Used 2024 GMC Sierra 3500HD AT4

Power through any challenge with the 2024 GMC Sierra 3500HD AT4—designed for Canadian drivers who demand rugged capability, advanced technology, and premium comfort in a heavy-duty truck.

This Summit White Sierra 3500HD AT4 features the mighty Duramax 6.6L Turbo-Diesel V8 engine, delivering an impressive 470 horsepower and a staggering 975 lb-ft of torque. Whether towing heavy trailers or hauling bulky loads, its 10-speed automatic transmission and locking limited-slip differential ensure smooth, confident performance on any terrain. The 4x4 drivetrain combined with integrated tow hooks and a factory-installed tow hitch make it a reliable partner for work or recreation.

Inside, the crew cab offers leather bucket seats with heating, cooling, and power adjustments, including memory settings for driver and passenger. Rear passengers enjoy heated seats and a pass-through rear bench for added versatility. Stay connected and in control with the advanced navigation system, aerial view camera, and smart device integration, while safety features like blind spot monitoring, front collision mitigation, and lane departure warning provide peace of mind on every journey.

Durable running boards, an integrated tailgate step, and a bed liner add practical convenience, making this Sierra 3500HD AT4 a true workhorse tailored to the needs of discerning Canadian drivers.