2026 GMC Sierra 2500HD AT4
5 miTustin, CATustin Auto Center

Specifications
- Year
- 2026
- Make
- GMC
- Model
- Sierra 2500HD
- Trim
- AT4
- Body Type
- Pickup
- Engine
- 6.6L V8
- Drivetrain
- 4WD
- Transmission
- Automatic
- Fuel Type
- Diesel
- Mileage
- 5 mi
- Exterior Color
- Onyx Black
- Interior Color
- Jet Black with Kalahari accents
- VIN
- 1GT4UPEY2TF292491
- Stock #
- SI14714
- Dealer
- Tustin Auto Center
- City
- Tustin
- State
- CA