2021 GMC Sierra 1500

This 2021 GMC Sierra 1500 AT4 represents a capable truck built for both work and adventure, finished in gray with the distinctive styling that defines the AT4 line. - 3.0L Duramax I-6 Diesel Turbocharged engine with 277 hp and 460 lb-ft of torque - 10-Speed Automatic transmission with 4WD - AT4 CarbonPro Edition with carbon composite bed and unique grille surround - Technology Package featuring HD Surround Vision, Rear Camera Mirror, Bed View Camera, and 15 Head-Up Display - Driver Alert Package II with Forward Collision Alert, Lane Keep Assist, Automatic Emergency Braking, and Adaptive Cruise Control - MultiPro Audio System by Kicker with premium Bose 7-speaker sound - Heated and ventilated leather front seats with 10-way power adjustment - Spray-on bed liner with AT4 logo and LT275/65R18C Goodyear Wrangler DuraTrac tires - Integrated Trailer Brake Controller with ProGrade Trailering System - Wireless charging, 4G LTE Wi-Fi hotspot, and Apple CarPlay/Android Auto - Multicolor 15 Head-Up Display with 8 digital driver information center - SiriusXM with 360L satellite radio - Ultrasonic front and rear park assist with hitch guidance - Hill Descent Control and auto-locking rear differential - Remote vehicle starter and keyless open and start This AT4 delivers the rugged capability you need with the comfort and technology features that enhance every drive. The diesel engine provides impressive torque for towing and hauling, while the advanced driver assistance systems and camera technology work together to keep you confident on any road. The premium audio system and heated leather seating create a refined interior environment, and the CarbonPro bed combines durability with weight savings. The comprehensive technology package gives you visibility around the truck, and the integrated trailering systems make towing straightforward. This vehicle comes certified, meaning it has been thoroughly inspected and reconditioned to meet stringent quality standards. You can drive with confidence knowing that this Sierra 1500 AT4 has been carefully evaluated and approved for reliability and performance. We invite you to experience this Sierra 1500 AT4 in person. Our team is ready to answer your questions and help you understand how this truck can serve your needs. Schedule your test drive today and discover why this vehicle deserves a place in your garage. Why Buy from Weirs Buick GMC? Weirs Buick GMC has proudly served Arundel, Kennebunk, Kennebunkport, and all of Maine for over 65 years. Our dedicated team ensures that whether you're looking to buy, sell, or lease a Buick or GMC in Maine, your experience is seamless and enjoyable. We serve customers from Westbrook, Portland, Augusta, Auburn, Sanford, Portsmouth, and across New England. As your trusted GMC dealer in Maine, we offer competitive pricing comparable to other GMC and Buick dealers in the region. In addition to our wide selection of vehicles, we sell and service Fisher snow plows, ensuring you're