Sierra 3500

Spider

AWD4WD

8-Cylinder Turbo

Diesel

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.<br>1SA Pro Safety Plus Package (Auto-Dimming Inside Rear-View Mirror, Perimeter Lighting, Power-Adjustable Black Outside Mirrors, and Rear Cross Traffic Alert), Convenience Package (Deep-Tinted Glass, Electric Rear-Window Defogger, and LED Cargo Area Lighting), Gooseneck/5th Wheel Prep Package, Preferred Equipment Group 1SA (2 Charge/Data USB Ports, 2-Speed Electronic Shift Transfer Case, Push Button Start, Remote Keyless Entry, Solar Absorbing Tinted Glass, and Wireless Phone Projection), Suspension Package, 10-Speed Automatic, 4WD, Black Cloth, 120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 2 Charge-Only Rear USB Ports, 220 Amp Alternator, 4-Way Manual Driver Seat Adjuster, 4-Way Manual Passenger Seat Adjuster, 4-Wheel Disc Brakes, 6 Speakers, 6-Speaker Audio System Feature, ABS brakes, Air Conditioning, AM/FM radio, Auto High-beam Headlights, Automatic Emergency Braking, Brake assist, Buckle to Drive, Bumpers: chrome, Color-Keyed Carpeting Floor Covering, Compass, Delay-off headlights, Driver door bin, Dual front impact airbags, Dual front side impact airbags, Electronic Stability Control, Emergency communication system: OnStar Services capable, Engine Block Heater, Exhaust Brake, Exterior Parking Camera Rear, Following Distance Indicator, Forward Collision Alert, Front anti-roll bar, Front Center Armrest w/Storage, Front License Plate Kit, Front Pedestrian Braking, Front reading lights, Front wheel independent suspension, Fully automatic headlights, GMC MultiPro Tailgate, High Idle Switch, Illuminated entry, Lane Departure Warning System, Low tire pressure warning, Occupant sensing airbag, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Passenger vanity mirror, Pickup Bed, Power steering, Power windows, Premium audio system: GMC Infotainment System, Rear reading lights, Rear step bumper, Remote keyless entry, Speed control, Split folding rear seat, Tachometer, Tilt steering wheel, Traction control, Trip computer, Variably intermittent wipers, Vinyl Seat Trim, Voltmeter, and Winter Grille Cover.<br>Dealer Discount of $5,698 off MSRP<br>Sterling Metallic 2026 GMC Sierra 3500HD Pro 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel 4D C Price includes: $500 - Purchase Allowance. Exp. 02/0

New 2026 GMC Sierra 3500 Pro w/ 1SA Pro Safety Plus Package

New 2026 GMC Sierra 3500 Pro w/ 1SA Pro Safety Plus Package Houston TX 77090

1SA Pro Safety Plus Package

Gooseneck/5TH Wheel Prep Package

Convenience Package

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DeMontrond Buick GMC

 for sale near you in Houston, TX. Get more information and car pricing for this vehicle on Autotrader.

New 2026 GMC Sierra 3500 Pro w/ 1SA Pro Safety Plus Package for sale in Houston, TX 77090: Truck Details - 763277087 - Autotrader

New 2026 GMC Sierra 3500

w/ 1SA Pro Safety Plus Package Pro