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.

The American Petroleum Institute (API) is finalizing PC-12 engine oil specs for 2027. Learn about CL-4 and FB-4 licensing ...

Valvoline's Premium Blue One Solution Gen 2 aims to increase oil drain interviews on Cummins X15 engines by 25,000 miles.

Valvoline Global Operations has announced the release of the first OEM-approved tri-fuel engine oil, engineered to extend oil drain intervals by up to 25,000 miles. At TMC, the oil marketer introduced ...

General Motors has issued updated guidance to its dealer network with regard to the engine oil spec used for units of the 6.2L V8 L87 gasoline engine impacted by last year’s recall. In a series of new ...

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.