Green Buick GMC

3210 E Kimberly Rd Davenport, IA 52807

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2025 GMC Sierra HD AT4 OVERVIEW Overview Icon

2025 GMC Sierra HD AT4 in Davenport

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  • 6.6L V8 Gas engine
  • Allison® 10-speed automatic transmission
  • Remote Keyless Entry
  • Automatic Emergency Braking
2025 GMC Sierra HD 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 2025 GMC Sierra HD 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 2025 GMC Sierra HD AT4 a popular choice?

The 2025 GMC Sierra HD AT4 offers a combination of comfort, capability, technology, and available features that can appeal to a wide range of drivers.

The 2025 GMC Sierra HD 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 2025 GMC Sierra HD 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 2025 GMC Sierra HD AT4 may offer advanced safety and driver-assistance technologies designed to provide added awareness and confidence behind the wheel.

The 2025 GMC Sierra HD AT4 is designed with comfort and convenience in mind, offering available seating, storage, connectivity, and technology features that vary by configuration.

Efficiency for the 2025 GMC Sierra HD AT4 depends on the selected powertrain and configuration, giving shoppers different options based on their driving priorities.

The 2025 GMC Sierra HD AT4 is engineered to provide responsive performance, with available powertrains and capabilities varying according to the vehicle and configuration.

2025 GMC Sierra HD AT4 MODELS

  • Sierra HD AT4

    Sierra HD AT4

  • Sierra HD AT4 AT4X

    Sierra HD AT4 AT4X

GMC Sierra HD AT4 Dealer in Davenport

2025 GMC Sierra HD AT4 PERFORMANCE Performance Icon

2025 GMC Sierra HD AT4 performance

DURAMAX 6.6L TURBO-DIESEL V8 ENGINE

Sierra Heavy Duty’s available Duramax 6.6L Turbo-Diesel V8 engine features an efficient turbocharger and Allison 10-speed automatic transmission.

2025 GMC Sierra HD AT4 performance

AT4 OFF-ROAD READINESS

AT4 features an off-road suspension with twin-tube Rancho shocks, skid plates and Hill Descent Control, which uses antilock braking to help you maintain control.

2025 GMC Sierra HD AT4 performance

PROGRADE® TRAILERING TECH

This advanced suite of available intelligent technologies helps streamline the hitching and towing process with integrated tools that help enhance your sense of confidence and visibility.

2025 GMC Sierra HD AT4 APPEARANCE Appearance Icon

2025 GMC Sierra HD AT4 Appearance Main Img
2025 GMC Sierra HD AT4 appearance

AT4 GRILLE

Stand out with AT4’s bold front-facing exterior design and LED projector headlamps with animated sequences.

2025 GMC Sierra HD AT4 appearance

20" AT4 WHEELS

Sierra HD AT4’s 20" gloss-black aluminum wheels with available BFGoodrich off-road tires are made for rough trails.

2025 GMC Sierra HD AT4 appearance

SPRAY-ON BEDLINER

Help protect the bed and enhance its style with durable cargo bed protection featuring a GMC logo.

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 HD 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 2025 GMC Sierra HD AT4?

The 2025 GMC Sierra HD 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 2025 GMC Sierra HD AT4 can help provide additional awareness and convenience while driving, depending on the vehicle and configuration.

Depending on the configuration, the 2025 GMC Sierra HD AT4 may include technology for connectivity, entertainment, navigation, convenience, and vehicle information.

The 2025 GMC Sierra HD AT4 offers available comfort and convenience features designed to make daily drives and longer journeys more enjoyable.

Depending on the configuration, the 2025 GMC Sierra HD 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 2025 GMC Sierra HD AT4 offering space designed around the needs of its particular body style.

Depending on the vehicle, the 2025 GMC Sierra HD 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 2025 GMC Sierra HD AT4 is designed with seating appropriate for its particular body style and intended use.

The 2025 GMC Sierra HD 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 2025 GMC Sierra HD AT4 may offer towing capability, flexible storage, cargo solutions, or other utility features designed to support different needs.

Warranty coverage for the 2025 GMC Sierra HD 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 2025 GMC Sierra HD AT4 can vary based on factors such as vehicle configuration, driving history, location, coverage levels, and the insurance provider.

Routine maintenance for the 2025 GMC Sierra HD 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 2025 GMC Sierra HD AT4 operating as intended.

Consider the 2025 GMC Sierra HD AT4 configuration, available features, performance, passenger and cargo requirements, technology, capability, and budget when deciding which vehicle best fits your needs.

2025 GMC Sierra HD AT4 COMFORT Comfort Icon

2025 GMC Sierra HD AT4 comfort

AT4X EXCLUSIVE OBSIDIAN RUSH INTERIOR

AT4X’s interior features authentic Vanta Ash wood, and seats include bold red and white double-needle stitching for athletic character.

2025 GMC Sierra HD AT4 comfort

PREMIUM ALL-WEATHER FLOOR LINERS

Help protect your interior with available floor liners with removable carpet inserts.

2025 GMC Sierra HD AT4 comfort

PREMIUM GMC INFOTAINMENT SYSTEM*

With available Google built-in compatibility,* this system offers a helpful, personalized and seamless way to enhance the entertainment in your truck.

2025 GMC Sierra HD 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
2025 GMC Sierra HD AT4 Safety Main Img
2025 GMC Sierra HD AT4 safety

REAR PARK ASSIST

Rear Park Assist* can provide distance alerts to nearby detected objects behind your vehicle to help you park and avoid collisions when you’re in Reverse at low speeds.

*Feature will not function on certain models without dealer retrofit; see dealer for details.

2025 GMC Sierra HD 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.

2025 GMC Sierra HD AT4 safety

FORWARD COLLISION ALERT

Forward Collision Alert can warn you if it detects a potential front-end collision with a vehicle you’re following so you can quickly take action. It can also provide a tailgating alert if you’re following a vehicle much too closely.

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 2025 GMC Sierra HD 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 2025 GMC Sierra HD AT4 in Davenport?

You can contact Green Buick GMC to ask about current availability and schedule a personalized test drive of the 2025 GMC Sierra HD 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 2025 GMC Sierra HD 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 2025 GMC Sierra HD AT4.

Availability can vary based on current inventory. Contact Green Buick GMC to check available 2025 GMC Sierra HD AT4 vehicles and discuss options for finding the configuration you prefer.

Trade-in opportunities may be available when purchasing a 2025 GMC Sierra HD 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 2025 GMC Sierra HD 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 2025 GMC Sierra HD AT4 is the right vehicle for you.

Interior and cargo space varies by vehicle and configuration, with the 2025 GMC Sierra HD AT4 offering a layout designed around the needs of its particular vehicle type.

The 2025 GMC Sierra HD 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 2025 GMC Sierra HD 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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