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GM's Next V8 Wants Thicker Oil—Engineers Listen to Owners
Photo: GM Authority
via GM Authority · Jan 9, 2026

GM's Next V8 Wants Thicker Oil—Engineers Listen to Owners

"When owners have to fight for durability specs, it says something about where OEM priorities sit—but at least someone at GM still remembers that engines are supposed to last."

— Revvly Take

GM's engineering team is actually paying attention to durability feedback on their next-generation V8s, with owners pushing for heavier oil weights to extend service intervals and protect against wear. It's refreshing to see a manufacturer respond to real-world concerns instead of chasing EPA numbers. Thicker oil means longevity over horsepower theater.

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GM Authority · Jan 9

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