ETF testimony highlights the proven role of advanced diesel engines and SCR emissions control systems in delivering near-zero ...

Diesel engines have a lot of benefits over gas engines, and they're de facto powertrains for heavy duty trucks. What are some ...

The Environmental Protection Agency wants to change how diesel trucks respond when their emissions equipment runs out of diesel exhaust fluid or develops a fault. Under a newly proposed rule, future ...

Volvo DEF software now reflects EPA guidance, extending the final inducement speed to 25 mph and repair window up to 160 hours.

DEF sensors are more than just emissions components—they are key tools for managing fluid costs and optimizing vehicle ...

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Somewhere on the Dalton Highway this winter, a loaded semi will lose power at forty below zero — not because the engine failed, but because a sensor decided its emissions system wasn't behaving. That ...

In almost 25 years powering General Motors trucks and SUVs, the 6.6-liter Duramax V8 diesel engine has earned a loyal following for performance and efficiency.

Mack Trucks and Volvo Trucks are expanding the availability of updated diesel exhaust fluid (DEF) inducement software across ...

The company says its DTL26 and DTL30 model loaders, which do not require AdBlue, now are available at dealerships throughout ...

The updated software gives Mack and Volvo truck owners more time to address DEF-related issues before the engine derates or ...

For months, diesel truck owners have wondered whether the Trump administration would dramatically roll back EPA emissions regulations and finally open the door to legal emissions deletes. On Thursday, ...