Pre-Owned 2021 GMC Sierra 1500 AT4

This 2021 GMC Sierra 1500 AT4 represents a commanding presence on the road, combining capability with refined sophistication and advanced technology to meet the demands of discerning truck owners. - Power Sunroof - Technology Package with HD Surround Vision and Rear Camera Mirror - Multicolor 15' Head-Up Display - EcoTec3 6.2L V8 with Dynamic Fuel Management - Driver Alert Package II with Automatic Emergency Braking and Adaptive Cruise Control - Off-Road Suspension with Hill Descent Control - Heated and Ventilated Leather Front Seats - Premium Bose 7-Speaker Sound System with SiriusXM - Bed View Camera and Ultrasonic Park Assist - ProGrade Trailering System with Integrated Trailer Brake Controller - Power Sliding Rear Window with Defogger - 18' Machined Aluminum Wheels - Spray-On Bed Liner with AT4 Logo - Lane Keep Assist with Lane Departure Warning - Apple CarPlay and Android Auto Integration The AT4 platform delivers rugged capability through an off-road suspension system and hill descent control, ensuring confident handling whether navigating city streets or challenging terrain. The EcoTec3 6.2L V8 engine employs dynamic fuel management technology that adjusts between cylinder patterns to balance power and efficiency, achieving 15 city and 19 highway MPG. Inside, the cabin reflects premium craftsmanship with heated and ventilated leather seating for the driver and front passenger. A 15-inch multicolor head-up display projects essential driving information directly into your line of sight, while the 8-inch digital driver information center keeps you informed at a glance. Technology integration enhances both convenience and safety. The suite of driver assistance features includes adaptive cruise control, automatic emergency braking, forward collision alert, lane keep assist with departure warning, and front pedestrian braking. Safety alert seat technology provides tactile feedback for enhanced awareness. Ultrasonic front and rear park assist, combined with multiple camera systems including bed view and rear camera mirror, simplifies maneuvering in tight spaces. For those who require versatility, the ProGrade Trailering System with integrated trailer brake controller and hitch guidance provides confidence when towing. The power sliding rear window with defogger and spray-on bed liner with AT4 logo adds both function and distinctive character. With 56,644 miles representing careful ownership and regular maintenance, this Sierra AT4 stands ready for the next chapter of dependable service. The combination of commanding presence, advanced safety systems, and genuine off-road capability makes this truck an intelligent choice for buyers who demand both substance and sophistication in their vehicle investment.