel Economy 231

Green Car Congress

APRIL 15, 2011

Here are a few of last year’s inventions: Multi-injection combustion cycle systems for spark ignition direct injection engines: Improves fuel and air mixing, and reduces hydrocarbon emissions during engine startup and cranking. GM received 940 US patents in 2010, placing it in the top 25 of all companies.

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Clean Cleaning 2010 GM 257

Green Car Congress

JANUARY 28, 2016

Today, a typical original equipment automotive catalytic converter in a gasoline engine contains about $100 in precious metal. —Jon Lauckner, GM CTO and president of GM Ventures. Further advancements in automotive fuel economy. Engine designs for fuel economy can result in reduced exhaust temperatures.

GM 150

GM Supplies Companies South Africa 150

Green Car Congress

OCTOBER 28, 2009

Concept diagram of an SMA heat engine for power generation from waste engine heat. Source: GM. million (subject to final negotiation with DOE) to support building a prototype thermomechanical waste heat recovery system using a Shape Memory Alloy (SMA) heat engine to generate electricity from the heat in automotive exhaust.

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Waste GM Engine Michigan 186

Green Car Congress

APRIL 21, 2016

GM Ventures invested in NanoSteel in 2012. Designed to provide automakers with a new standard in material performance, the sheet steel is poised to accelerate vehicle lightweighting initiatives focused on affordably meeting rising global fuel-economy regulations. Earlier post.).

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Idaho GM 2002 Fuel Economy 150