Rarely do editors get to evaluate fuel economy on test drives. On a recent three-day "Performance Tour" trip in a Mack Anthem, Equipment Editor Jim Park turned in a trip average of 9.5 mpg, with a high of 10.4 on the second leg of the trip. Read how Mack's new engine technology made that possible.
Chevrolet's 2019 Silverado that's powered by a new turbocharged 2.7L four-cylinder engine can achieve 23 mpg on the highway and 20 mpg in city driving.
Hyliion’s hybrid-electric system makes the truck feel like you have only half a load in the box, says Equipment Editor Jim Park.
Ford's 2019 Transit Connect wagon improves combined fuel economy by more than 13% with gasoline over the outgoing model, and achieves 30 miles per gallon on the highway when equipped with a new diesel engine, Ford has announced.
Displacement on demand, also known as cylinder deactivation technology, is likely to be a critical component for meeting the EPA’s next round of stringent emissions regulations for trucking manufacturers.
Federal agencies will take public input on the Trump administration's plan to relax fuel economy standards at three hearings later this month, according to the National Highway Traffic Safety Administration (NHTSA).
Fleets are benefiting from increased adoption of the latest fuel-saving technologies, but are still falling short of what is possible, according to a new report from the North American Council For Freight Efficiency.
Jeff Clark finally hits his 10 mpg goal in grinding Midwest drop-and-hook tanker runs.
Learn more about Shell's fuel-saving Starship concept truck in this video, as HDT's Jack Roberts talks to Shell's Dan Arcy following a cross-country run by the truck.
Environmental Protection Agency Administrator Scott Pruitt has resigned amid accusations of ethics violations while in the position.