Green Car Congress

JANUARY 5, 2015

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. Their paper is published in the International Journal of Engine Research. Click to enlarge.

Fuel Economy 150

Fuel Economy Economy Light Fuel 150

The Truth About Cars

JANUARY 19, 2024

All Cadillacs breathed easier via a new dual exhaust in 1957. There was also a new intake manifold, exhaust manifold, a higher output alternator, a larger radiator, starter motor, and finally a new location for the battery so it didn’t get so hot. & GM called it the Safety Girder system. General Motors Corporation.

Cadillac 76

Cadillac Parts GM Legal 76

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 Earlier post.)

Cadillac 239

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 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.

Engine 150

Engine Fuel GM Ford 150

Green Car Congress

FEBRUARY 7, 2013

The GM engineering team—comprising engineers from the US, Germany and Italy—altered the base engine to address four main areas: emissions; on-board diagnostics; operation in more difficult environmental conditions; and operation at higher altitudes. —Jens Wartha, GM chief engineer. 2014 Cruze Clean Turbo Diesel.

Chevrolet 239

Chevrolet Diesel Clean Cleaning 239

Green Car Congress

OCTOBER 4, 2017

SAIC Mobility Europe, a division of China’s largest vehicle manufacturer, SAIC, is introducing the Maxus light commercial vehicle brand. It is responsible for managing the introduction of SAIC brands, products and services into European markets in the coming years, including Maxus light commercial vehicles and MG passenger cars.

Europe 186

Europe Austria Fleet Luxembourg 186

Green Car Congress

JULY 9, 2013

For Stingrays equipped with the seven-speed manual transmission, Eco mode enables Active Fuel Management, which disables four of the cylinders for improved fuel economy during light engine loads. The LT1 delivers 460 hp (343 kW) with the available dual-mode exhaust.

MPG 239

MPG EPA 2014 Fuel Economy 239

Green Car Congress

SEPTEMBER 18, 2015

Ultra-Light Door Design, Manufacturing and Demonstration (Area of Interest 2). This project will design, develop, and demonstrate an ultra- light hybrid composite door and utilize predictive engineering (PE) to identify robust material and process design cycles. Vehma International of America. TPI Composites. Clemson University.

Fuel 150

Fuel Carbon Fiber Lithium Ion Vehicles 150

Green Car Congress

OCTOBER 24, 2012

GM engineers are writing an SAE paper detailing the development process of the Gen5 engine combustion system. The application of GM’s Active Fuel Management (AFM) cylinder deactivation system is the first on Corvette; it shuts down half of the engine’s cylinders in light-load driving. Four-into-one exhaust manifolds.

2014 362

2014 Oil Exhaust Engine 362

Green Car Congress

MAY 17, 2015

Fifty years after the introduction of the first Chevrolet Camaro, GM unveiled the new sixth-generation. l/100 km) on the highway (GM-estimated), making it the most fuel-efficient Camaro yet. About 20% of the components are specific for the Camaro’s architecture, including new, tubular “tri-Y”-type exhaust manifolds.

Engine 150

Engine EPA GM MPG 150

Green Car Congress

AUGUST 27, 2016

This includes improved variable valve timing for intake and exhaust, improved direct injection and for the first time, Active Fuel Management (cylinder deactivation), which disables two cylinders under light throttle applications. This second generation of Chevrolet’s double-overhead-cam engine architecture retains the same 3.6L

Colorado 150

Colorado 2017 Chevrolet Fuel Economy 150

Green Car Congress

SEPTEMBER 19, 2011

—which GM says is more efficient, refined and powerful than its 2.4L GM expects the 2.5L GM proprietary computational fluid dynamics (CFD) analysis techniques were used to develop an all-new combustion system with a higher compression ratio, which also helped boost efficiency. Engineers also tuned the 2.5L

Engine 328

Engine Power Powered Oil 328

Green Car Congress

MARCH 11, 2011

GM’s eAssist light electrification system—currently offered as the base powertrain in the full-sized 2012 Buick LaCrosse and offered on the 2012 Buick Regal—uses a 115V, 0.5 Hitachi also developed packs to GM’s requirements. Input and output power characteristics of 2nd and 3rd generations.

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Li-ion PHEV Power Powered 210

The Truth About Cars

DECEMBER 1, 2023

Now located in the middle of the fender rather than atop it, brake lamps were simple circular lights ringed with chrome and joined by identical looking reversing lamps.& Additionally, the subtle integrated exhausts of the prior year were enlarged for stylistic reasons. Images: GM, dealer ] Become a TTAC insider.

Cadillac 95

Cadillac Parts Convert Sale 95

The Truth About Cars

DECEMBER 7, 2023

The Cadillac script was removed, and replaced with a light gold crest. At either side there were even larger exhaust outlets in the bumper. & [Images: GM, dealer , dealer ] Become a TTAC insider. Below the body line was a new badging arrangement. Beneath the crest was Eldorado badging, piqued out in gold.

Cadillac 92

Cadillac Parts Convert Dealers 92

Green Car Congress

DECEMBER 12, 2011

The 2013 Malibu Eco is the first Chevrolet vehicle to feature eAssist, GM’s light electrification system already introduced in the Buick lineup. engine; GM estimates highway fuel economy of 37 mpg US (6.4 The new Malibu is also the quietest Chevrolet yet, according to GM. The eAssist system consists of a 32-cell, 0.5-kW

Chevrolet 225

Chevrolet MPG 2012 Sale 225

Green Car Congress

MAY 28, 2009

GM approaches to extending the operating range of classic HCCI. GM has also begun to publish SAE papers describing the techniques and strategies it is using to extend the fuel-efficient, low-emissions HCCI operating range down to lower load regions. At very light loads, however, in-cylinder reforming is not enough.

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Range GM 2009 Engine 150

Charged EVs

JANUARY 5, 2023

The concept is a design exercise that previews future Ram trucks, he said, all of which will be ‘electrified’ by 2030—both light- and heavy-duty versions. Paradigm breaker’ plug-in hybrid to come. Mike Koval, CEO of the Ram brand, spoke with Charged EVs but declined to provide or confirm any specifications for the new truck.

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Concept F-150 Silverado Volt 124

Clean Fleet Report

DECEMBER 1, 2021

If you order the performance exhaust or go for the Z51 package, those numbers go up to 495 and 470. The wide and low stance is enhanced by the LED head lights and daytime running lights. Set high on the fenders, the lights blend into the long carbon fiber hood, which leads to a sweptback windshield and onto the removable roof.

Chevrolet 88

Chevrolet MPG Clean Cleaning 88

Green Car Congress

NOVEMBER 3, 2016

The GM team draws on experience in engine technologies and connected and autonomous vehicles to expedite the project development process. If successful, NEXTCAR technologies will improve the energy efficiency of future connected and automated vehicles by at least 2% beyond other planned vehicle efficiency technologies. NEXTCAR Awards.

Connect 150

Connect Connected Vehicles Universal 150

Green Car Congress

AUGUST 10, 2009

Additionally, suggested one of the speakers, advanced SIDI (spark-ignited, direct-injection) engines can take light-duty market share back from diesels in Europe based on the same trends. don’t think we expect to see a large market share of light duty diesel in the short term. SULEV/Tier 2 Bin 2 is the target. smog and particulates.

Gasoline 150

Gasoline Diesel Engine Emissions 150

Green Car Congress

APRIL 20, 2011

The Malibu ECO features GM’s eAssist light electrification technology ( earlier post ), which is engineered to deliver an estimated 26 mpg in city driving and 38 mpg on the highway. Chevrolet Malibu ECO PowerFlow screen. Click to enlarge. Chevrolet has introduced the 2013 Malibu ECO, its most fuel-efficient midsize sedan yet.

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Chevrolet 2013 Lithium Ion Fuel Economy 286

Clean Fleet Report

MARCH 15, 2024

This is one area where GM is an industry leader, and after the initial service plan expires, it is well worth renewing. Clean Fleet Report was driving the XT4 Premium Luxury, where the narrow LED headlamps squint from the outer edges of the fenders, bordered by the signature vertical LED daytime running lights.

Cadillac 55

Cadillac Escalade SUV MPG 55

Clean Fleet Report

NOVEMBER 6, 2021

But the XT5 acquits itself well in all of the key categories, which explains its solid sales pace for the GM luxury division. This is one area where GM is the industry leader, and after the initial service plan expires, it is well worth renewing. Ready to go head-to-head. Three Models. liter four-cylinder or a normally aspirated 3.6-liter

Cadillac 76

Cadillac Land Rover MPG Fuel Economy 76

Green Car Congress

OCTOBER 20, 2012

A new study led by researchers at the University of Michigan compared regulated and unregulated emissions from both light-duty passenger car (1.7 They found that the level of emissions of regulated and unregulated pollutants in diesel exhaust depends on fuel, load, engine calibration, and exhaust aftertreatment technology.

Pollution 231

Pollution Diesel Emissions Engine 231

Green Car Congress

APRIL 23, 2015

After proving a initial look at the design and capability of the different components ( earlier post ) late last year, GM is now providing deeper technical insight into the second-generation platform. In designing the second-generation system, GM engineers built on the knowledge and data gained from the first-generation Volt.

Volt 150

Volt GM 2016 Extended Range 150

Clean Fleet Report

MAY 23, 2021

This is one area where GM is the industry leader and, after the trial service plan expires, it is well worth renewing. The statement-making grille is bold and powerful, but not overpowering as it is complemented by the vertical running lights and narrow, signature LED head lights. The curved dash has a variety of displays.

Escalade 95

Escalade Cadillac Fuel Economy MPG 95

Green Car Congress

APRIL 24, 2009

A 100 kW Rase Symetron generator, driven by a GM Ecotec 2.0L Vehicle exhaust and evaporative emission calibration. This hydraulic hybrid technology can be applied to light-duty trucks, SUVs and heavy-duty urban vehicles such as city transit buses and refuse trucks. Earlier post.). Design, analysis and packaging.

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Congress International Hybrid Hummer 150

Green Car Congress

NOVEMBER 4, 2011

turbocharged direct injected inline 4 (based on the GM Ecotec 2.0L Elements of the multi-mode combustion system include: Spark-ignited (SI) combustion with high compression ratio and high boost assisted by cooled external exhaust gas recirculation (EGR).

Fuel Economy 218

Fuel Economy Gasoline Light Engine 218

Green Car Congress

NOVEMBER 9, 2009

The ActiveHybrid X6 is BMW’s first application of the two-mode transmission developed in partnership with GM and then-DaimlerChrysler, and offers approximately a 20% reduction in fuel consumption versus a comparable vehicle powered by a combustion engine alone, while at the same time offering an increase in driving dynamics.

BMW 170

BMW Nickel Metal Hydride Hybrid MPH 170

Green Car Congress

JUNE 24, 2013

XL1 has no power steering, but is very nimble and easy to control due to its aerodynamic shape and light weight. Exhaust gas recirculation, an oxidation catalytic converter, and a diesel particulate filter are used in order to minimize emissions: the XL1’s engine is already compliant with the Euro-6 emissions standard.

Plug-in 324

Plug-in Diesel Plug Hybrid 324

Green Car Congress

MARCH 20, 2015

Cylinder deactivation temporarily deactivates two of the cylinders in light-load driving conditions to enhance efficiency and seamlessly reactivates them when the driver demands full power. V-6, GM said. Cadillac expects the combination to enhance fuel economy by up to an estimated 6%. With the stop/start system, the 3.0L

Cadillac 150

Cadillac Exhaust Engine Water 150

Green Car Congress

SEPTEMBER 8, 2014

GM introduced the 2014 Cruze Diesel in early summer 2013 in the US with an EPA-estimated fuel economy of 27 mpg city, 46 mpg highway and 33 mpg combined (8.7, It is mounted close to the exhaust outlet of the engine for quicker spool up of the turbine and faster light off of the exhaust catalyst. Fuel economy background.

Diesel 311

Diesel Fuel Economy MPG Economy 311

The Truth About Cars

JANUARY 26, 2024

GM would thank the X-frame for part of that height reduction. The Cadillac crest and accompanying V were slightly smaller in 1957, proportionally adjusted in light of the smaller vertical surface area at the edge of the hood.& The prow of the USS Eldorado was much lower than before, both in design and in ride height.

Cadillac 81

Cadillac Parts Exhaust Design 81

Green Car Congress

JULY 27, 2010

The compressor wheel is being driven by hot exhaust gases coming out of the exhaust manifold. A wastegate opens to regulate the compressor drive power by letting excess exhaust gases escape through the exhaust pipe. Sodium-filled exhaust valves are designed for the higher combustion temperatures of the turbo system.

Chevrolet 249

Chevrolet Engine Global Exhaust 249

Green Car Congress

APRIL 13, 2009

The newly introduced GMC Terrain ( earlier post ) became the latest GM North American model that will feature a fuel-efficient gasoline direct injection (DI) engine in 2010. For MY 2009, GM is offering 6 engine variants with direct injection in 10 models in North America, 18 worldwide. The new GM 3.0L 2010 GM 3.0L

Gasoline 170

Gasoline Engine Oil-Sands Saturn 170