The 2016 GMC Sierra HD lineup is equipped with the Eaton Locker automatic locking rear differential, and it comes in handy during times where getting traction can be difficult. It’s what GMC refers to ...

Traction is always an important issue for pickup truck buyers and owners, especially when towing, carrying payload or just exploring the roads on the way to your favorite campground. A spinning wheel ...

QUESTION: I own a ’91 Chevy full-size pickup with four-wheel drive and need to know whether “posi-traction” is different from limited slip differential. I also need to know what I have on my truck. I ...

The all-new GMC Hummer EV takes the latest technology and applies it to a battery-driven off-roader, conquering the trail with electrons alone. In order to put those electrons to use in the most ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. DETROIT (AP) — General Motors is recalling ...

In the automotive world, especially when it comes to off-road trucks and SUVs, differentials come up all the time. Is your differential locking, limited slip or open? Do you have a transfer case? One ...

There are lockers and knockers, limited slips and Sure Grips. Sometimes they're called Positractions and sometimes much worse. But this name game is really about the concept of pushing equal measures ...

A differential plays an essential role in pushing or pulling a car in a straight line and efficiently and comfortably moving it through a corner. Basically, it’s a device that allows two sides of an ...

TheGM 14-bolthas to be one of the easiest axles there is for a guy to set up in his driveway, and a beginner's best friend since everything about it is straightforward and it all comes apart easily.