GM updates 2027 Chevrolet Silverado, GMC Sierra HD trucks with new Duramax 8.3-liter diesel
On September 24, GM unveiled updates for the 2027 Chevrolet Silverado HD and GMC Sierra HD heavy-duty trucks which arrive at U.S. dealers beginning late 2026. The HD pickups are built at the Flint Assembly Plant and Oshawa Car Assembly.
Central to the updates is GM’s first all-new, in-house-designed heavy-duty diesel....
Central to the updates is GM’s first all-new, in-house-designed heavy-duty diesel....
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