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

Catalytic converters are an important part of your car's functioning exhaust system. Here's how they work and why their parts ...

Southwest Research Institute (SwRI) has developed a method to automate the calibration of heavy-duty diesel truck emissions ...

Diesel trucks have long been celebrated for their durability and power, making them a popular choice for a variety of ...

The Cold Weather Diesel Reliability Act would require the EPA to authorize manufacturers to suspend engine derates and ...

President Donald Trump pardoned Troy Lake on Friday. The 65-year-old Wyoming diesel mechanic spent seven months in federal ...

Vik is the Co-Founder and former Editor at MotorAuthority, a leading U.S. website covering performance and luxury cars. Since 2025, he has contributed to CarBuzz, blending his engineering background ...

Southwest Research Institute (SwRI) has developed a method to automate the calibration of heavy-duty diesel truck emissions ...

Blue Bird stock has posted impressive returns recently, but the run may not be over just yet. Here's what investors need to ...

Ranger and Everest bi-turbo diesels have been discontinued, with upgrades to the single-turbo unit and expanded availability ...

Coulson Aviation (USA), the world’s largest aerial firefighting company and operator of the most advanced mixed fixed- and ...

In a significant shift for the Australian automotive market, Ford has announced that the 2.0-litre bi-turbo four-cylinder diesel engine will be discontinued in the Ranger ute and Everest off-road SUV ...