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Almost three quarters of American consumers support requiring truck manufacturers to raise the fuel economy of heavy-duty trucks, according to a recent report.

The national average price of retail diesel fuel dipped 1 cent to $3.843 a gallon, the Department of Energy reported Aug. 11.

An overhead electric trolley system for heavy-duty trucks will be installed by Siemens near the ports of Los Angeles and Long Beach, California.

The trade deficit in the U.S. unexpectedly narrowed in June, reflecting the biggest drop in imports in a year as the economy moved closer to energy independence.

Sales of diesel particulate filters for trucks and buses in California increased at the end of 2013 and in the first half of this year compared with the first half of 2013, according to a survey released Aug. 5 by the Manufacturers of Emission Controls Association.

A Kentucky federal district court judge has ordered mediation in a slate of motor-carrier fraud lawsuits filed against Pilot Flying J.

The average price of diesel fuel in the U.S. dipped a half-cent to $3.853 a gallon, its fifth consecutive decline, the Department of Energy reported Aug. 4.

The U.S. House has stripped a provision from the highway bill that sought to eliminate the tax disparity between diesel and liquefied natural gas.

Diesel dipped 1.1 cents to $3.858 a gallon, its fourth consecutive decline and lowest price in eight months, the Department of Energy reported July 28.

Diesel’s national average price fell for the third straight week and 10th time in 12 weeks, dropping 2.5 cents to $3.869 a gallon, the Department of Energy reported July 21.