New 2026 GMC Sierra 2500 HD SLE For Sale Amarillo, TX

2026 Summit White GMC Sierra 2500HD SLE 4WD 10-Speed Automatic 6.6L V8 This GMC Sierra 2500HD has many features and is well equipped including.6 Months or 6,000 miles additional comprehensive coverage & 7 Year or 100,000 miles Powertrain on every new car!Thank you for taking the time to look at this wonderful 2026 GMC Sierra 2500HD. If you're tired of other Amarillo car dealerships treating you poorly, come see us. We know there is nothing worse than dealing with rude salespeople, which is why we take a softer approach. We don't like to use high-pressure sales tactics, and we treat each and every customer who sets foot on our lot with respect. If you're seeking a relaxed car buying experience in Amarillo or anywhere in the Texas panhandle, come see the Brown Automotive Group!