GMC SIERRA 2500 HD Crew Cab Pickup (C20, K20) 6.6 (2019-02-01 - )

GMC SIERRA 2500 HD Crew Cab Pickup (C20, K20) 6.6 4WD (2019-02-01 - )

GMC SIERRA 2500 HD Crew Cab Pickup (C20, K20) 6.6 D (2019-02-01 - )

GMC SIERRA 2500 HD Crew Cab Pickup (C20, K20) 6.6 D 4WD (2019-02-01 - )

GMC SIERRA 2500 HD Crew Cab Pickup (C20, K20) 6.6 Flexfuel (2022-09-01 - )

GMC SIERRA 2500 HD Crew Cab Pickup (C20, K20) 6.6 Flexfuel 4WD (2022-09-01 - )

GMC SIERRA 2500 HD Crew Cab Pickup (C20, K20) 6.6 D (2023-05-01 - )

GMC SIERRA 2500 HD Crew Cab Pickup (C20, K20) 6.6 D 4WD (2023-05-01 - )