article thumbnail

Cummins faces $1.7B fine for diesel Ram pickup emissions cheating

Green Car Reports

billion fine for emissions cheating with diesel engines in Ram pickup trucks. Justice Department and the State of California claiming Cummins violated the Clean Air Act by installing so-called defeat devices that allowed its diesel engines to cheat emissions. Engine manufacturer Cummins will pay a $1.67

Diesel 195
article thumbnail

EPA AED estimates emissions controls were removed from > 550K diesel pickups over last decade; impact equivalent to adding 9M additional trucks

Green Car Congress

In a new report , the US Environmental Protection Agency (EPA) Air Enforcement Division (AED) estimates that the emissions controls have been removed from more than 550,000 diesel pickup trucks in the last decade. The AED report includes only tampering that involves the complete removal and disablement of emissions controls hardware.

EPA 468
article thumbnail

FCA US LLC to pay ~$300M in criminal penalties over diesel emissions test cheating

Green Car Congress

liter diesel engine for use in FCA US’ Jeep Grand Cherokee and Ram 1500 vehicles that would be sold in the United States. liter diesel engine for use in FCA US’ Jeep Grand Cherokee and Ram 1500 vehicles that would be sold in the United States. liter diesel program’s goals, timing, and marketing strategy.

Emissions 344
article thumbnail

A Bamboo Carbon Filter for Diesels Could Reduce Emissions

Cars That Think

Diesel cars are a popular choice for those looking to buy a used vehicle in Asia, Europe, and elsewhere. After all, diesel cars cost less to maintain, burn less fuel, and have a longer engine life. Older models don’t even have the emission-control features that newer ones do.

Carbon 108
article thumbnail

Research consortium investigating use of DME blends in diesels with minimal retrofitting

Green Car Congress

A research consortium led by Ford Research and Innovation Center Aachen is currently investigating the technical conditions under which diesel vehicles can run on dimethyl ether (DME) as an alternative fuel. Ideally, the conventional system components already installed in the vehicle are retained.

Diesel 367
article thumbnail

Volkswagen 2.0 TDI diesel for Euro 6d; SCR twin-dosing

Green Car Congress

TDI diesel for Euro 6d; SCR twin-dosing. Volkswagen continues to refine its most important diesel engine, the 2.0-liter With SCR twin dosing technology in the exhaust gas system, the diesel unit now undercuts the Euro 6d emission standard limits while also running quietly and smoothly, according to the company.

Diesel 435
article thumbnail

Study finds propane school buses significantly decrease NOx emissions compared to diesel

Green Car Congress

According to a study commissioned by the Washington, DC-based Propane Education & Research Council (PERC), NO x emissions measured from propane autogas school buses were substantially lower than those measured from diesel school buses. For the stop-and-go route, NO x emissions were 34 times higher for the diesel school bus.