New 2026 GMC Sierra 1500 Denali 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.Denali Reserve Package (GMC MultiPro Power Steps, Power Sunroof, Wheel Locks (set of 4), and Wheels: 22 x 9 Painted Aluminum), Preferred Equipment Group 5SA (120-Volt Bed Mounted Power Outlet, 120-Volt Interior Power Outlet, 170 Amp Alternator, 2 Charge/Data USB Ports Inside Center Console, 2 Type-C Charge-Only Rear USB Ports, 2 USB Ports, Auto-Locking Rear Differential, Auxiliary External Transmission Oil Cooler, Bed View Camera, Chrome Header with Signature Denali Chrome Grille, Chrome Recovery Hooks, Chrome Wheel to Wheel Assist Steps, Color-Keyed Carpeting Floor Covering, Deep-Tinted Glass, Denali Premium Suspension with Adaptive Ride Control, Electric Rear-Window Defogger, Floor-Mounted Center Console, Front Rain-Sensing Wipers, HD Surround Vision, Heated 2nd Row Outboard Seats, Heated Driver and Front Outboard Passenger Seating, Heavy-Duty Air Filter, Hill Descent Control, Hitch View, in-Vehicle Trailering System App, Integrated Trailer Brake Controller, Keyless Open and Start, LED Cargo Area Lighting, 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 Rake and Telescoping Steering Column, Power Rear Windows with Express Down, Power Sliding Rear Window with Rear Defogger, Premium Bose 7-Speaker Sound System, Push Button Start, Rear Cross Traffic Braking, Rear Pedestrian Detection, Rear Wheelhouse Liners, Remote Vehicle Starter System, SiriusXM with 360L Trial Subscription, Spray-on Pickup Bedliner with GMC Logo, Steering Wheel Audio Controls, Theft Deterrent System (unauthorized Entry), Trailer Camera Provisions, Trailer Side Blind Zone Alert, Ultrasonic Front and Rear Park Assist, Universal Home Remote, Ventilated Driver and Front Passenger Seats, Wheels: 20 x 9 Multi-Dimensional Polished Aluminum, Wi-Fi Hotspot Capable, and Wireless Charging), Technology Package (Multicolor 15 Diagonal Head-Up Display and Rear Camera Mirror), Trailering Package (Hitch Guidance), 10-Speed Automatic, 4WD, Atmosphere/Brownstone Leather, 12-Way Power Driver Seat Adjuster with Lumbar, 12-Way Power Passenger Seat Adjuster with Lumbar, 220 Amp Alternator, 3.23 Rear Axle Ratio, 4-Wheel Disc Brakes, 7 Speakers, ABS brakes, Adaptive suspension, Air Condition