Vehicle Details
2021 GMC Sierra 1500 AT4 4WD — located in Winnsboro, SC. This rugged, refined pickup combines capability and comfort with a fuel-efficient 3.0L inline-6 diesel and responsive four-wheel drive, delivering excellent towing performance and long-range cruising for work or weekend adventures. The AT4 trim adds off-road-ready hardware and a tougher suspension while maintaining a premium cabin filled with convenience and tech. Inside, the GMC Sierra offers Apple CarPlay and Android Auto for seamless smartphone integration, hands-free Bluetooth® for safe calling and media, and a heated steering wheel for added comfort in colder conditions. Adaptive cruise control enhances highway driving confidence and reduces fatigue on long trips. Thoughtful interior appointments and supportive seating make every drive more enjoyable, whether hauling cargo or commuting. This GMC Sierra 1500 AT4 is competitively priced — offering the best price in the region for a well-equipped diesel 4WD pickup — and is available now in Winnsboro, SC. Routine maintenance and a clean history report back its reliability. If you prioritize towing capability, off-road readiness, modern connectivity, and diesel efficiency, this GMC Sierra checks every box. Contact us to schedule a test drive or request more details and verify current availability and financing options.

Equipment
It's Cross-Traffic Alert: Safeguarding you from unexpected traffic when reversing. Protect this 1/2 ton pickup from unwanted accidents with a cutting edge backup camera system. Never get into a cold vehicle again with the remote start feature on this 2021 GMC Sierra 1500. This GMC Sierra's Lane Departure Warning keeps you safe by alerting you when you drift from your lane. This model comes equipped with Android Auto for seamless smartphone integration on the road. This 1/2 ton pickup features a high end BOSE stereo system. This 1/2 ton pickup has automated speed control that adjusts to maintain a safe following distance, enhancing highway driving convenience. Bluetooth® technology is built into this 1/2 ton pickup, keeping your hands on the steering wheel and your focus on the road. The installed navigation system will keep you on the right path. It features steering wheel audio controls. An off-road package is installed on the GMC Sierra so you are ready for your four-wheeling best.

Packages
Driver Alert Package I: Ultrasonic Front and Rear Park Assist; Rear Cross Traffic Alert; Perimeter Lighting; Lane Change Alert with Side Blind Zone Alert. Driver Alert Package II: Forward Collision Alert; Lane Keep Assist with Lane Departure Warning; Front Pedestrian Braking; Following Distance Indicator; Automatic Emergency Braking; Safety Alert Seat; IntelliBeam Automatic High Beam On/off; Adaptive Cruise Control. AT4 Premium Package: AT4 High Clearance Step; LT275/65R18C MT BW Tires. Technology Package: 8" Driver Information Center; HD Surround Vision with 2 Trailer View Camera Provisions; Multicolor 15" Diagonal Head-Up Display; Bed View Camera; Rear Camera Mirror. Preferred Equipment Group 4SB: HD Rear Vision Camera; LED Cargo Area Lighting; Remote Vehicle Starter System; 2 USB Ports (1st Row); Hill Descent Control; Electric Rear-Window Defogger; Floor-Mounted Center Console; Theft Deterrent System (unauthorized Entry); Body-Color Surround Grille; 170 Amp Alternator; Auxiliary External Transmission Oil Cooler; Heavy-Duty Air Filter; Skid Plates; Compass;