Rethinking Diesel

Jan. 1, 2020
WASHINGTON (Jan. 23, 2007) - "Trying to sell people what they don't want is not a winnable business proposition," says Dr. Dieter Zetsche ...
ALTERNATIVE FUELSRethinking Diesel

WASHINGTON (Jan. 23, 2007) — Dr. Dieter Zetsche, chairman of DaimlerChrysler AG’s Board of Management, urged Americans to rethink diesel, as a new generation of clean diesels is introduced to the U.S. market. His comments at the Washington Auto Show echoed his talk at the recent Detroit Auto Show, encouraging U.S. lawmakers to set regulations that support a diversity of approaches and vehicles that can help reduce emissions and the country's dependence on foreign oil.

Dr. Dieter Zetsche
(Photo: DaimlerChrysler)

With fuel economy improvements of 20 percent to 40 percent and a reduction of oxides of nitrogen (NOx) by as much as 90 percent, Zetsche stressed that clean diesel technology is a viable solution. He also urged U.S. policymakers to stimulate greater demand and consumer choice for fuel-saving technologies by providing equal incentives on powertrains that achieve lower fuel consumption with clean emissions.

Encourage consumer choice and innovation "American policy-makers must adopt a new and unique formula that encourages more technologies and more customer choice," said Zetsche. "I've always thought CAFE — in the country that is the world's model for a free-market economy — to be a bit of a contradiction. It's an attempt to regulate supply and not to use market forces to stimulate demand for more fuel-efficient vehicles.

Mercedes-Benz Vision GL 420 BLUETEC
(Photo: DaimlerChrysler)

"Trying to sell people what they don't want is not a winnable business proposition,” he added. “And it is that 'anti-free market element' of CAFE that makes life difficult for us. We've learned to live with CAFE and its modest increases."

He then suggested that automotive companies should "look to innovation, and to increasingly substituting petroleum products with biofuels." He pointed to the modern diesel engine, which has "plenty of the former, and great potential for the latter."

"I know that in Washington, the auto industry has a sometimes deserved — and sometimes undeserved — reputation for just saying ‘no’ to every proposal," Zetsche acknowledged. "The best progress toward policy objectives comes when policymakers and automakers work closely together to achieve the desired results."

Zetsche recounted a recent conversation he had with a U.S. senator, who suggested that the industry could increase the average fuel economy of new vehicles by 50 percent over 10 years. His response to the senator was twofold.

"First, I explained to him that independent, credible studies — from, for example, the National Academy of Sciences — have estimated that the more than 4 percent annual improvement rate to get that 50 percent improvement isn't feasible, based on technology, cost and other factors,” Zetsche said. “Second, I pointed out that there is a place where we've already accomplished that 50 percent improvement ... it's called Europe. In the U.S, the fleet averages around 24 mpg. In Europe, the fleet averages 36 mpg. There's your 50 percent improvement!"

Zetsche said that because the automakers are in both the United States and Europe, with access to the same technologies, the answers must lay elsewhere. One big difference for the disparity, he noted, is in the European approach to energy policy: "They've made some tough choices. They've highly taxed gasoline. They have incentives on diesel fuel, and they pattern emissions standards to accommodate diesel.

"In Europe, the price of fuel is almost three times that here in the U.S.,” he explained. “So, fuel economy is always high on customers' list, and not just when there's a spike or shift in gas prices."

Zetsche stressed that he wasn't advocating high taxes: "While far from perfect, Europe has created policies that leverage market forces, not ones that fight them." He said that, with earnest dialogue between policy makers and automakers and with consumers in mind, solutions specific to America can be found. "We need a policy that fits the market here."

Ahead of the regulatory curveHe mentioned a current study that expects diesel acceptance rates in the United States to hit 15 percent by 2015. Zetsche also described the significant advantages of modern diesel engines.

The 3.0-liter common rail turbodiesel (CRD) is currently in the 2007 Jeep Grand Cherokee.
(Photo: DaimlerChrysler)

"Several years ago, when the [U.S. Environmental Protection Agency (EPA)] set stringent 2010 diesel emissions standards for heavy-duty pickup trucks, we didn't shake our heads and say 'no,'" said Zetsche. "We went to work with Cummins, the long-time diesel engine partner for Dodge Ram heavy-duty three-quarter and one-ton pickup trucks, to meet the challenge."

To underscore his point, Zetsche introduced a new 2007 Dodge Ram 2500/3500 — equipped with a 6.7-liter Cummins turbodiesel engine, and offered with B5 and B20 biodiesel capability. It will be available to consumers this March.

He also announced a new Dodge Ram clean, light-duty turbodiesel engine that will be available in 2009. It will provide up to 30 percent improved fuel economy and also meet 50-state, 2010 emissions standards. Armed with new Cummins clean-diesel technology, the new engine will provide a dramatic increase in low-end torque, up to a 30 percent improvement in fuel efficiency and a 20 percent reduction in carbon dioxide emissions when compared to an equivalent gasoline engine.

Technology that mattersZetsche stated that DaimlerChrysler intends to systematically broaden its 50-state approved BLUETEC portfolio.

In addition to the recently introduced Mercedes E 320 BLUETEC, three additional BLUETEC models will join the lineup in 2007: the R-Class, the ML-Class and the GL Class.

2007 Dodge Ram Heavy Duty 2500
(Photo: DaimlerChrysler)

On the Chrysler side, the 3.0-liter common rail turbodiesel (CRD), currently in the 2007 Jeep Grand Cherokee, will also be offered in Jeep Grand Cherokee Limited and Overland 4x2 or 4x4 models.

Zetsche said that new diesel technology fits squarely at the crossroads of consumer demand and public policy today. However, he emphasized, "DaimlerChrysler is not pursuing diesel to the exclusion of other alternate fuel technologies."

He noted several ongoing initiatives, including the company's fuel cell activities, where DaimlerChrysler has invested more than $1 billion in a number of initiatives:

* More than 1,500 Orion VII diesel-electric buses are in service or on order for municipal fleets in California, New York, New Jersey and other jurisdictions.

* Also, working with GM and BMW, DaimlerChrysler is jointly developing a state-of-the-art, two-mode, full hybrid propulsion architecture for applications in Chrysler Group, Mercedes Car Group, GM and BMW vehicles, which will be implemented in the 2008 Dodge Durango.

(Sources: 2007 NAIAS, DaimlerChrysler)

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