In 2017, the EPA proposed to repeal the agency’s 2016 final rule requiring that diesel engines installed in new “glider” trucks—cabs and chassis built without an engine—meet the same pollution emission standards required for diesel engines in all other new trucks. Before the EPA prohibited the practice, most glider engines were rebuilt pre-2002 engines that sent cancer-causing diesel particles and chemicals associated with heart and lung disease and premature death into the air with virtually no controls. In response, EPN issued a 20-page report on the ways the proposal ignores the significant public health implications of allowing unrestricted glider sales and rests on a baseless legal theory.
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