EVs
GM Unveils 8.3-Liter Duramax Engine to Challenge Ford
General Motors is introducing a new 8.3-liter Duramax V8 engine for its 2027 Silverado HD and Sierra HD trucks to challenge Ford's diesel lineup.
September 21, 2026, 08:40 PM·Carscoops

General Motors is introducing a new 8.3-liter Duramax V8 engine for its 2027 Silverado HD and Sierra HD trucks to challenge Ford's diesel lineup.
