2024 2024 Gmc 3500hd Duramax. General motors officially unveiled the fully refreshed 2024 gmc sierra hd last october, revealing an updated exterior, an overhauled interior, a new trim level lineup, and powertrain updates as. Explore the differences between the 2024 gmc sierra 2500 hd vs 2024 gmc sierra 3500 hd, and see for yourself.
Explore the differences between the 2024 gmc sierra 2500 hd vs 2024 gmc sierra 3500 hd, and see for yourself. Current truck is a 2014 duramax with the 6 speed.