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California environmental regulators have issued an accelerated plan to mandate that truck manufacturers transition a portion of their sales from heavy diesel trucks to electric zero-emission vehicles beginning in 2024.

Tesla Inc. pushed back first deliveries of its Semi commercial tractor into next year, making the truck two years behind its original schedule.

The Department of Justice has filed a legal document with the U.S. Court of Appeals for the District of Columbia supporting federal regulators’ authority to enforce an Obama-era greenhouse gas emissions rule to include first-ever federal regulation of greenhouse gases and fuel efficiency for trailers.

Cummins Inc. reported first-quarter net income and revenue fell as key domestic and global markets weakened as the novel coronavirus spread.

Mack Trucks announced it is encouraging customers and dealers to order parts as they normally would and in a normal quantity, and Mack parts distribution centers will continue to fulfill orders on a typical schedule.

Class 8 power units may get all the attention, but trailers are coming into their own in terms of aerodynamic innovations that enhance fuel efficiency.

The introduction of electric-­powered trucks represents a new frontier for the transportation industry, but this new breed of commercial vehicle will not be completely unfamiliar to fleets and maintenance shops.

Fleets that have been at the forefront of testing electric trucks are gaining insights into how these new vehicles perform in real-world freight operations.

The advance of diagnostic programs has improved maintenance and uptime for diesel trucks, and it appears the same will be true for electric-powered vehicles.