2024 Gmc Duramax 2024 Diesel Specs And Price. 470 hp @ 2,800 rpm; 2024 gmc 2500 sierra denali ultimate:
Starting at $29,700 ยท 9/10. The 2024 gmc sierra at4x will receive the new 3.0l i6 lz0 turbodiesel duramax as its standard engine, with the current 6.2l v8 l87 gasoline engine as optional.