Experience the 2026 GMC Sierra 1500 AT4: a rugged yet refined diesel-powered 4x4 crew cab truck designed for Canadian drivers who demand power, comfort, and advanced safety.

Built to conquer diverse terrains, the Sierra 1500 AT4’s turbocharged straight-six diesel engine pairs with a 10-speed automatic transmission featuring electronic precision shift, delivering impressive torque and fuel efficiency. The 4WD system with locking limited-slip differential ensures confident handling on slippery or uneven roads, while tow hooks and a tow hitch make hauling heavy loads effortless.

Step inside to discover a cabin crafted for both work and relaxation. Heated and cooled leather bucket seats with driver and passenger lumbar adjustments provide all-day comfort, complemented by seat memory settings. The multi-zone climate control keeps everyone comfortable, while the heated rear seats add warmth for passengers during cold Canadian winters.

Safety is paramount with features like automatic high beams, blind spot monitoring, lane keeping assist, and front collision mitigation, all designed to protect you and your crew. The aerial view camera system and rear parking aid simplify manoeuvring in tight spots.

Additional highlights include LED headlights, integrated tailgate step, running boards, remote engine start, WiFi hotspot, and a premium sound system with smart device integration—making the Sierra 1500 AT4 the ultimate blend of capability and convenience.