For months, diesel truck owners have wondered whether the Trump administration would dramatically roll back EPA emissions ...
The Environmental Protection Agency wants to change how diesel trucks respond when their emissions equipment runs out of ...
Add Yahoo as a preferred source to see more of our stories on Google. DEF sensors will no longer be required following EPA policy. (Photo: Jim Allen\FreightWaves) Diesel Exhaust Fluid sensors will no ...
The Environmental Protection Agency is requiring 14 major diesel engine manufacturers to provide detailed information about diesel exhaust fluid system failures that have affected farmers and truckers ...
The EPA just released its biggest proposal yet to rewrite the 2027 heavy-duty diesel emissions rules, and it answers the ...