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Truck maker Volvo AB is working with investment bank Rothschild & Co. to sell its defense unit, according to people familiar with the matter.

The U.S. average retail price of diesel slipped 0.7 cent to $2.562 a gallon as crude oil prices remained near $52 a barrel and U.S. rig counts increased.

With the contentious 2016 election over and few officials on the ballot again until 2018, transportation stakeholders believe that the current state legislative sessions could see fuel taxes raised to cover large funding shortfalls. Only New Jersey, which has off-year elections, did so in 2016.

Nanofiber technology, already used in premium fuel filters, also is appearing in oil and air filters to help prevent maintenance problems on modern truck engines. Although nanofiber media offer improved performance, it comes at a cost.

The Minnesota Department of Labor and Industry has sued Lakeville Motor Express, LME Inc. and Finish Line Express, charging that the companies committed fraud and wage theft when Lakeville closed its doors without notice shortly before Thanksgiving.

Eight states and five environmental groups filed motions with a federal appellate court on Jan. 23, asking to intervene in a lawsuit brought by the Truck Trailer Manufacturers Association against two federal agencies over the Phase 2 greenhouse gas rule on truck emissions.

Mack Trucks' lineup of heavy-duty vehicles is about to get a little lighter.

Finnish company Neste used waste fat from Christmas hams to produce about 2,641 gallons of its renewable diesel fuel, according to the oil refining and marketing firm.