A purge valve is a vital component of a vehicle's evaporative emission control (EVAP) system. Its function is to control the flow of fuel vapors from the fuel tank and evaporative canister into the ...
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Cheating by car makers, tampering by owners: Crucial car pollution control is being sabotaged
Emission control systems in modern cars have slashed air pollutants such as particulate matter and nitrogen oxides. But these systems face two major challenges: carmakers cheating on pollution tests ...
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.
A new policy has halted all criminal investigations and prosecutions of those who bypass vehicles’ emissions control systems, although civil enforcement may continue. The Justice Department on ...
The Diesel Truck Liberation Act, introduced by Rep. Mike Collins, aims to lower equipment costs for truckers. The post New bill aims to roll back diesel truck emissions mandates appeared first on ...
The U.S. Environmental Protection Agency recently announced action taken against several diesel shops for violations of the federal Clean Air Act related to installing or selling illegal “defeat ...
Experts believe that the method of measuring emissions using free acceleration during vehicle inspections, which includes ...
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 ...
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