Milestone Mojo release reveals a systems programming language with precise control over memory, strong types, GPU programming ...

Diesel owners who have wrestled with warning lights, sudden power loss or even complete shutdowns tied to diesel exhaust fluid systems may finally be getting some relief. The U.S. Environmental ...

The U.S. Environmental Protection Agency (EPA) last week issued guidance that drops the requirement for Diesel Exhaust Fluid (DEF) sensors as part of a truck's aftertreatment system and allows truck ...

Evan Williams is an automotive journalist and mechanical engineering technologist with more than a decade of experience in the industry. He has written for the Toronto Star and AutoTrader Canada and ...

The EPA is targeting faulty DEF sensors with new guidance allowing a different type of sensor to monitor NOx emissions in diesel engines. In the Trump administration’s latest steps to address the ...

The Environmental Protection Agency announced on March 27, 2026, that it is removing the diesel exhaust fluid sensor requirement for all diesel equipment, a decision the agency frames as a direct ...

The U.S. Environmental Protection Agency on Friday said it is dropping the requirement for diesel exhaust fluid (DEF) sensors as part of a truck's aftertreatment system in favor of monitoring actual ...

LAS VEGAS – Even if you’ve been to a Def Leppard concert before, you’ve never seen them like this. The enduring British quintet kicked off their 12-show residency at The Colosseum at Caesars Palace ...

Def Leppard has released a high-voltage new song titled "Rejoice." You can listen to it below. The standalone single is being released to celebrate the band's upcoming Las Vegas residency, which kicks ...

GM pickups powered by a Duramax diesel engine offer loads of benefits, including strong low-end torque and impressive real-world efficiency. However, diesel engines also require some specialized ...