Engine systems

Car Makers Bring Fuel Efficiency To Trucks

Big U.S. auto makers are racing to equip pickup trucks with fuel-efficient engines, a surprising pivot away from their longstanding practice of putting gas-guzzling engines into large vehicles.
 Ford Motor Co., General Motors Co. and Fiat Chrysler Automobiles NV all now are betting truck buyers want better gas mileage in addition to raw horsepower. That insight has touched off a surge in innovation.