Used 2021 GMCSierra 2500 HD AT4

Advertised prices are subject to vehicle availability and do not include tax and title fees or $649 dealer documentation fee. 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.

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.