"MSRP" is the Manufacturer's Suggested Retail Price, not the Dealer's price. All advertised prices are subject to vehicle availability and do not include tax or title fees or $649 documentation fee.
All fuel economy estimates are based on EPA mileage ratings and are to be used for comparison purposes only. Your mileage will vary depending on driving conditions, how you drive and maintain your vehicle, battery-pack age/condition, and other factors.
While great effort is made to ensure the accuracy of the information on this site, there may be a lapse between the time a vehicle is sold and when the site is updated and errors do occur, so please verify information with a customer service rep by calling us at (207)241-2229 or by visiting us at the dealership.
Recent Arrival! Sterling Metallic 2026 GMC Sierra 3500HD SLT Duramax 6.6L V8 Turbodiesel 10-Speed Automatic 4WD
120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 2 Charge-Only Rear USB Ports, 2 Charge/Data USB Ports, 2 Charge/Data USB Ports Inside Center Console, 2-Speed Active Transfer Case, 220 Amp Alternator, 6-Speaker Audio System Feature, Adaptive Cruise Control, Bed View Camera w/2 Trailer Camera Provisions, Bose Premium 7-Speaker Sound System, Chrome Surround Grille w/Chrome Insert Bars, Deep-Tinted Glass, Electric Rear-Window Defogger, Floor-Mounted Center Console, Front Bucket Seats, Front Rain-Sensing Wipers, HD Surround Vision, Heated 2nd Row Outboard Seats, Heated Driver & Front Outboard Passenger Seats, Keyless Open & Start, LED Cargo Area Lighting, Manual Tilt-Wheel/Telescoping Steering Column, Power Front Windows w/Passenger Express Up/Down, Power Sliding Rear Window w/Defogger, Preferred Equipment Group 4SA, Push Button Start, Rear Cross Traffic Alert, Remote Vehicle Starter System, Safety Alert Seat, Sierra HD Pro Safety Plus Package, SiriusXM w/360L Trial Subscription, SLT Convenience Package, SLT Preferred Package, Snow Plow Prep/Camper Package, Steering Wheel Audio Controls, Suspension Package, Trailer Camera Provisions, Trailer Side Blind Zone Alert, Ultrasonic Front & Rear Park Assist, Unauthorized Entry Theft-Deterrent System, Universal Home Remote, Ventilated Driver & Front Passenger Seats, Wireless Charging, Wireless Phone Projection.
Pricing does not include tax, title or $649 dealer doc fee. Price includes: $500 - Buick & GMC Consumer Cash Program. Exp. 11/03/2025