GM is raising the capability of its 2027 heavy-duty pickups with a new 8.3-liter Duramax V8, electric steering, electronic braking and up to 38,000 pounds of...
GM has officially teased its new 8.3L Duramax Turbo-Diesel V8, which will power the refreshed 2027 Chevrolet Silverado HD and GMC Sierra HD in the U.S....