New 2026 GMC Sierra 1500 SLT For Sale Houston, TX

At DeMontrond Buick GMC, we take pride in delivering a trusted, family-owned dealership experience right here in Houston. Since 1953, our mission has remained the same — to provide dependable vehicles, expert service, and a welcoming, no-pressure environment for every customer. Whether you’re searching for a new GMC truck, a stylish Buick SUV, or a quality pre-owned vehicle, our team is here to guide you every step of the way. Why Buy from DeMontrond Buick GMC As one of Houston’s top-rated Buick and GMC dealerships, DeMontrond is recognized for exceptional value, service, and selection. We offer Warranty Forever, providing lifetime coverage on all new and most used vehicles at no additional cost. Our expansive inventory includes popular GMC models such as the Sierra, Canyon, Yukon, Terrain, and Acadia, along with Buick favorites including the Encore, Enclave, Envision, and Envista. You’ll also find a wide range of certified pre-owned cars, trucks, and SUVs from all makes and models. With DeMontrond Direct, you can shop and buy online with fast approvals and convenient delivery options. Our Certified Service Center is staffed by GM-trained technicians who use genuine OEM parts for everything from regular maintenance to collision repairs. We also provide flexible financing through a broad network of lenders for all credit types and offer modern dealership amenities including free Wi-Fi, fresh coffee, a comfortable waiting area, a children’s play zone, loaner vehicles, and rental assistance. Family-owned and operated since 1953, DeMontrond Buick GMC continues to earn the trust and loyalty of drivers across Houston, Spring, The Woodlands, Tomball, and Cypress.High Capacity Suspension Package, Preferred Equipment Group 4SA (10-Way Power Driver Seat Adjuster with Lumbar, 10-Way Power Passenger Seat Adjuster with Lumbar, 120-Volt Bed Mounted Power Outlet, 120-Volt Interior Power Outlet, 170 Amp Alternator, 2 Charge/Data USB Ports, 2 Type-C Charge-Only Rear USB Ports, 6-Speaker Audio System Feature, Auto-Locking Rear Differential, Auxiliary External Transmission Oil Cooler, Chrome Header and Chrome Grille Insert Bars, Color-Keyed Carpeting Floor Covering, Deep-Tinted Glass, Driver Memory, Electric Rear-Window Defogger, Front 40/20/40 Split-Bench Seat, Front Frame-Mounted Black Recovery Hooks, Front Rain-Sensing Wipers, HD Rear Vision Camera, Heated Driver and Front Outboard Passenger Seating, Integrated Trailer Brake Controller, Keyless Open and Start, LED Cargo Area Lighting, Manual Tilt-Wheel and Telescoping Steering Column, OnStar Services Capable, Perimeter Lighting, Power Door Locks, Power Front Passenger Windows with Express Up/Down, Power Front Windows with Driver Express Up/Down, Power Rear Windows with Express Down, Push Button Start, Rear Wheelhouse Liners, Remote Vehicle Starter System, SiriusXM with 360L Trial Subscription, Steering Wheel Audio Controls, Theft Deterrent System (unauthorized Entry), Wheels: 18 x 8.5 6-Spoke Machined Aluminum, and Wi-Fi Hotspot Capable), ProGrade Trailering System (Hitch View and in-Vehicle Trailering System App), Sierra Safety Plus Package (HD Surround Vision, Rear Cross Traffic Braking, Rear Pedestrian Detection, Safety Alert Seat, Trailer Camera Provisions, Trailer Side Blind Zone Alert, and Ultrasonic Front and Rear Park Assist), SLT Convenience Package (2 Charge/Data USB Ports Inside Center Console, Electronic Precision Shift, Floor-Mounted Center Console, Front Bucket Seats, Power Rake and Telescoping Steering Column, Premium Bose 7-Speaker Sound System, Ventilated Driver and Front Passenger Seats, and Wireless Charging), Standard Suspension Package, Texas Edition SLT Premium Package (20 Polished Aluminum Wheels, Chrome Wheel to Wheel Assist Steps, and Texas Edition Badging), Trailering Package (Hitch Guidance), 10-Speed Automatic, Black Leather, 3.23 Rear Axle Ratio, 4-Whee Price includes: $1750 - Purchase Allowance. Exp. 08/31/2026 $2500 - Bonus Cash. Exp. 08/31/2026