2004 GMC Sierra 2500HD Values

Select a 2004 GMC Sierra 2500HD trim level

Available in Regular, Extended and Crew Cab configurations, the 2004 GMC Sierra 2500HD is a three-quarter-ton workhorse with 300 horsepower 6.0-liter V8 under the hood, with the option of a 340 horsepower 8.1-liter V8 or a 300 horsepower 6.6-liter Duramax Turbodiesel V8. The Sierra 2500HD is offered in either RWD or 4WD configurations, with seating capacity for up to three passengers in the Regular Cab and up to six passengers in the Extended and Crew Cab. Regular Cabs offer two doors, Extendeds offer two rear-hinged doors, and Crew Cabs offer four full doors.