Tag: oil

The Real Reason GM’s New V8 Truck Engines Ditched 0W-20

The Real Reason GM’s New V8 Truck Engines Ditched 0W-20

Yesterday we broke down the RPO codes and oil spec for the 2027 Silverado and Sierra’s new Gen 6 V8s, and one detail in that...

AMSOIL: What you need to know about the New Spring 2026 Surcharge

AMSOIL: What you need to know about the New Spring 2026 Surcharge

If you rely on AMSOIL synthetic lubricants for your vehicles and usually buy from a local dealer or a friend who is a representative, you...

Are You A Healthcare Worker With a GM Truck? Mazda Wants To Give You A Free Oil Change

Are You A Healthcare Worker With a GM Truck? Mazda Wants To Give You A Free Oil Change

In fact, Mazda will change your oil regardless of what vehicle you own. John GorehamGM-Trucks.com