Have you ever woken up in the middle of the night worried that you have never, ever changed the oil on your two-stroke lawnmower? Well, you can relax. A two-stroke oil change is like a left-handed ...

Less maintenance and a smoother operation are just a few benefits of running hydraulic lifters in engines, which is why just ...

Wankel rotary engines, typically but not exclusively found in Mazdas, certainly lean on the "quirkier" side of modern powertrain systems, made quirkier because most rotary-powered cars on the road ...

Diesel and gasoline engines might look alike under the hood, but they use oil in very different ways. Gas engines run cleaner, but diesels create much more soot, crank out higher compression forces, ...

A recent GM safety recall addressing potential manufacturing defects impacting the naturally aspirated 6.2L V8 L87 gasoline engine dictates that certain engines should now use 0W-40 oil, rather than ...

Car engines have used motor oil for the whole of automotive history, and during that time a lot of myths have cropped up ...

Concerns over engine reliability have taken center stage for a group of Ford F-150 owners who say their pickups are using far more oil than they should. A new class action lawsuit filed in Michigan ...

It doesn't matter if you have a hybrid or conventional gas-powered car, a good motor oil can make the difference between a long-lasting engine and a sputtery ride. Here's what you should look for when ...

From sedans to SUVs, Honda uses turbocharged engines in some trims of many of its passenger vehicles. Most, like the Accord, ...

In April, GM recalled 721,000 6.2-liter V8 engines. Toyota followed with more than 102,000 V6 engines in 2024. Honda pulled back nearly 250,000 V6s. Stellantis is sorting out issues with 112,589 ...

GM Authority has been busy serving up several exclusive details on the next-gen GM Small Block V8, but now, we're wondering - ...