Gas-powered cars and diesel trucks remain the state’s largest sources of smog and soot despite decades of cutting emissions.

Looking at pictures of the Overland Expo’s GMC Sierra 2500 HD AT4X Ultimate Build, it looks big, but it doesn’t look as big as it is when you’re in front of it. Before all the upgrades (which I’ll get ...

With 7 of its ambitious rules for cars, trucks and trains repealed, California officials must find new ways to clean up the nation’s worst air quality. But officials face growing pushback about ...

With 7 of its most ambitious rules for cars, trucks and trains repealed, California officials now must find new ways to clean ...

The city of Elk Grove is rolling out its big trucks Wednesday, and it’s getting ready to show kids across the community how those trucks operate.

It certainly had some effect on efficiency, as it’s a very big trailer and heavy. A 1500 series truck is scary pulling it as is and I usually haul with a diesel 2500.

The Doctor from "Doctor Who" has two hearts because he's from the planet Gallifrey. But why in the world do diesel trucks have two batteries?

A deleted truck isn't a glitch on the road, but it's definitely something you don't want to be caught having. Here's what it means to have a deleted truck.

Despite this, some myths about diesel engines persist. One of the most dangerous is the myth that you can drive a diesel truck or SUV even when its engine is underwater.

A mechanic has shared how motorists shopping for a used diesel truck can quickly decide which of the three major American brands to buy - understanding the purpose of the truck is pivotal ...

As diesel trucks idle in line at a Port of Long Beach terminal, a big-rig electric truck pulls into a lot beneath one of the port’s towering bridges.

Embarrassed or nervous owners of Tesla vehicles have been caught disguising their cars and Cybertrucks as Mazdas and pickup trucks.