Does GM's torquey and fuel-efficient diesel also deliver the goods when it comes to reliability? We decided to find out.

Two service bulletins have been issued by GM to try to address the shuddering issues in the Sierra and Canyon.

A $3,399 conversion package now serves 2019–2024 Ram 2500 and 3500 diesel owners, proving that fifth-generation Cummins ...

The 2027 Ram 2500 Power Wagon gets a 1st-ever Cummins diesel but the timing is bad with diesel fuel prices fast approaching a ...

Few technologies in automotive history have proven as enduring as the diesel engine. What began as a laboratory experiment has evolved into the backbone of the working truck world — and today, ...

Aisin is a Japanese automotive components manufacturer that partnered with BorgWarner in 1969 to develop high-torque transmissions widely used in heavy-duty trucks. Although they might not be popular ...

A newly discovered problem with the Apache helicopter’s transmission is plaguing the Army’s fleet, just as funding woes have pushed the service to drastically cut flight hours and rapidly retire older ...

A newly discovered problem with the Apache helicopter’s transmission is plaguing the Army’s fleet, just as funding woes have pushed the service to drastically cut flight hours and rapidly retire older ...

When you think of a diesel Ram truck, you think Cummins. Everyone does. But Dodge tried something very different before that… and it failed so badly most people forgot it ever happened. The industrial ...

Transmission problems don’t usually show up right away. They creep in slowly—a hesitation here, a hard shift there—until one day the whole thing feels like it’s about to quit on the job. When that ...

This manual Dodge Demon build takes a wild idea and turns it into a serious challenge when the project starts showing signs that it may not be going as planned. The video follows the process of ...