autoevolution

Here's What You Need to Know if You Accidentally Put Diesel Exhaust Fluid in the Fuel Tank

The consequences can be dire when the diesel fuel is contaminated with DEF. In the more severe cases, the entire fuel system must be replaced, from the fuel fill pipe to the fuel injectors and ...

How Long Is Diesel Exhaust Fluid (DEF) Good For After Opening?

Diesel Exhaust Fluid has an expiration date, after which it becomes far less effective and can even damage your engine.
Carscoops

I Accidentally Put DEF in My Diesel Tank, Says GM Owner Who Faced A $15K Disaster

We all make mistakes, but rarely do they have the potential to cost us upwards of $15,000. That’s the kind of error one owner of a 2023 GMC Sierra 1500 with the 3.0 ...
GM Authority

Here's What GM Recommends If Diesel Exhaust Fluid Was Added To The Fuel System

Refuelling and tending to a diesel engine can cause confusion among uninformed or inexperienced users. In addition to accidentally refilling the fuel tank with gasoline instead of diesel, some ...
SlashGear

What Does Diesel Exhaust Fluid Do & What Happens If You Run Out?

With the Environmental Protection Agency enacting stricter diesel engine emissions restrictions in 2010 and Volkswagen infamously getting caught dodging them less than a decade later, diesel power has ...
GM Authority

Pouring DEF Into A GM Duramax Truck Diesel Tank Can Be A Costly Mistake: Video

Most diesel truck owners understand how to put diesel exhaust fluid (DEF) in their trucks. However, some make the mistake of getting DEF in their fuel tank instead of the dedicated DEF tank. As the ...
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 ...