The 2026 GMC Sierra 2500HD AT4 Digital Design Thunder Audio Package is a rugged and capable pickup that's ready to take on any challenge. Boasting a powerful Duramax 6.6L V8 Turbodiesel engine paired with a 10-speed automatic transmission, this 4WD truck delivers impressive performance and towing prowess.

- Front dual zone A/C
- Remote keyless entry
- Remote Vehicle Starter System
- Electronic Stability Control
- Traction control
- Heated door mirrors
- Compass
- Illuminated entry
- ABS brakes
- Low tire pressure warning
- Heated front seats
- Heated rear seats
- Alloy wheels

The Sierra 2500HD AT4 also comes equipped with a premium Bose audio system, 120-volt power outlets, and an array of advanced safety features like Automatic Emergency Braking, Forward Collision Alert, and Lane Departure Warning. With its rugged off-road capabilities and premium interior appointments, this truck is the perfect blend of capability and comfort.

The 2026 GMC Sierra 2500HD AT4 Digital Design Thunder Audio Package is a force to be reckoned with on the road or trail. Experience the power and refinement for yourself - schedule a test drive today. Price includes: $1000 - Buick & GMC Consumer Cash Program. Exp. 11/02/2026