A new heavy-duty engine oil specification designed to support next-generation diesel engines is nearing completion and ...

The new heavy-duty engine oil category, PC-12, is nearing the finish line. Here’s what fleet maintenance managers should know before it arrives in 2027.

This comprehensive overview of 2024 commercial vehicle engine oil specifications includes details from American Refining Group, Amsoil, Castrol Heavy Duty, BP Lubricants, Cenex, Champion, Chevron, ...

2027 heavy-duty engines are still a couple of years away. But the American Petroleum Institution is already hard at work on the next generation of oils that will lubricate them. New EPA 2027 emissions ...

The GM L87 engine recall that has affected almost 600,000 full-size trucks and SUVs in the U.S. and has led to multiple ...

The American Petroleum Institute (API) released the FA-4 engine oil specification nearly four years ago. While lubricant manufacturers stand behind the benefits of FA-4, slower OEM adoption and ...

Engine oil color reveals its age, contamination level, and operating condition. Fresh oil is amber or light brown. Oil darkened to black but still translucent after a few thousand miles is normal.

Several GM truck models were recalled due to engine issues, something that users say might have ben a result of the use of low-viscosity motor oil.

Even for major gearheads, choosing the right oil for your car can cause many headaches, so if manufacturer specifications and the multitude of brands weren’t enough, we now have an influx of high ...

The best synthetic oils offer more mileage, keep the engine cleaner, perform equally well in low and high temperatures, and protect your engine by keeping wear at bay. When it comes to the topic of ...