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What does diesel exhaust fluid do & what happens if you run out?

We may receive a commission on purchases made from links. With the Environmental Protection Agency enacting stricter diesel engine emissions restrictions in 2010 and Volkswagen infamously getting ...
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How Much Diesel Exhaust Fluid (DEF) Does A Truck Use?

Diesel Exhaust Fluid (DEF) is a crucial component in modern diesel vehicles, introduced to comply with US Environmental Protection Agency (EPA) regulations that began in 2010. It's a solution made up ...
GM Authority

EPA Tells Diesel Engine Manufacturers To Stop Forcing Power Loss When DEF Runs Out

The Environmental Protection Agency (EPA) has issued new guidance regarding diesel exhaust fluid (DEF) systems in diesel engines that cause trucks and tractors to enter “limp mode” when DEF levels are ...
Jalopnik

How Long Does A Bottle Of Diesel Exhaust Fluid (DEF) Last Once Opened?

We may receive a commission on purchases made from links. The government's strict emissions limits for combustion-powered vehicles have pushed automakers to develop technologies that let their engines ...
ABC Kcrg 9

EPA administrator announces power-loss ‘fix’ for diesel exhaust fluid systems

DES MOINES, Iowa (IOWA CAPITAL DISPATCH) - U.S. Environmental Protection Agency Administrator Lee Zeldin announced guidance Tuesday for engine and equipment manufacturers to prevent sudden shutdowns ...
Des Moines Register

Diesel engine operators can exhale with EPA's new DEF guidance | Opinion

Lee Zeldin is administrator of the U.S. Environmental Protection Agency. Kelly Loeffler is administrator of the U.S. Small Business Administration. The U.S. Environmental Protection Agency, working ...