* SUNROOF * * TRANSMISSION 10-SPEED AUTOMATIC WITH ELECTRONIC PRECISION SHIFT * * AT4 PREMIUM PACKAGE * Discover the 2026 GMC Sierra 1500 AT4 in Fort St. John, a perfect blend of power, performance, and luxury. Designed for those who demand robust capabilities and cutting-edge technology, this crew cab pickup is ready to tackle any terrain with its four-wheel drive system and turbocharged diesel engine. The **Duramax 3.0L Turbo-Diesel I6** engine delivers an impressive 305 horsepower and a massive 495 lb-ft of torque, ensuring that you have all the power you need for towing or off-roading adventures. The **10-speed automatic transmission** with electronic precision shift offers smooth and responsive gear changes, enhancing both on-road comfort and off-road capability. Complementing this is the **AT4 Premium Package**, which includes off-road high clearance steps and the AT4 Preferred Package, adding an extra layer of luxury and convenience. Inside the cabin, enjoy a bright and airy atmosphere, thanks to the built-in sunroof. The **Technology Package** elevates your driving experience with a multicolour 15 diagonal head-up display and a rear camera mirror, providing crucial information directly in your line of sight. With the **Navigation System**, you'll always find the best route to your destination. Safety is paramount, with advanced features like adaptive cruise control, lane keeping assist, and a comprehensive front collision mitigation system. The Sierra 1500 AT4 is not just a truck; it's your partner on every journey, loaded with features that keep you comfortable, connected, and secure.