One-Owner 2023 GMC Sierra 1500 AT4 Diesel Power, Luxury Comfort, and Rugged Capability<br><br>Elevate your driving experience with this CARFAX One-Owner 2023 GMC Sierra 1500 AT4, a premium full-size pickup that blends off-road capability, diesel efficiency, and upscale luxury in one bold package. With a clean CARFAX, low miles (4,078 below market average), and priced below Kelley Blue Book Fair Purchase Price, this Sierra AT4 is a rare find that delivers performance, refinement, and value.<br><br>Under the hood is the powerful and efficient 3.0L I6 Duramax Turbo-Diesel engine paired with a 10-speed automatic transmission and 4WD, delivering impressive torque, smooth shifting, and up to 27 MPG highway. Whether you're towing, trail riding, or just cruising around town, this truck offers a commanding yet composed ride backed by proven diesel strength.<br><br>Finished in striking Titanium Rush Metallic and sitting on 20-inch machined aluminum wheels, this 4D Crew Cab stands out with its rugged design and bold stance. The spray-in bedliner, LED cargo area lighting, and 120-volt bed-mounted power outlet make it job-site and adventure-ready. The Integrated Trailer Brake Controller adds control and confidence when towing.<br><br>Inside, the Jet Black leather interior with Kalahari accents delivers comfort and style. Enjoy heated and ventilated front seats, 10-way power adjustments with lumbar support for both driver and passenger, memory settings, and dual-zone automatic climate control. A power sunroof adds an open-air feel, while the premium Bose 7-speaker sound system, Apple CarPlay/Android Auto, Bluetooth, and navigation system keep you connected and entertained on every drive.<br><br>This Sierra AT4 is loaded with technology and safety features designed for todays drivers. Adaptive Cruise Control, Lane Keep Assist with Lane Departure Warning, Blind Spot Monitoring, Forward Collision Alert, Front Pedestrian Braking, Following Distance Indicator, Ultrasonic Front & Rear