The 2026 GMC Terrain has arrived at South Texas Buick-GMC in McAllen, TX! This sleek and versatile compact SUV is now in stock and ready for you to experience with a test drive. With a bold design, advanced tech, and two new trim levels, the 2026 Terrain delivers the style and capability that Edinburg, TX, drivers love.
Introducing the AT4 and Denali Trims
The biggest news for the 2026 GMC Terrain is the addition of two new top-tier trims - the rugged AT4 and the luxurious Denali.
Adventure seekers in Alamo will love the AT4's off-road readiness, with standard all-wheel drive, 17-inch gloss black wheels with all-terrain tires, a front steel skid plate, and a distinctive black chrome grille. Inside, AT4-exclusive accents and seating set the sporty tone.
San Juan TX drivers craving the ultimate in refinement will be drawn to the Denali trim's premium look and feel. An exclusive chrome grille, 19-inch ultra-bright wheels, signature LED lighting, and perforated leather seating create an upscale ambiance.
Performance and Efficiency
A 1.5-liter turbocharged engine powers all 2026 Terrain models, producing 175 horsepower through a smooth eight-speed automatic transmission. Balancing responsiveness and efficiency, it achieves up to 28 mpg on the highway. Available all-wheel drive provides extra traction and confidence in any conditions around McAllen, TX.
Technology and Safety
The 2026 Terrain comes well-equipped with connectivity tech like wireless Apple CarPlay® and Android Auto™, Amazon Alexa Built-In, and an available Wi-Fi hotspot to keep Alamo drivers seamlessly connected.
Advanced safety features are also standard, including automatic emergency braking, lane keep assist, forward collision alert, front pedestrian braking, and a rear vision camera. Available upgrades like HD surround vision, blind spot monitoring, and adaptive cruise control provide even greater peace of mind on the road.
Experience the 2026 GMC Terrain for yourself with a visit to South Texas Buick-GMC. Our team is standing by to set you up with a test drive and show you why the Terrain is the perfect SUV for navigating life in the Rio Grande Valley.