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The Environmental Protection Agency issued a warning to biodiesel producers they could face fines of up to $32,500 a day if their product does not meet quality standards.

Daimler Truck Group, the commercial vehicle arm of Germany’s Daimler AG, on Monday announced a new clean commercial vehicles initiative, under which the company will manufacture more hybrid electric trucks and test the effectiveness of biofuels.

Navistar International Corp., Warrenville, Ill., the parent of International Truck and Engine, said it has appointed Don Sharp its new chief information officer.

Canadian technology firm AirIq Inc., which provides wireless location services to the trucking industry, said it lost C$3.4 million, or 2 Canadian cents per share, in the third quarter, compared with a loss of C$1.2 million, or 1 Canadian cent, a year earlier.

An amendment that would have blocked tolling on Interstate 80 in Pennsylvania was dropped from the 2008 federal transportation appropriations legislation, said the congressmen who introduced the measure

Lawmakers preserved language in a transportation funding bill that would block a federal pilot program allowing Mexican trucking companies to operate inside the United States, news services reported Friday.

Deutsche Post AG, parent of DHL Americas, said its third-quarter profit fell 35% as declining U.S. shipping volumes cramped earnings at its DHL Express unit, Bloomberg News reported.

Federal Reserve Chairman Ben Bernanke said the U.S. economy is likely to “slow noticeably” this quarter while high commodity prices and a weaker dollar may stoke inflation “for a time,” Bloomberg News reported Thursday.