Particulate matter (PM) emissions from diesel engines pose significant health, environmental and regulatory challenges, driving the development of advanced sensing technologies. Central to exhaust ...

A long-running diesel equipment headache is getting a regulatory fix in 2026, though the EPA's latest guidance also raises ...

General Motors has released a voluntary emissions recall for certain units of the Chevy Express van due to an issue related to the diesel particulate matter sensor. The hazards: if the ECM were to ...

General Motors has released a voluntary emissions recall for certain units of the GMC Savana van due to an issue related to the diesel particulate matter sensor. The hazards: if the ECM were to ...

Diesel engines across agriculture, trucking and construction have been sidelined by a tiny part that was supposed to keep the air cleaner. After years of complaints about failure-prone diesel exhaust ...