Before you buy a Ram 2500 or 3500 with the Cummins 6.7-liter diesel engine, check out what some of the common problems are.

Cummins is going all-in on hydrogen power to replace its diesel engine range of products. But it is developing a series of engines for many different fuels.

One automaker opted out of a diesel option for a surprising reason.

Texas bully rolls coal, blasting diesel smoke in cyclist's face causing massive online backlash from cyclists.

If you thought the Ram TRX was an over-the-top pickup truck, wait till you get a load of the AEV Prospector XL Ram Power Wagon.

Here are 10 non-truck vehicles that have an available diesel engine option that car choppers can buy in the U.S.

The Infrastructure Investment and Jobs Act has allowed New York state to have a full fleet of electric school buses.

Dreaming of a used tractor with a classic Cummins engine? Here are your options...

Despite the company's long history with Russia, it is honoring the sanctions.

Check if your high school celebrates this American tradition. Read more..

We are all familiar with the diesel fuel that's commonly found in most gas stations. But what is red diesel fuel?

Find out when you should be worried about a diesel Ram truck. Read more...

Despite combustion bans and dwindling fuel, your old diesel truck will be just fine. Find out why...

Can the police actually enforce off road diesel misuse? Find out...

Is off-road diesel misuse really a big deal? Find out...

You have to stay on top of your diesel pickup truck maintenance. Here is an easy check list to help.

The green can be mean. Read more...

Here's how Cummins engines came to power Russian military trucks. Find out...

An American engine is helping drive Putin's war machine.

Cummins diesel engines power many of the Russian vehicles invading Ukraine. Read more...