Bozard Ford

540 Outlet Mall Blvd, Saint Augustine, FL 32084
4.6
4.6 out of 5 stars

Used 2021 GMC Sierra 1500 AT4

78,375 miles
For Sale:$40,500
Estimated payment:$918/mo.
$0 trade-in, 10% down payment, 48 months, Great credit score

Value ChartA visual chart indicating the fair price range is between $34,600 and $40,600, while the current price is $40,500.$34,600 - $40,600$40,500
  • Priced at $40,500, this vehicle is within the current market price range of $34,600 to $40,600.

  • It has 78,375 miles, which is close to the median mileage of 73,900.

Note: This is an estimate based on a variety of factors (experimental feature). It is intended to provide a fair market value range to help guide your buying decision.

View Full Value Report
  • Truck
  • Pickup
  • Crew Cab
  • Extended Front Legroom
  • Condition
    Used
  • Mileage
    78,375miles
  • Aggregate Ratings
    3.8
    3.8 out of 5 stars
  • Generation
    4(2019 - 2026)
  • Trim
    AT4
  • Drivetrain
    4X4
  • Transmission
    10-Speed Shiftable Automatic
  • Exterior Color
    Onyx Black (Black)Factory Paint Code:GBA
  • Interior Color
    Jet Black W Kalahari Accents (Black)Factory Paint Code:HVD
  • Size Segment
    1/2 Ton
  • Doors
    4
  • Max Seating
    5
  • NHTSA Safety Ratings
    4
    4 out of 5 stars
  • Final Assembly Point
    Silao, Mexico
  • VIN
    3GTP9EELXMG117672

Engine6.2L V8 Gasoline 420hp

  • Fuel Type:Gasoline
  • Fuel Quality:87
  • Max Horsepower:420 hp @ 5600 rpm
  • Max Torque:460 ft.lbf @ 4100 rpm
  • Brand:EcoTec3
  • Displacement:6.2liters
  • Block Type:V
  • Cylinders:8
  • Aspiration:Naturally Aspirated
  • Fuel Induction:Direct Injection
  • Redline:6,000rpm
  • Oil Capacity:7.6liters
  • Cam Type:OHV
  • Stroke:3.62
  • Bore:4.06
  • Valves:16

Message from the seller

Thank you for taking the time to look at this impressive 2021 GMC Sierra 1500 AT4.
OUR GREAT PRICE IS JUST THE BEGINNING

This rugged and capable Sierra 1500 AT4 is equipped with an array of premium features that elevate the driving experience:
- EcoTec3 6.2L V8 engine with 10-speed automatic transmission and 4WD
- Premium Bose 7-speaker sound system
- Heated and ventilated front seats
- Heated steering wheel
- Multicolor 15'' head-up display
- Wireless charging
- Rear camera mirror
- HD surround vision with trailer view camera provisions

Beyond its impressive capabilities, this Sierra 1500 AT4 also offers exceptional comfort and convenience. Enjoy dual-zone automatic climate control, power-adjustable front seats with memory settings, and a premium infotainment system with built-in navigation. The spacious cabin and versatile cargo bed make this truck a true workhorse, whether you're hauling heavy loads or embarking on your next adventure.

Designed for the off-road enthusiast, the Sierra 1500 AT4 features an off-road-tuned suspension, skid plates, and hill descent control to conquer even the most challenging terrain. The integrated trailer brake controller and trailering package ensure a confident and secure towing experience, while the spray-on bedliner and recovery hooks add rugged style and functionality.

Safety is also a top priority, with features like forward collision alert, lane keep assist, and rear cross-traffic alert to help you navigate the road with confidence. The AT4 also boasts a suite of driver assistance technologies, including automatic emergency braking and rear park assist, to provide added peace of mind.

Whether you're looking for a capable work truck or a versatile adventure vehicle, this 2021 GMC Sierra 1500 AT4 is an exceptional choice. Experience the perfect blend of power, technology, and style by scheduling a test drive today.

VISIT US ONLINE OR CALL 904-671-9260 FOR MORE INFORMATION Internet price may include Ford rebates (and/or) incentives and may require Ford Credit financing (and/or) the trade of a qualifying vehicle. Not all buyers will qualify for Ford Credit financing. Special financing from Ford Credit may be offered in lieu of the Ford rebates included in new vehicle advertised price.

2021 GMC Sierra 1500: A Comprehensive Overview

The 2021 GMC Sierra 1500 stands as a formidable contender in the full-size pickup truck segment, known for its premium appointments, robust capabilities, and advanced technology. This model year brought several key updates that further cemented its position as a refined and powerful workhorse.

Highlights

  • Engine Options: The Sierra 1500 offers a diverse range of powertrains to suit various needs:

    • 2.7L Turbo I4: This engine provides a good balance of power and efficiency, suitable for everyday driving and lighter towing tasks.
    • 5.3L V8: A classic choice, this engine offers strong performance and towing capability for most typical truck uses.
    • 6.2L V8: For those demanding maximum power and towing prowess, this larger V8 delivers exhilarating acceleration and class-leading towing capacity.
    • 3.0L Duramax Turbo-Diesel I6: This option offers exceptional fuel economy and torque, making it ideal for long-haul towing and maximizing range.
  • Safety Features: GMC equips the Sierra 1500 with a suite of advanced driver-assistance systems designed to enhance safety and confidence:

    • Automatic Emergency Braking: This system automatically applies the brakes to help mitigate or avoid a frontal collision.
    • Forward Collision Alert: Warns the driver of an impending frontal collision, allowing for timely reaction.
    • Lane Keep Assist with Lane Departure Warning: Helps keep the vehicle centered within its lane and alerts the driver if it drifts out.
    • Following Distance Indicator: Displays the following time to the vehicle ahead, promoting safer driving distances.
    • Adaptive Cruise Control: Automatically adjusts the vehicle's speed to maintain a set distance from the vehicle in front.
  • Trim Level Summary: The 2021 Sierra 1500 is available in a spectrum of trims, each offering a distinct blend of features and luxury:

    • Pro: The foundational trim, offering essential functionality for work-oriented buyers.
    • SLE: Elevates the Pro with more creature comforts and advanced technology, a solid all-around choice.
    • Elevation: Boasts a more aggressive and stylish exterior design with premium wheels and badging.
    • SLT: Introduces higher-end features like leather-appointed seating and advanced infotainment options for a more refined experience.
    • AT4: Off-road focused, featuring a 2-inch factory lift, Rancho® monotube suspension, skid plates, and all-terrain tires for enhanced capability on challenging terrain.
    • Denali: The pinnacle of luxury, offering premium materials, exclusive styling cues, advanced comfort features, and the most powerful engine options.
  • Other Notable Aspects:

    • Multi-Pro Tailgate: A class-exclusive six-function tailgate that offers unparalleled versatility for loading, unloading, and accessing the bed.
    • CarbonPro™ Carbon Fiber Bed: Available on some trims, this innovative bed material is stronger, lighter, and more durable than traditional steel.
    • Bed View Camera: Provides a high-definition view of the truck bed, aiding in hooking up trailers and monitoring cargo.
    • Heads-Up Display (HUD): Projects key driving information (speed, navigation, alerts) onto the windshield, allowing drivers to keep their eyes on the road.

What to Expect

Owning a 2021 GMC Sierra 1500 generally provides a comfortable and capable experience. Its refined interior, particularly on higher trims, offers a car-like feel with good ergonomics and ample space for passengers. The ride quality is commendable, even when unladen, thanks to its well-tuned suspension. For those who regularly tow or haul, the Sierra 1500 delivers robust performance and stability.

  • Maintenance: Routine maintenance will include oil changes, tire rotations, and fluid checks, typical for any full-size truck. The diesel engine may require specific diesel fuel filters and additive maintenance. GMC's dealer network is extensive, making servicing readily accessible.
  • Insurance: Insurance costs for the Sierra 1500 will vary based on the chosen trim, engine, your driving record, location, and coverage levels. As a premium full-size truck with advanced features, it will likely fall into a mid-to-higher cost bracket for insurance compared to smaller vehicles.

Potential Considerations

While the Sierra 1500 is a highly desirable truck, potential buyers should be aware of a few aspects:

  • Infotainment System: While the infotainment system is generally user-friendly, some reviews have noted that its responsiveness could be slightly quicker at times.
  • Interior Noise (Diesel): While the Duramax diesel is remarkably quiet for a diesel engine, some occupants might still notice a bit more engine noise than in a gasoline-powered counterpart, especially during hard acceleration.
  • Fuel Economy (V8s): While the V8 engines offer great power, their fuel economy will be commensurate with their size, especially in city driving or when towing.
  • Some Exterior Styling Cues: While many appreciate the Sierra's bold styling, some may find certain design elements, like the grille or headlights, to be a bit polarizing.

Overall Summary

The 2021 GMC Sierra 1500 is a well-rounded and highly capable full-size pickup truck that excels in offering a blend of luxury, technology, and rugged performance. With its diverse powertrain options, innovative features like the Multi-Pro Tailgate, and a comprehensive suite of safety systems, it caters to a wide range of needs, from hard work to comfortable family transport. For those seeking a premium and feature-rich truck experience, the 2021 Sierra 1500 is an excellent choice.

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Listed on April 14, 2026 (7 days ago)
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Cruz™ Disclaimer: Vehicle details shown on this site are provided by sellers or third parties. Cruz™ does not independently verify this information and is not liable for its accuracy. All services and content are offered without any warranty, either expressed or implied. Learn more here.MPG & Max Range: Fuel economy estimates are provided by the EPA and are intended for comparison purposes only. Your actual mileage will vary depending on driving conditions, vehicle condition, and other factors.Price: Prices shown may not include taxes, fees, or other charges. Prices and availability are subject to change without notice. Contact the seller for the most current pricing information.Options & Features: Installed options may not be shown. Contact the seller for more information about available features and options.