Certain units of 2020 through 2024 GMC Sierra 1500 and 2020 to 2024 GMC Sierra HD pickup trucks, as well as 2021 to 2024 GMC Yukon SUVs, equipped with one of several available Duramax diesel engines, ...

Having worked through the data, we may have just found the most reliable diesel engine going into 2026. As it stands, there ...

Q:There are continuing emission system problems with GMC LML diesel trucks to the point that they have become untrustworthy. These problems can only be addressed at a GM dealer, and if you are in a ...

General Motors has enjoyed many collaborations, but for diesel heads, the most iconic and industry-shaping was with Isuzu. At the turn of the new millennium, the two companies partnered together to ...

When it comes to big diesel engines for heavy duty trucks, you have a number of different engines at your disposal to get whatever job you need done. Modern turbo diesel engines are marvels of ...

Whenever you change your vehicle’s oil, some of the old stuff always gets left behind. Your average lube tech isn’t flushing out all the oil galleys before unscrewing the drain plug, and really, there ...

Antuan started out in the automotive industry the old-fashioned way, by turning wrenches in a driveway and picking up speeding tickets. He now has nearly 20 years of expertise and experience behind ...

We recently attended a seminar on the new 4.5L LMK Duramax that will be making an appearance in light-duty trucks for 2010. This potent mill will not only have at least 310 hp and 520 lb-ft of torque ...

It's been a long time coming, but it's finally here: a light-duty 3.0-liter Duramax diesel engine under the hood of the half-ton 2020 Chevrolet Silverado 1500 pickup truck. I drove two different ...