2026 GMC Sierra 1500

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 youre 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 Houstons top-rated Buick and GMC dealerships, DeMontrond is recognized for exceptional value, service, and selection. 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. Youll 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 childrens 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), 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), SLT Preferred Package (Adaptive Cruise Control, Heated 2nd Row Outboard Seats, Power Sliding Rear Window with Rear Defogger, and Universal Home Remote), 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, Dark Walnut/Slate Leather, 3.23 Rear Axle Ratio, 4-Wheel Disc Brakes, 6 Speakers, ABS brakes, Air Conditioning, Alloy wheels, AM/FM radio: SiriusXM with 360L, Apple CarPlay/Android Auto, Auto High-beam Headlights, Auto-dimming door mirrors, Auto-dimming Rear-View mirror, Automatic Emergency Braking, Automatic temperature control, Brake assist, Buckle to Drive, Bumpers: chrome, Compass, Delay-off