Emissions

1  -  20  of  101

February 26, 2016

Commentary: Keeping DPFs Clean

Exhaust gas circulation valves and coolers and DPFs have been around since 2007, but not all fleets have a good understanding of the proper cleaning cycle.

January 7, 2016

Mack Approves Renewable Diesel for its Engines

Mack Trucks has officially signed off on the use of renewable diesel fuel in all Mack engines after a period of truck and engine testing.

January 4, 2016

Cummins Engine Lineup Gains 2017 GHG Certification

Cummins has received EPA certification for its lineup of on-highway diesel and natural gas engines meeting current and 2017 greenhouse gas and fuel efficiency standards.

December 9, 2015

Volvo OKs Renewable Diesel for Its Engines

Volvo Trucks North America has approved the use of renewable biodiesel fuel for all of its engines after lab and road testing, the company announced.

December 3, 2015

Tire Pressure, Fuel Economy and GHG Regs

Should tire inflation systems be part of the new federal greenhouse gas/fuel economy rules? Trucking’s track record with pressure maintenance says yes. But, uncertainty over the definition of proper inflation raises questions.

November 13, 2015

GHG Phase 2 Rules Don't Pass OEM Muster... Yet

OEM comments on proposed EPA/NHTSA Phase 2 GHG regs show they’re nowhere near ready for prime time. What the agencies say in reply will speak volumes on where the rule is headed.

November 3, 2015

Daimler: Tests Show Integrated Approach Ups Fuel Efficiency

Daimler Trucks found 14% reductions in CO2 emissions and improved fuel economy using a comprehensively optimized truck as part of the company’s Efficiency Run tests.

October 27, 2015

Much Work Remains to Get to Final Version of GHG Phase 2 Proposal

The old adage “the devil is in the details” could have been invented for the new “phase 2” greenhouse gas / fuel efficiency regulations proposed by the EPA and the NHTSA.

October 9, 2015

EPA Fines Estes Express $100,000 for California Violations

EPA has fined Estes Express Lines $100,000 for failing to install diesel particulate filters on 15% of its California fleet.

October 5, 2015

Cummins Westport's Near Zero Natural Gas Engine Certified

Cummins Westport’s ISL G Near Zero NOx natural gas engine has received Near Zero NOx emission certifications from the U.S. Environmental Protection Agency and California Air Resources Board.

September 24, 2015

Filtertherm Gen 2 Bakes Diesel Particulate Filters

Diesel Emissions Service’s Filtertherm Generation 2 Thermal oven is a diesel particulate filter oven built specifically for baking DPFs.

September 23, 2015

EPA Might Alter ‘Implementation Roadmap’ for GHG Phase 2 Rules

The EPA is serious about further reducing exhaust emissions and boosting vehicle fuel economy. But the agency official’s remarks suggested that it intends to be reasonable about it.

September 22, 2015

Mesilla Valley Transportation Swears by Its B20 Biodiesel Blend

While biodiesel mandates have probably done more to build resistance to its use than win over its skeptics, some fleets, like Mesilla Valley Transportation, report high levels of success with the fuel.

August 21, 2015

Mercedes-Benz Updated 13-liter and the Next Detroit Diesel Generation

For a sneak peek at the next generation of the DD13, look to the latest new engine from Mercedes-Benz in Europe.

August 18, 2015

Concerns Aired at GHG Phase 2 Hearing

EPA and NHTSA's public hearing on proposed GHG Phase 2 standards allowed fleets, manufacturers, environmental groups and legislators to air their concerns on the future emissions rules, often disagreeing on the particulars.

August 17, 2015

Commentary: GHG - A Look Beyond the Machinery

The problem with the proposed Phase 2 GHG regulations is that Washington never sees the whole picture with the trucking industry.

August 14, 2015

A Closer Look at Proposed Phase 2 GHG Rules

We take a close look at the proposed 'Phase 2' greenhouse gas/ fuel economy rules.

August 10, 2015

Mitsubishi Fuso Class Action Moves Forward

A judge has allowed a class action against Mitsubishi Fuso Truck of America to continue after the truck maker made motions to dismiss the case involving BlueTec emissions control technology.

July 20, 2015

Two Oil Categories Rolling to the Finish Line

It’s not rocket science to split an API oil-service category. But it takes lots of chemical engineering to develop and bring to market not one, but two, new heavy-duty motor oil specs in a mere five years.

June 25, 2015

EPA SmartWay Plans to Expand Programs, Leadership Worldwide

Vision 2020 is a blueprint for building SmartWay's reputation and outreach to increase fuel efficiency and cut “black carbon” emissions worldwide.

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