These new regulations actually violate the EPA's requirements already on the books for diesel vehicles using DEF. From the EPA's own website, one such requirement is: Tamper Prevention System: The ...

[Stay on top of transportation news: Get TTNews in your inbox.] The Environmental Protection Agency is directing truck manufacturers to revise software in new and existing trucks to prevent engine ...

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 ...

Consumption of diesel exhaust fluid across North America has been rising in recent years and is set to hit a milestone of one billion gallons by 2019, according to the newly published DEF Market ...

The Diesel Exhaust Fluid (DEF) Transport Tote is a portable solution for handling DEF that features a patent-pending 2-in-1 DEF pumping system under a lockable, weather-sealed door. Fits in a standard ...

A GMC Sierra owner accidentally filled his diesel tank with diesel exhaust fluid (DEF). DEF in a diesel tank can damage the fuel system, leading to hugely expensive repairs. An independent shop saved ...

The EPA has been taking a hatchet to emission regulations, which "don't mean a damn bit of difference to the environment" according to "Home Alone 2" actor, President Donald Trump. EPA Administrator ...