Apr 2023

Silverado & Sierra Get Engine Updates

GMC and Chevrolet are updating the engines on their full-size pickup trucks for the 2024 model year.

GMC said it will make General Motors’ second-generation 3.0-liter inline-six Duramax Turbo-Diesel engine standard on the 2024 Sierra 1500’s AT4X off-road trim starting this summer. The engine is paired with a 10-speed automatic transmission and offers 305 hp and 495 pound-feet of torque.

Chevy said the 3.0-liter Duramax Turbo-Diesel engine and 10-speed automatic transmission will be added to the 2024 Silverado 1500 ZR2. In addition, Chevrolet and GMC said their 2.7-liter turbo high-output engine is now called TurboMax. It offers 310 hp, 430 pound-feet of torque and a towing capacity of 9,500 pounds.