New 2026 GMC Sierra 3500HD

Power, precision, and advanced technology combine in the 2026 GMC Sierra 3500HD SLT Crew Cab 4WD — built for demanding Canadian work and rugged adventures.

The heart of this powerhouse is the Duramax 6.6L Turbo-Diesel V8 engine, delivering an impressive 470 horsepower and a staggering 975 lb-ft of torque, perfect for towing heavy loads or hauling equipment across challenging terrains. Its 10-speed automatic transmission ensures smooth shifts and optimal fuel efficiency, while the four-wheel-drive system and locking limited-slip differential provide exceptional traction and control in all weather conditions.

Inside, the Sierra 3500HD offers premium leather seating with heated front seats and adjustable lumbar support for driver and passenger, ensuring comfort during long hauls. The power-adjustable seats with memory settings cater to individual preferences, while the spacious crew cab and pass-through rear seat accommodate both crew and cargo effortlessly.

Safety is paramount with features like front collision mitigation, lane departure warning, automatic high beams, and integrated turn signal mirrors, keeping you confident on every journey. The advanced navigation system, WiFi hotspot, and smart device integration keep you connected and on course, while the remote engine start and heated steering wheel add convenience in cold Canadian winters.

With rugged all-terrain tires, running boards, and tow hooks, the Sierra 3500HD SLT is ready to tackle any job with strength and sophistication.