A drive cycle is a standardized test procedure to measure a vehicle's emissions and fuel economy. The test is designed to mimic typical driving patterns, such as city and highway driving, and to ...

Montpelier, VT. – The Automotive Emissions Repair Assistance Pilot Program, a project launched by Vermont’s Department of Environmental Conservation, has set up partner repair facilities in Shelburne ...

Long the focus of regulators in their efforts to clean up the air, the automobile has become so clean there are now cases where the air coming out of the tailpipe is cleaner than the surrounding air.

Southwest Research Institute (SwRI) has developed a method to automate the calibration of heavy-duty diesel truck emissions control systems using machine learning and algorithm-based optimization. The ...

Cummins Inc. has agreed to pay a $2.04 billion charge to resolve discrepancies in emissions certifications in some of Cummins’ pick-up truck engines. Cummins officials told investor analysts during ...

PROVIDENCE – A federal judge on Wednesday ordered the owner of a North Kingstown trucking company and his two corporations to pay $250,000 to a state-administered environmental fund after he admitted ...

Beginning Nov. 1, Bexar County will become one of several Texas counties that require vehicles to pass an emissions test ...