The Truth About Cars

AUGUST 7, 2025

The TTAC Creators Series tells stories and amplifies creators from all corners of the car world, including culture, dealerships, collections, modified builds and more. Transcript: This is the 2025 Porsche Panamera GTS, the most driver-focused and powerful non-hybrid third-generation performance sedan Porsche currently builds.

Porsche

Clean Fleet Report

MAY 2, 2025

GMC is fine with that because, as they told us: We had one goal for Hummer EV: Build the most capable factory truckever. Our focus is on vehicles that offer the best fuel economy in their class, which leads us to emphasize electric cars, plug-in hybrids, hybrids and other efficient powertrains. Maybe even gimmicks.

Hummer

Clean Fleet Report

JULY 10, 2025

However, in February 2024 they issued an update that they will continue to develop and build EVs, but also gasoline internal combustion vehicles and hybrids. Our focus is on vehicles that offer the best fuel economy in their class, which leads us to emphasize electric cars, plug-in hybrids, hybrids and other efficient powertrains.

Mercedes

Green Car Congress

NOVEMBER 16, 2011

The US Environmental Protection Agency (EPA) and the US Department of Transportation (DOT) formally unveiled their joint proposal to set stronger fuel economy and greenhouse gas pollution standards for Model Year 2017-2025 passenger cars and light trucks. mpg US (5.87 mpg in MY 2021. mpg in model year 2025. improvements.

Fuel Economy

Green Car Congress

AUGUST 15, 2013

After re-labeling the 2013 C-MAX Hybrid with lower fuel economy, Ford is upgrading the 2014 C-MAX to increase fuel economy. 2014 mpg is not yet announced. Ford has opted voluntarily to relabel the 2013 C-MAX Hybrid with revised fuel economy labels following EPA testing of the 2013 C-Max Hybrid. New 2013 C-MAX mpg label.

Fuel Economy

Green Car Congress

SEPTEMBER 16, 2012

The BUSolutions demonstrator LCO-140H (Low Cost of Ownership–1 st 40-foot Hybrid) series hydraulic hybrid transit bus yields fuel economy of 6.9 The four main areas of focus for reducing the lifecycle cost of the new bus were purchase price; fuel economy; scheduled maintenance; and unscheduled maintenance. Click to enlarge.

Fuel Economy

Green Car Congress

MARCH 7, 2015

Elio Motors, the start-up developing a $6,800, 84-mpg- (2.8l/100 As the team began to dive into some of the details and changes to meet the desired Elio targets, it found that the Geo Metro engine would not meet the fuel efficiency targets to enable the vehicle fuel economy goal of 84 mpg highway. Current prototype of the Elio.

MPG

Green Car Congress

MAY 15, 2013

An analysis by FEV of a modeled automotive scale version of Pinnacle’s 4-stroke, spark-ignited (SI), opposed-piston, sleeve-valve architecture engine ( earlier post ) concluded that the engine has the potential to deliver significant additional fuel economy benefits of up to 42.6% Fuel economy. mpg US (6.3 mpg US (8.0

Fuel Economy

Green Car Congress

JULY 12, 2013

Describing its product goals and tracking progress toward its 2020 manufacturing priorities in its 2012 Sustainability Report , General Motors reaffirmed its commitment to further reduce the energy used and the environmental impacts of building and operating an automobile. Earlier post.). —2012 Sustainability Report.

GM

Green Car Congress

OCTOBER 8, 2019

Ram Truck announced EPA fuel economy ratings for the 2020 Ram 1500 powered by the new 3.0-liter The half-ton EcoDiesel will be rated at 32 miles per gallon (mpg) highway, 22 mpg city for 4x2 models; 29 mpg highway, 21 mpg city for 4x4 models. Redesigned intake ports to improve engine performance and fuel economy.

MPG

Green Car Congress

JUNE 2, 2015

mpg US) (99 g/km CO 2 )—more efficient than any previous Golf with a gasoline engine. l/100 km (52 mpg). l/100 km (51 mpg). This offers benefits in terms of internal engine friction, which in turn have a positive effect on fuel economy. liter, 3-cylinder with low fuel consumption of 4.3 l/100 km (54.7 TSI overview.

Gasoline

Green Car Congress

SEPTEMBER 15, 2009

Greenhouse gas and fuel economy levels under the EPA NHTSA joint proposed rulemaking. The proposal builds upon the core principles President Obama announced in May for a harmonized national policy intended to reduce fuel consumption and greenhouse gas (GHG) emissions for all new cars and trucks sold in the US.( mpg in model year 2016.

Fuel Economy

Green Car Congress

MAY 5, 2009

liter I-4 engine will offer an EPA estimated 32 mpg on the highway and 22 mpg city. The 2010 Equinox will likely carry a 32 mpg highway rating. 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. The 2010 Ecotec 2.4L

Fuel Economy

Green Car Congress

NOVEMBER 18, 2010

kg) less and helps achieve an 18% improvement in highway fuel economy, when compared with its predecessor. The 2011 Elantra delivers fuel economy of 29 mpg city (8.1L/100km)and 100km)and 40 mpg (5.9 Fuel economy improvements. The Nu is smaller in size, weighs 74 pounds (33.6 Six-speed transmissions. pounds (1.2

2011

Green Car Congress

FEBRUARY 20, 2015

Building on research that shows average fuel economy has improved 4.5 mpg between model years 2008 and 2014, University of Michigan Transportation Research Institute (UMTRI) researchers Michael Sivak and Brandon Schoettle have documented sales-weighted distributions for the same model year vehicles (cars, pickup trucks, vans and SUVs).

Fuel Economy

Green Car Congress

JUNE 9, 2021

Maverick comes as a standard five-passenger, four-door pickup, with a full-hybrid powertrain and a projected EPA-estimated rating of 40 mpg city fuel economy and 500 miles of range on a single tank of gas. The build and price website is live at Ford.com and reservations or orders can be placed today.

Ford

Green Car Congress

AUGUST 28, 2012

The US Environmental Protection Agency (EPA) and the National Highway Traffic Safety Administration (NHTSA) issued the final rule for greenhouse gas emissions and fuel economy standards for MYs 2017-2025 for passenger cars, light-duty trucks, and medium-duty passenger vehicles. mpg US (5.84 Earlier post.) Earlier post.).

MPG

Green Car Congress

JULY 26, 2010

UPS is targeting a 20% improvement in fuel economy for its US package delivery fleet from 2000 to 2020. UPS has set a new automotive goal to improve the miles per gallon (MPG) performance of its entire US package delivery fleet by 20 percent between 2000 and 2020. Click to enlarge. Earlier post.) Earlier post.).

2000

Green Car Reports

JANUARY 17, 2014

For some companies in the auto industry, building cars to hit a target of 54.5 mpg by 2025 may seem like a near-impossible task. But to others, the EPA''s Corporate Average Fuel Economy targets agreed in 2011 aren''t simply achievable by that date, but could be reached today--and with today''s technology.

MPG

Green Car Congress

AUGUST 2, 2011

A European-based Vauxhall Vivaro van retrofitted with Protean Electric’s electric wheel motors ( earlier post )applied in a through-the-road plug-in hybrid system (TTRH) has shown a more than three-fold improvement in fuel economy in hybrid mode over a conventional Vivaro on the New European Driving Cycle (NEDC).

Fuel Economy

Green Car Congress

OCTOBER 6, 2016

liter EcoBoost engine paired exclusively with the first volume-production 10-speed automatic transmission available from any automaker, 2017 Ford F-150 sees improvement in all three EPA fuel economy label estimates—city, highway and combined ratings—by 1 mpg over 2016 F-150; the 4x4 model improves by 2 mpg combined.

F-150

Green Car Congress

NOVEMBER 21, 2011

Utilizing technologies such as turbocharging, direct injection, twin independent variable camshaft timing (Ti-VCT) and six-speed transmissions, the upgraded powertrain portfolio will deliver more than 20% in fuel economy improvement to Ford’s passenger vehicle fleet in China by 2015 while reducing tailpipe carbon dioxide emissions by 20%.

Fuel Economy

Green Car Congress

JANUARY 24, 2011

The US Department of Transportation (DOT), the US Environmental Protection Agency (EPA) and the state of California have announced a single timeframe for proposing fuel economy and greenhouse gas standards for model year 2017-2025 cars and light-duty trucks. mpg US (6.9 mpg US (6.9 mpg US (6.6 Earlier post.) Earlier post.)

Fuel Economy

Green Car Congress

MARCH 22, 2017

Starting from a baseline 26 mpg (9.04 l/100 km) in 2016, the The ICCT team assessed increased consumer label fuel economy (as opposed to the regulatory test fuel economy) to 35 mpg (6.71 l/100 km) in 2025 and to 42–46 mpg (5.6-5.11 Starting from a baseline 26 mpg (9.04 l/100 km) in 2025 and to 42–46 mpg (5.6-5.11

Fuel Economy

Green Car Congress

FEBRUARY 24, 2011

US NRC panel’s summary estimates of the potential reduction in petroleum consumption by 2035 for vehicle powertrain types assuming that the entire potential of these technologies is used to improve fuel economy rather than performance. This is equivalent to increasing fuel economy from about 30 to about 60 MPG, from 12.5

Fuel Economy

Green Car Congress

MAY 3, 2013

mpg US); these figures apply to both models. At the same time, the steering input by the driver leads to significantly faster build-up of lateral force at the rear axle, which initiates the change in direction more spontaneous and harmoniously. l/100 km (24.3 The bi-turbocharged 3.8-liter

Porsche

Green Car Congress

JUNE 23, 2009

According to the study, higher fuel economy standards would benefit the Detroit 3 automakers the most. Further, the report finds that the existing culture within the domestic auto companies systematically underestimates the value of fuel economy, which has crippled profitability. Fuel Economy. mpg) and 50% (40.4

Fuel Economy

Green Car Congress

OCTOBER 26, 2009

In the Crown Victoria, the proof of concept powertrain conversion systems improve fuel economy from 80%-200% from the base 4.6L V8: from 14 mpg to up to 43 mpg, depending on vehicle use. ALTe already has Gen 1 proof-of-concept systems running in a Crown Vic taxi equipped with a 20 kWh Li-ion battery pack.

Conversion

Green Car Congress

APRIL 1, 2010

Final MY 2011 and MY 2012-2016 passenger car fuel economy targets, based on vehicle footprint. mpg for the combined industry-wide fleet (cars and light-trucks) for model year 2016. Each light vehicle model produced for sale in the United States will have a fuel economy target. Source: NHTSA. Click to enlarge. Earlier post.).

Fuel Economy

Green Car Congress

JANUARY 13, 2017

liter compression-ignition OPE will will be 30-50% more fuel efficient than comparable diesel and gasoline direct injection engines, reduce emissions and cost less than alternative technologies under development for meeting 2025 CAFE fuel economy and Tier 3 emission targets. The new Achates Power 2.7-liter Click to enlarge. Earlier post.).

Light

Green Car Congress

OCTOBER 2, 2014

US mpg)—equating to CO 2 emissions of 162 grams per kilometer (261 g/mi). In part-load operation, the indirect injection supplements direct gasoline injection to improve fuel economy and to reduce the output of particulates from the engine. ft) already available at just 1,900 rpm. liters per 100 kilometers (33.6 Earlier post.).

Audi

Green Car Congress

JULY 6, 2022

Featuring a new 48V Mazda M Hybrid Boost system, the all-new diesel engine combines high output with excellent fuel economy. The new DCPCI combustion system improves engine efficiency, emissions and fuel economy. mpg US with CO 2 emissions of 137g/km. mpg US with CO 2 emissions of 137g/km.

Mazda

Green Car Reports

SEPTEMBER 27, 2018

Elio Motors, which has been struggling since 2009 to build its own ultra-cheap, small, fuel-efficient, three-wheeled car, announced Thursday that it will source an engine from a major automaker. Previously, the company planned to build its own 3-cylinder engine with up to 55 horsepower for its projected 84-mpg three-wheeler.

Building

Green Car Congress

MARCH 22, 2012

ALTe road tests showed that this E350 cutaway chassis prototype can drive approximately 25 miles in an all-electric mode and then deliver nearly 15 mpg in a charge-sustained mode. These performance levels should continue to improve as ALTe incorporates production level components and refines various engineering algorithms.

Range

Green Car Congress

SEPTEMBER 25, 2012

This action is being taken to build upon the lessons from the initial deployment and to concentrate resources and technical development on a superior battery. During testing, the pickups recorded peak average fuel-economy of 37.4 mpg, while the minivans delivered 55.0

Chrysler

Green Car Congress

JULY 28, 2014

To meet the increased fuel economy requirements for new vehicles, automakers have made major investments in engine downsizing, vehicle lightweighting, and vehicle electrification. Relatively modest incremental fuel economy improvements of 2 mpg to 3 mpg per vehicle can have significant impacts on global oil demand.

Transportation

Green Car Congress

APRIL 28, 2009

A team of seven drivers prepared for the challenge by learning a few mileage-maximizing techniques, most of which can be used in any vehicle to improve fuel economy, but are especially useful in the Fusion Hybrid where the driver can take advantage of pure electric energy at speeds below 47 mph.

Fusion