The thinner in oil is the easier it pumps through the engine, which leads to a fuel economy improvement. We can all understand that, but there's a lot more to oil viscosity than how thick it is. I ...

As General Motors prepares to launch its Gen 6 Small Block V8 engine family in conjunction with its next-gen light-duty pickup trucks, GM Authority has been bust serving up a variety of critical ...

The second car that I ever owned was a 2002 Chevy Silverado 2500 with a 6.6L Duramax diesel engine under the hood. It wasn't my first choice, but it was a hand-me-down from my father after my 1993 ...

As the temperatures rise and the days become longer, your fleet faces a unique set of challenges. High temperatures can put additional stress on your fleet, leading to potential breakdowns and costly ...

Engine oils are the lifeblood of a vehicle's engine, ensuring its smooth operation, longevity and protection against wear and tear. When extreme cold temperatures arrive, the choice of engine oil ...

Motor oil isn’t one-size-fits-all — the right choice depends on your engine’s needs, climate, and driving habits. From viscosity grades to synthetic vs. conventional blends, understanding your options ...

Regardless of whether it burns gasoline or diesel, your internal combustion engine works by igniting a mixture of fuel and air to create power. To do so effectively, it must reduce the detrimental ...

It’s an advanced, next-generation engine oil standard focusing on ultra-low viscosity oils for modern engines. When purchasing oil, look for the API Service Symbol "Donut" on the label, which is an ...

Following a series of lawsuits, investigations, and engine replacements, GM issued a safety recall for certain full-size trucks and SUVs affected by an issue with the 6.2L V8 L87 engine. The problem ...

In April 2024, the U.S. Environmental Protection Agency announced its proposed “Phase 3 Greenhouse Gas” program, enforcing stricter regulations for heavy-duty vehicles including buses, delivery vans, ...