25 0 2023 GMC Sierra 2500 Mechanic / Service Truck - Chevrolet, 400HP, 6 Speed Automatic Newly Listed $56,500 USD 2023 GMC 2500HD Service/Utility Truck, Gas, 4x4 Powertrain Chassis: 29,539 miles | 1002 Engine Hours, 6.6L L8T V8 with 400HP/464lbs-ft Torque, 6 Speed Automatic Transmission | 4x4,... ConditionUsedUsage1,002 HoursDuty ClassLight Duty Service TruckHorse Power400 HPEngine ModelL8TDrivetrain4x4Transmission6 Speed AutomaticSuspensionSpringRear AxleSingle AxleRear End6,390 lbStock NumberT17831M MLS Number14025468CategoryMechanic / Utility / Service Trucks Last Updated12/10/2025 LocationWheat Ridge, CO, US Sold ByDTI Trucks (833) 660-___ SHOWNUMBERCall Seller Email Seller Save More Info