Green Buick GMC

3210 E Kimberly Rd Davenport, IA 52807

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2026 GMC Sierra 1500 AT4 OVERVIEW Overview Icon

2026 GMC Sierra 1500 AT4 in Davenport

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  • Duramax® 3.0L Turbo-Diesel engine with 10-speed automatic transmission
  • 2" factory lift with off-road suspension and Rancho® monotube shocks
  • Bose Premium Sound System
  • Front and Rear Park Assist
2026 GMC Sierra 1500 AT4 Main Img

Welcome to Green Buick GMC near Davenport

Green Buick GMC is proud to serve drivers throughout Davenport and the surrounding communities. As part of the Green family, our dealership is committed to providing a professional and welcoming automotive experience. We offer a broad selection of new vehicles along with quality pre-owned vehicles, giving shoppers a variety of options to fit different driving needs, preferences, and budgets.

Our focus goes beyond helping you find your next vehicle. The team at Green Buick GMC is dedicated to providing the high level of customer service and professionalism that customers have come to expect from the Green family. Whether you are shopping for a new vehicle such as the 2026 GMC Sierra 1500 AT4 or exploring other options, our team is here to help make your vehicle-shopping experience straightforward, comfortable, and convenient.

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What makes the 2026 GMC Sierra 1500 AT4 a popular choice?

The 2026 GMC Sierra 1500 AT4 offers a combination of comfort, capability, technology, and available features that can appeal to a wide range of drivers.

The 2026 GMC Sierra 1500 AT4 can be well suited for everyday driving, with its available features and configurations designed to accommodate a variety of commuting and lifestyle needs.

The 2026 GMC Sierra 1500 AT4 may be offered in multiple configurations, allowing shoppers to select the equipment, features, and capabilities that best match their needs.

Depending on the configuration, the 2026 GMC Sierra 1500 AT4 may offer advanced safety and driver-assistance technologies designed to provide added awareness and confidence behind the wheel.

The 2026 GMC Sierra 1500 AT4 is designed with comfort and convenience in mind, offering available seating, storage, connectivity, and technology features that vary by configuration.

Efficiency for the 2026 GMC Sierra 1500 AT4 depends on the selected powertrain and configuration, giving shoppers different options based on their driving priorities.

The 2026 GMC Sierra 1500 AT4 is engineered to provide responsive performance, with available powertrains and capabilities varying according to the vehicle and configuration.

2026 GMC Sierra 1500 AT4 MODELS

  • Sierra 1500 AT4

    Sierra 1500 AT4

  • Sierra 1500 AT4X

    Sierra 1500 AT4X

GMC Sierra 1500 AT4 Dealer in Davenport

2026 GMC Sierra 1500 AT4 PERFORMANCE Performance Icon

2026 GMC Sierra 1500 AT4 performance

DURAMAX 3.0L TURBO-DIESEL

Power through even the toughest terrain, thanks to an available Duramax 3.0L Turbo-Diesel engine.

2026 GMC Sierra 1500 AT4 performance

FACTORY-INSTALLED 2" LIFT

AT4 and AT4X full-size trucks feature a 2" suspension lift to help provide serious clearance for your off-road adventures.

2026 GMC Sierra 1500 AT4 performance

HILL DESCENT CONTROL

Both Sierra AT4 and AT4X off-road trucks come with Hill Descent Control, an antilock braking feature engineered to help provide a smooth, controlled descent on steep declines.

2026 GMC Sierra 1500 AT4 APPEARANCE Appearance Icon

2026 GMC Sierra 1500 AT4 Appearance Main Img
2026 GMC Sierra 1500 AT4 appearance

AT4 FRONT BUMPER AND GRILLE

Grille with high-gloss black header, insert bars with gloss-black accents and red recovery hooks.*

2026 GMC Sierra 1500 AT4 appearance

SPRAY-ON BEDLINER

AT4 and AT4X off-road trucks offer high-strength steel cargo beds featuring spray-on bedliner with GMC logo.

2026 GMC Sierra 1500 AT4 appearance

EXCLUSIVE AT4X WHEELS

Rugged 33" Goodyear® Wrangler Territory mud terrain tires and 18" painted aluminum wheels with dark painted pockets.

Experience the Buick GMC Difference

One of the highlights of shopping at Green Buick GMC near Davenport is the opportunity to schedule a personalized test drive. Getting behind the wheel is a great way to experience the comfort, performance, technology, and features of a vehicle for yourself. Whether you’re considering the Sierra 1500 AT4, an SUV, truck, or another vehicle, our team can help you explore your options and arrange a test drive that fits your needs.

At Green Family Buick GMC, we are committed to providing a professional and customer-focused experience from the moment you begin shopping. Our goal is to make finding and purchasing your next vehicle as straightforward and enjoyable as possible, with a selection of new vehicles and quality pre-owned vehicles to consider.

Shoppers can browse available vehicles and current offers online or connect with our team for assistance finding a vehicle that matches their preferences, needs, and budget.

What safety features can I find on the 2026 GMC Sierra 1500 AT4?

The 2026 GMC Sierra 1500 AT4 may offer a variety of safety and driver-assistance features, with available equipment depending on the selected configuration.

Available driver-assistance technologies on the 2026 GMC Sierra 1500 AT4 can help provide additional awareness and convenience while driving, depending on the vehicle and configuration.

Depending on the configuration, the 2026 GMC Sierra 1500 AT4 may include technology for connectivity, entertainment, navigation, convenience, and vehicle information.

The 2026 GMC Sierra 1500 AT4 offers available comfort and convenience features designed to make daily drives and longer journeys more enjoyable.

Depending on the configuration, the 2026 GMC Sierra 1500 AT4 may offer camera systems, parking assistance, and other features designed to help improve visibility and maneuverability.

Cargo capacity varies by vehicle type and configuration, with the 2026 GMC Sierra 1500 AT4 offering space designed around the needs of its particular body style.

Depending on the vehicle, the 2026 GMC Sierra 1500 AT4 can provide a combination of passenger space, comfort, storage, technology, and available safety features that may suit a variety of family needs.

Passenger capacity varies by vehicle and configuration. The 2026 GMC Sierra 1500 AT4 is designed with seating appropriate for its particular body style and intended use.

The 2026 GMC Sierra 1500 AT4 is designed for a range of everyday driving conditions, while available drivetrain and capability features can provide additional versatility depending on the configuration.

Depending on the vehicle and configuration, the 2026 GMC Sierra 1500 AT4 may offer towing capability, flexible storage, cargo solutions, or other utility features designed to support different needs.

Warranty coverage for the 2026 GMC Sierra 1500 AT4 depends on the vehicle and applicable manufacturer terms. Our team can provide current warranty information and help explain the coverage available for the vehicle you are considering.

Insurance costs for the 2026 GMC Sierra 1500 AT4 can vary based on factors such as vehicle configuration, driving history, location, coverage levels, and the insurance provider.

Routine maintenance for the 2026 GMC Sierra 1500 AT4 can include services such as oil and filter changes, inspections, fluid checks, tire care, and other maintenance recommended for the specific vehicle and powertrain.

Following the recommended maintenance schedule, keeping up with routine inspections, and addressing service needs promptly can help keep your 2026 GMC Sierra 1500 AT4 operating as intended.

Consider the 2026 GMC Sierra 1500 AT4 configuration, available features, performance, passenger and cargo requirements, technology, capability, and budget when deciding which vehicle best fits your needs.

2026 GMC Sierra 1500 AT4 COMFORT Comfort Icon

2026 GMC Sierra 1500 AT4 comfort

AVAILABLE MYGMC MOBILE APP

Experience convenience, command and control in or out of your vehicle with the myGMC mobile app.*

2026 GMC Sierra 1500 AT4 comfort

WIRELESS CAPABILITY

Personalize your in-vehicle entertainment and more by connecting your compatible smartphone to your in-vehicle touchscreen via phone projection.

2026 GMC Sierra 1500 AT4 comfort

13.4" DIAGONAL PREMIUM GMC INFOTAINMENT SYSTEM*

The color touchscreen with Google built-in* compatibility and voice-activated technology for your phone provides a seamless way to customize your entertainment.

2026 GMC Sierra 1500 AT4 comfort

ADAPTIVE CRUISE CONTROL*

Allows you to set a cruise control speed and automatically follow a detected vehicle ahead at a driver-selected following gap.

2026 GMC Sierra 1500 AT4 SAFETY & WARRANTY Safety Icon

PRO GRADE PROTECTION

Standard on every new GMC - GMC Pro Grade Protection has you truly protected with features and services including:

  • 3-year / 36,000-mile Bumper-to-Bumper Limited Warranty
  • 5-year / 60,000-mile Powertrain Limited Warranty
  • 5-year / 60,000-mile Roadside Assistance & Courtesy Transportation
  • 3-year / 36,000-mile Corrosion Protection
  • 6-year / 100,000-mile Rust-Through Protection
  • First maintenance visit
2026 GMC Sierra 1500 AT4 Safety Main Img
2026 GMC Sierra 1500 AT4 safety

SIDE BLIND ZONE ALERT

Side Blind Zone Alert can provide side-mirror visual alerts when a moving vehicle is detected in a side blind zone. It can help you avoid lane change collisions.

2026 GMC Sierra 1500 AT4 safety

BLIND ZONE STEERING ASSIST

Blind Zone Steering Assist can provide a brief, firm turn of the steering wheel when a potential collision is detected with a moving vehicle in the lane you’re entering.

2026 GMC Sierra 1500 AT4 safety

ENHANCED AUTOMATIC EMERGENCY BRAKING

Enhanced Automatic Emergency Braking works with Forward Collision Alert to help you avoid or reduce the severity of a front-end collision with a detected vehicle you’re following, including at highway speeds. Radar and camera technology are used to automatically provide hard emergency braking or enhance the driver’s hard braking.

Why Customers Choose Green Buick GMC

Customers continue to choose Green Buick GMC near Davenport for more than our selection of vehicles. As part of the Green family, our dealership is committed to providing quality customer service with a professional and customer-focused approach. Our team is here to make the vehicle-shopping experience straightforward and enjoyable, helping you explore your options without unnecessary pressure.

We understand that choosing a vehicle is an important decision. That’s why we focus on providing helpful guidance throughout the buying process and continuing to support our customers after their purchase. From exploring competitive financing or lease options to keeping your vehicle properly maintained, our goal is to provide a satisfying and reliable ownership experience.

Whether you’re looking for a sedan, SUV, truck, or another type of vehicle, Green Buick GMC offers a variety of options to consider. Explore models such as the 2026 GMC Sierra 1500 AT4 and discover a vehicle that fits your driving needs, preferences, and lifestyle.

At Green Buick GMC, we strive to build long-lasting relationships with our customers by providing dependable service, knowledgeable assistance, and a welcoming dealership experience.

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How can I schedule a test drive of the 2026 GMC Sierra 1500 AT4 in Davenport?

You can contact Green Buick GMC to ask about current availability and schedule a personalized test drive of the 2026 GMC Sierra 1500 AT4 in Davenport.

Available specials, incentives, financing, and lease opportunities can change over time. Contact Green Buick GMC or review current offers online for the latest opportunities on the 2026 GMC Sierra 1500 AT4.

Powertrain availability varies by vehicle and model year. Ask the team at Green Buick GMC about the available powertrain choices and capabilities for the 2026 GMC Sierra 1500 AT4.

Availability can vary based on current inventory. Contact Green Buick GMC to check available 2026 GMC Sierra 1500 AT4 vehicles and discuss options for finding the configuration you prefer.

Trade-in opportunities may be available when purchasing a 2026 GMC Sierra 1500 AT4. Contact Green Buick GMC to learn more about the trade-in process and available vehicle options.

Consider factors such as size, performance, available features, passenger space, cargo capacity, technology, capability, and overall value when comparing the 2026 GMC Sierra 1500 AT4 with other vehicles.

Think about your driving habits, passenger and cargo needs, preferred features, performance expectations, desired capabilities, and budget when deciding whether the 2026 GMC Sierra 1500 AT4 is the right vehicle for you.

Interior and cargo space varies by vehicle and configuration, with the 2026 GMC Sierra 1500 AT4 offering a layout designed around the needs of its particular vehicle type.

The 2026 GMC Sierra 1500 AT4 can be a practical choice for long-term ownership when properly maintained. Following the recommended service schedule can help support dependable performance throughout the life of the vehicle.

The 2026 GMC Sierra 1500 AT4 offers a combination of available features, comfort, performance, technology, and capability. At Green Buick GMC, our team can help you explore the vehicle, discuss available options, and find a configuration that fits your needs and budget.

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