GM Unveils 8.3-Liter Duramax Diesel for 2027 Heavy-Duty Trucks
publishers 5articles 5first reported 24 Sep, 18:15 UTCdeveloping since 25 Sep · 2 editions
General Motors has unveiled refreshed 2027 Chevrolet Silverado HD and GMC Sierra HD pickups, headlined by a new 8.3-liter Duramax turbo-diesel V8 engine. Car and Driver reported that the engine is called “Mongoose,” while GM said the updated trucks offer increased power, capability and control.
The new Duramax will compete with Ford’s Power Stroke and Ram’s Cummins diesel engines in the heavy-duty pickup segment.
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