GM owners want thicker oil in the next-gen V8: Here's why

Although General Motors has been using thinner oil in its engines for some time now, recent developments have led to its ...
GM Authority

Poll: Will You Switch To 0W-40 Oil In Your L87 V8 Engine?

General Motors’ naturally aspirated 6.2L V8 L87 gasoline engine is a staple across GM’s full-size truck and SUV lineup, powering a long list of important models, including the Chevy Silverado 1500, ...
GM Authority

Should You Use 0W-40 Oil In Your Non-Recalled GM 6.2L L87 Engine?

A recent GM safety recall addressing potential manufacturing defects impacting the naturally aspirated 6.2L V8 L87 gasoline engine has lead to confusion among some owners when it comes to the ...
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The downsides of using thicker oil in your engine

General Motors has recently come under fire for its engine oil recommendations, particularly in relation to the Chevy Silverado ZR2 engine recall on July 3, 2025. The company’s proposed solution of ...