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2024 Chevy Silverado HD gets more powerful turbodiesel V8s, nicer interior

2024 Chevy Silverado HD gets more powerful turbodiesel V8s, nicer interior


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Chevrolet gave the light-duty Silverado 1500 a round of updates for the 2022 model year, and now it's time for the heavy-duty variants to get a mid-cycle refresh. The 2024 Chevrolet Silverado HD benefits from a new-look design, a nicer interior, and a more powerful turbodiesel V8.

The engine range still includes a 6.6-liter Duramax turbodiesel V8 and a gasoline-burning 6.6-liter V8 capable of running on E85 fuel. On the diesel side of the lineup, the Duramax now delivers 470 horsepower and a mammoth 975 pound-feet of torque, up from 445 and 910, respectively, in the 2023 HD. Chevrolet notes it increased low-end torque by up to 25% for better performance at low speeds and up hills.

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On the gasoline side, the V8 is rated at 401 horsepower and 464 pound-feet of torque, figures that are unchanged from 2023. What's different is that the eight-cylinder now shifts through the same 10-speed automatic transmission as the turbodiesel eight. Adding four gears (the 2023 model shipped with a six-speed automatic) allows the engine to hold peak power for longer periods, according to the firm.

"We chose to focus on the diesel this year; our customers are happy with the V8's output," Chevrolet told Autoblog.

Rear-wheel-drive comes standard regardless of which V8 is under the hood, and four-wheel-drive is available at an extra cost across the range. Towing and hauling remain the HD's strongest points: the 3500HD can pull up to 36,000 pounds (about the weight of 15 Mazda MX-5 Miatas) when it's fitted with dual rear wheels and a fifth-wheel hitch, and the 10-speed automatic increases the gasoline-powered model's gross combined weight rating (GCWR) from 24,000 to 26,000 pounds. Properly configured, the Silverado HD can haul 7,290 pounds.

The visual changes include a redesigned grille, new-look headlights with C-shaped LED daytime running lights, standard tow hooks, "CHEVROLET" lettering on the hood scoop, and additional wheel designs ranging from 17 to 22 inches. Six colors called Sterling Gray, Dark Ash, Radiant Red, Auburn Metallic, Lakeshore Blue Metallic, and Meteorite Metallic join the palette.