Green Car Congress

APRIL 18, 2016

l/100 km) combined, 47 mpg city and 46 mpg highway; the powertrain shares the transmission architecture with the 2016 Chevrolet Volt extended range electric vehicle (EREV), but includes changes to optimize the system for engine-driven charge-sustaining operation in the range of conditions represented by the US EPA 5 cycle fuel economy tests.

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Malibu Hybrid 2016 Chevrolet Design 150

Green Car Congress

JANUARY 28, 2016

The automotive catalytic converter, developed in the early 1970s primarily by General Motors and BASF/Engelhard and first deployed in 1975, changes exhaust pollutants into CO 2 , water vapor and nitrogen. —Jon Lauckner, GM CTO and president of GM Ventures. Further advancements in automotive fuel economy.

GM 150

GM Supplies Companies South Africa 150

Green Car Congress

DECEMBER 19, 2014

Shanghai GM launched the Chevrolet Sail 3 in Chengdu; the third-generation Sail had been unveiled last month at the Guangzhou Motor Show. Another segment-exclusive feature is the EPS system, which reduces overall fuel consumption by an additional 3% while ensuring stable cornering at high speeds and flexible steering at low speeds.

Standards 199

Standards GM Chevrolet Fuel Economy 199

Green Car Congress

APRIL 23, 2020

By using dDSF software to control cylinder deactivation in a diesel engine, Cummins and Tula demonstrated significant reductions in emissions and fuel consumption. Like DSF for gasoline engines, dDSF uses individual cylinder deactivation control strategies to meet torque demand at optimal fuel and aftertreatment efficiency.

Diesel 286

Diesel Emissions Exhaust Engine 286

Green Car Congress

AUGUST 25, 2015

A team of engineers from GM Powertrain, Ford and FCA have published a detailed review of how to estimate the engine efficiency benefits of higher octane fuel—e.g., fuel with higher ethanol content—for part- and full-load operation for different engine types and fuel assumptions. —Leone et al.

Engine 150

Engine Fuel GM Ford 150

Green Car Congress

MAY 18, 2010

GM will offer Compressed Natural Gas (CNG) and Liquefied Petroleum Gas (LPG) powered versions of the Chevrolet Express and GMC Savana full-size vans to fleet and commercial customers beginning later this year. Brian Small, general manager of GM’s fleet and commercial operations. GM’s proven Vortec 6.0L

GMC 199

GMC Fleet GM Exhaust 199

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. 1 for the versions with regular fuel recommended. V6, a 5.3L

Sierra 218

Sierra Silverado 2014 Engine 218

Green Car Congress

MARCH 26, 2010

Their work may help to lower the cost of NO x treatments and thus ultimately make diesel a more cost-effective automotive fuel. Because NO 2 constitutes less than 10% of NO x in the diesel engine-out exhaust, an oxidation catalyst is required to increase the NO 2 fraction. Similarly, a La 0.9 Resources.

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Exhaust Diesel GM Conversion 199

Green Car Congress

AUGUST 6, 2014

Graphic from GM, Edwards AMR 2014 presentation. The umbrella projects addresses specific technology barriers identified by DOE and industry stakeholders; Ford and GM had expressed interest in working with Oak Ridge in these areas, and GE came later and was worked in under the same project, notes Edwards. Simulation of injector.

Engine 335

Engine GM Ford 2014 335

Green Car Congress

MAY 13, 2010

One of GM’s innovations involves the creation of a shape memory alloy (SMA) heat engine for power generation from waste engine heat. Source: GM. in 2009 are green innovations, evidence of the rapid development by GM researchers and engineers. GM was the only automaker to receive an ARPA-E award in the first round of funding.

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2009 GM Green General Motors 218

Green Car Congress

JUNE 17, 2015

GM will premiere the new 1.4 The four-cylinder turbocharged unit with central direct fuel injection will be available in two outputs, 92 kW/125 hp and 110 kW/150 hp. ECOTEC Direct Injection Turbo with central direct fuel injection will be available in the new Opel Astra in two outputs, 92 kW/125 hp and 107 kW/150 hp.

GM 150

GM Oil Gasoline Engine 150

Green Car Congress

NOVEMBER 29, 2009

GM unveils the US production version of the 2011 Chevrolet Cruze compact sedan at the LA Auto Show on 2 December. The Cruze is a GM global car; the North American version features a new Ecotec 1.4L The Cruze is a GM global car; the North American version features a new Ecotec 1.4L Fuel delivery. Recommended fuel.

Chevrolet 210

Chevrolet GM MPG Auto 210

Green Car Congress

NOVEMBER 6, 2014

In their paper, the researchers from Ford, GM and AVL note that: Modification of gasoline blendstock composition in preparing ethanol-gasoline blends has a significant impact on vehicle exhaust emissions. In “match” blending the blendstock composition is modified for each ethanol-gasoline blend to match one or more fuel properties.

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Gasoline GM Ford Emissions 210

Green Car Congress

OCTOBER 16, 2012

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. Opel’s engineers selected a central direct-injection fuel system for optimum fuel efficiency and minimal emissions.

Gasoline 350

Gasoline Engine Fuel Power 350

Green Car Congress

FEBRUARY 21, 2011

turbocharged engine including the direct injection fuel system, continuous variable valve timing for both intake and exhaust valves and the turbocharger. The 2011 Buick Regal Turbo will feature the first flex-fuel capable direct-injected turbocharged engine in a production car. Click to enlarge. Click to enlarge.

Buick 210

Buick Engine Fuel MPG 210

Green Car Congress

SEPTEMBER 24, 2016

CDTi Whisper Diesel ( earlier post ) in Europe, and is derived from a common Italian-German-American medium diesel engine design, according to GM. Fuel pressure is 2000 bar (29,000 psi). A variable-vane turbocharger enables the engine to deliver more power with lower exhaust emissions and no decrease in overall fuel efficiency.

Diesel 150

Diesel 2018 Exhaust Chevrolet 150

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 GM expects final official EPA estimates shortly. At 32 mpg, the 2010 Equinox will offer best-in-segment highway fuel economy and have a highway driving range of up to 600 miles. Click to enlarge.

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Fuel Economy 2010 MPG Chevrolet 150

Green Car Congress

OCTOBER 11, 2013

—Nicola Menarini, Global Chief Engineer, GM Powertrain. The high pressure fuel pump of the second generation Duramax engine operates at pressures up to 2,000 bar, enabling increased engine efficiency. The redesigned and improved intake manifold allows increased exhaust gas recirculation and increases air intake efficiency.

Diesel 334

Diesel Engine Chevrolet Global 334

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. When the SCR system breaks down, the filter gets clogged, requiring more fuel to be injected to burn it off, according to the complaint.

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Fuel Economy Chrysler Diesel Emissions 170

Green Car Congress

APRIL 21, 2015

Broadly, the test results show significant reductions in NO x , particularly against a non-hybrid diesel baseline, and fuel economy improvements of up to 18% for the vehicle and under the drive cycles tested. The hybrid vehicle under test was a 2010 GMC 3500/4500 Savana Cutaway with a GM 6.0 Source: Lightning Hybrids. Click to enlarge.

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Hybrid Emissions Light Fuel 150

Green Car Congress

SEPTEMBER 18, 2015

The new investments will go toward a wide range of research, development, and demonstration projects that aim to reduce the price and improve the efficiency of plug-in electric, alternative fuel, and conventional vehicles. Fuel Efficiency Improvements in Passenger Vehicles and Commercial Trucks. Area of Interest 3).

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Fuel Carbon Fiber Lithium Ion Vehicles 150

Green Car Congress

SEPTEMBER 16, 2021

Cylinder Deactivation leverages Jacobs’ well-established componentry to disable engine valves in selected cylinders allowing a large engine to have the fuel economy of a smaller engine. Also, higher exhaust temperatures in operating cylinders maintain aftertreatment temperatures at low load conditions and start-up.

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Diesel Emissions Fuel Economy Alternative Fuels 186

Green Car Congress

OCTOBER 30, 2020

As GM introduces a new fleet of electric vehicles, it creates an exciting opportunity to bring EV technology to the aftermarket. —Jim Campbell, GM US vice president of Performance and Motorsports. liter) V-8, three-speed automatic, fuel system and exhaust. eCrate Installer Certification Program.

Chevrolet 221

Chevrolet Convert DC Installation 221

Green Car Congress

SEPTEMBER 1, 2010

The fully integrated and dedicated Compressed Natural Gas (CNG) option, available this fall for Chevrolet Express and GMC Savana full-size vans ( earlier post ), will be priced at $15,910 MSRP, according to GM. Pricing for the all-inclusive CNG option includes a dedicated CNG system ($14,590), a natural gas-capable Vortec 6.0L

GMC 186

GMC Chevrolet GM Price 186

Green Car Congress

AUGUST 14, 2009

a high air-to-fuel ratio) SIDI (e.g., gasoline) engines, with a higher charge mass and higher temperature spread, can deliver improved thermal efficiency and better fuel economy. GM found that if ammonia formation is limited only to periods of richer operation such as acceleration, GM found no significant fuel penalty.

GM 150

GM Concept Engine Emissions 150

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

JULY 18, 2014

The GM-developed Hydra-Matic 8L90 eight-speed is approximately the same size and weight as the Hydra-Matic 6L80 six-speed automatic. overall gear ratio spread is wider than GM’s six-speed automatic transmissions, providing a numerically higher first gear ratio to help drivers start off more confidently with a heavy load or when trailering.

GMC 210

GMC Chevrolet 2015 Yukon 210

Green Car Congress

AUGUST 15, 2017

GM expects that number to top the segment in highway fuel economy, with greater highway mileage than the 2017 Toyota RAV4 hybrid (30 mpg) and Nissan Rogue hybrid (35 mpg FWD). A variable-vane turbocharger enables the engine to deliver more power with lower exhaust emissions and no decrease in overall fuel efficiency.

MPG 150

MPG Diesel EPA Exhaust 150

Green Car Congress

DECEMBER 16, 2011

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). The exhaust valves have sodium-filled stems that promote valve cooling. GM now has two different 2.0L At 270 hp (201 kW) The Ecotec 2.0L

Engine 210

Engine Sodium North America Buick 210

Green Car Congress

JANUARY 5, 2015

Drive cycle fuel economy for PFI, CDC, and multi-mode RCCI operation. Among their findings were that multi-mode RCCI has the potential to offer greater than 15% fuel economy improvement over a 2009 gasoline PFI baseline over many light-duty driving cycles, despite the lack of complete drive cycle coverage for RCCI mode.

Fuel Economy 150

Fuel Economy Economy Light Fuel 150

Green Car Congress

OCTOBER 5, 2011

Engineered for the wide range of global markets and their respective driving conditions and fuel specifications, the new diesels are designed to deliver economical performance. Proven common rail fuel system. Cooled exhaust gas recirculation for enhanced performance and lower emissions.

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Diesel Thailand Colorado Power 199

Green Car Congress

APRIL 1, 2015

The Malibu Hybrid will offer an estimated combined fuel economy rating exceeding 45 mpg (5.22 The 2016 Malibu is also longer and lighter, with more interior space and improved fuel efficiency. EGHR improves engine warm up and ensures consistent fuel economy performance in cold weather. models are GM-estimated at 22 mpg (10.7

2016 150

2016 Chevrolet Malibu Hybrid Hybrid 150

Green Car Congress

SEPTEMBER 20, 2012

It is rated at 259 hp (193 kW), making it one of the most power-dense automotive engines in the industry, GM notes. The Malibu turbo has an EPA-estimated fuel economy of 21 city (11.2 Rotocast aluminum cylinder head with sodium-filled exhaust valves. Direct injection with cam-driven high-pressure fuel pump.

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2013 Oil-Sands Chevrolet Sodium 236

Green Car Congress

APRIL 18, 2016

—Larry Nitz, GM executive director of Global Propulsion Systems. It features numerous advanced technologies such as an electronic climate control compressor, electronic power steering, exhaust thermal energy recycling, and active grille open and close that maximize its efficiency. The LaCrosse HEV is powered by a 1.8L

Malibu Hybrid 150

Malibu Hybrid Buick Hybrid Global 150

Green Car Congress

JULY 28, 2015

Duramax turbo-diesel, the Colorado’s maximum trailering capacity rises to 7,700 pounds (3,492 kg) on 2WD models, with estimated fuel economy projected by GM to top the already segment-leading efficiency of the gas models (27 mpg (8.7 Common rail direct injection fuel system. l/100 km) highway with 2.5L Piston-cooling oil jets.

Colorado 150

Colorado Chevrolet Diesel Exhaust 150

Green Car Congress

OCTOBER 29, 2014

Overall the engineering team increased efficiency and reduced weight; the drive unit is up to 12% more efficient in operation—although GM has yet to quantify publicly what that means in terms of range or fuel economy—and 100 lbs (45 kg) lighter. GM has reduced the number of clutches to two from three. Drive unit.

Volt 341

Volt GM Motor Motors 341

Green Car Congress

FEBRUARY 7, 2013

Final fuel economy ratings and power specs will be released closer to the on-sale date. —Jens Wartha, GM chief engineer. seconds—better than the Volkswagen Jetta TDI automatic and competitive with German diesel cars that dominate the US market, GM notes. GM anticipates going head-to-head with the Jetta TDI.).

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Chevrolet Diesel Clean Cleaning 239