Forbes contributors publish independent expert analyses and insights. Jim Gorzelany is a veteran automotive journalist. You’ll usually know when it’s time to take your car, truck or sport-utility ...

Join us as we tackle a challenging smoke problem with a custom-built 2-stroke engine. In this video, we carefully prepare the ...

About two decades after the launch of the 6.6-liter Duramax V8, GM's 3.0-liter Duramax inline-six turbodiesel arrived in 2019 with a promise to deliver "outstanding fuel economy, great horsepower, and ...

Regardless of whether you drive one of the most reliable Toyota models ever made, or something laughably unreliable, every car will have a certain set of common problems which are worth looking out ...

According to the 2025 J.D. Power Vehicle Dependability Study (VDS), Subaru is ranked as the 17th most reliable brand out there. This represents a somewhat worse result compared to 2024's VDS in which ...

Ford's reputation as an engine manufacturer has been boosted by successes like the 427 cubic inch V8 that made history at the 24 Hours of Le Mans and the 5.0-liter Coyote V8 that is one of the best ...

Your engine is simpler than you think and only four things separate it from becoming a good-for-nothing lump of aluminum: fuel, air, spark and compression. Smoke billowing from the back of your hoopty ...

Problem rates for heavy-duty truck engines manufactured with emissions controls implemented in 2004 and 2007 are nearly twice as high, on average, as rates for engines built prior to these emission ...

Over the course of its lifetime, a vehicle with an unreliable engine could end up costing drivers a small fortune in maintenance. In fact, according to J.D. Power, a typical engine replacement could ...

Automotive experts report rising demand for engine repair services, driven by aging vehicles, delayed maintenance, and ...