2021 GMC Sierra 1500 AT4



  • $6,459 SAVINGS
    $37,991 INTERNET PRICE

  • Retail Price: $44,450
  • Internet Price $37,991
  • YOU SAVE: $6,459

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Vehicle Information

VIN: 1GTU9EET8MZ284129
Stock #: 9686DG
Model Code: TK10543
  • Body Style 4D Crew Cab
  • Exterior Color Onyx Black
  • Interior Color Jet Black With Kalahari Accents
  • Mileage 54,247
  • Fuel Economy
    City/Highway 22/26 MPG
  • Engine 6 Cyl - 3 L
  • Transmission 10-Speed Automatic
  • Fuel Type Diesel

Highlighted Features

Feature availability subject to final vehicle configuration. Please reference window sticker for more info.

Dealer Comments

This 2021 GMC Sierra 1500 AT4 in striking black delivers premium capability and refinement. With a 3.0L turbodiesel I6 engine paired with a smooth 10-speed automatic transmission, this four-wheel-drive Crew Cab offers confident towing and hauling performance with EPA-estimated 22 city / 26 highway MPG. Actual mileage may vary. The jet black leather interior with Kalahari accents and thoughtfully equipped cabin create a commanding driving environment, while the 54,581 miles on the odometer reflects light use befitting this truck's premium status.

- Premium Bose 7-Speaker Sound System with SiriusXM 360L
- Premium GMC Infotainment System with Navigation and Apple CarPlay/Android Auto
- Multicolor 15 Diagonal Head-Up Display
- Adaptive Cruise Control with Automatic Emergency Braking
- Lane Keep Assist with Lane Departure Warning and Rear Cross Traffic Alert
- Heated and Ventilated Driver and Front Passenger Seats with Heated Steering Wheel
- Wireless Charging and Keyless Open & Start
- Remote Vehicle Starter System with Keyless Entry
- Ultrasonic Front and Rear Park Assist with Rear Camera Mirror
- Spray-On Pickup Bed Liner with AT4 Logo and Auto-Locking Rear Differential

The AT4's advanced safety suite, including Safety Alert Seat, HD Rear Vision Camera, and comprehensive collision avoidance technology, works alongside creature comforts like two premium floor liner packages and heated 2nd row outboard seats. Multiple factory packages—AT4 Preferred, AT4 Premium, Driver Alert Packages I and II, Technology, and Trailering—combine to create a truck that excels both on and off the road.

Contact us today to experience this exceptional Sierra 1500 AT4 and discover why it stands among today's finest luxury trucks.

All Features

  • AT4 Preferred Package
  • AT4 Premium Package
  • Driver Alert Package I
  • Driver Alert Package II
  • Preferred Equipment Group 4SB
  • Technology Package
  • Trailering Package
  • 6 Speakers
  • 6-Speaker Audio System Feature
  • AM/FM radio: SiriusXM with 360L
  • Premium audio system: GMC Infotainment System
  • Premium Bose 7-Speaker Sound System
  • Radio data system
  • Radio: Premium GMC Infotainment Sys w/Multi-Touch
  • Radio: Premium GMC Infotainment Sys w/Navigation
  • SiriusXM w/360L
  • Steering Wheel Audio Controls
  • Air Conditioning
  • Automatic temperature control
  • Electric Rear-Window Defogger
  • Front dual zone A/C
  • Rear window defroster
  • 12-Volt Rear Auxiliary Power Outlet
  • 120-Volt Bed Mounted Power Outlet
  • 120-Volt Instrument Panel Power Outlet
  • Driver Memory
  • Memory seat
  • Power driver seat
  • Power Front Passenger Windows w/Express Up/Down
  • Power Front Windows w/Driver Express Up/Down
  • Power Rear Windows w/Express Down
  • Power steering
  • Power windows
  • Remote keyless entry
  • Remote Vehicle Starter System
  • Steering wheel mounted audio controls
  • Universal Home Remote
  • Auto-Locking Rear Differential
  • Electrical Lock Control Steering Column
  • Manual Tilt-Wheel & Telescoping Steering Column
  • Off-Road Suspension
  • Speed-sensing steering
  • Traction control
  • 4-Wheel Disc Brakes
  • ABS brakes
  • Dual front impact airbags
  • Dual front side impact airbags
  • Front anti-roll bar
  • Front wheel independent suspension
  • Keyless Open & Start
  • Low tire pressure warning
  • Occupant sensing airbag
  • Overhead airbag
  • Power Door Locks
  • Brake assist
  • Electronic Stability Control
  • Hill Descent Control
  • Delay-off headlights
  • Front fog lights
  • Fully automatic headlights
  • Perimeter Lighting
  • Panic alarm
  • Security system
  • Theft Deterrent System (Unauthorized Entry)
  • Adaptive Cruise Control
  • Speed control
  • 170 Amp Alternator
  • 220 Amp Alternator
  • Auxiliary External Transmission Oil Cooler
  • Engine Block Heater
  • Heavy-Duty Air Filter
  • AT4 High Clearance Step (LPO)
  • Auto-dimming door mirrors
  • Body-Color Surround Grille
  • Bumpers: body-color
  • Front & Rear Black Molded Splash Guards (LPO)
  • Heated door mirrors
  • IntelliBeam Automatic High Beam On/Off
  • LED Cargo Area Lighting
  • Power door mirrors
  • ProGrade Trailering System
  • Rear step bumper
  • Rear Wheelhouse Liners
  • Spray-On Pickup Bed Liner w/AT4 Logo
  • 2 USB Ports
  • 2 USB Ports (1st Row)
  • 4.2" Diagonal Color Display Driver Info Center
  • 4G LTE Wi-Fi Hotspot Capable
  • 8" Driver Information Center
  • Apple CarPlay/Android Auto
  • Auto-dimming Rear-View mirror
  • Automatic Emergency Braking
  • Bed View Camera
  • Color-Keyed Carpeting Floor Covering
  • Compass
  • Driver door bin
  • Driver vanity mirror
  • Floor-Mounted Center Console
  • Following Distance Indicator
  • Forward Collision Alert
  • Front Pedestrian Braking
  • Front Prem Floor Liners w/Removable Carpet Insert
  • Front reading lights
  • GMC Connected Access Capable
  • HD Rear Vision Camera
  • HD Surround Vision w/2 Trailer View Camera Provisions
  • Heated steering wheel
  • Illuminated entry
  • Lane Change Alert w/Side Blind Zone Alert
  • Lane Keep Assist w/Lane Departure Warning
  • Multicolor 15" Diagonal Head-Up Display
  • OnStar & GMC Connected Services Capable
  • Outside temperature display
  • Overhead console
  • Passenger vanity mirror
  • Rear Camera Mirror
  • Rear Cross Traffic Alert
  • Rear Dual USB Charging-Only Ports
  • Rear Prem Floor Liners w/Removable Carpet Insert
  • Rear reading lights
  • Rear seat center armrest
  • Safety Alert Seat
  • Tachometer
  • Telescoping steering wheel
  • Tilt steering wheel
  • Trip computer
  • Ultrasonic Front & Rear Park Assist
  • Voltmeter
  • Wireless Charging
  • 10-Way Power Driver Seat Adjuster w/Lumbar
  • 10-Way Power Passenger Seat Adjuster w/Lumbar
  • Front Bucket Seats
  • Front Center Armrest
  • Heated 2nd Row Outboard Seats
  • Heated Driver & Front Outboard Passenger Seating
  • Heated front seats
  • Perforated Leather-Appointed Front Seat Trim
  • Power passenger seat
  • Split folding rear seat
  • Ventilated Driver & Front Passenger Seats
  • Ventilated front seats
  • Passenger door bin
  • Hitch Guidance
  • Hitch Guidance w/Hitch View
  • In-Vehicle Trailering App
  • Integrated Trailer Brake Controller
  • Red Recovery Hooks
  • 18" x 8.5" Machined Aluminum Wheels
  • Alloy wheels
  • Wheel Locks (Set of 4) (LPO)
  • Wheels: 20" x 9" Machined Aluminum
  • Deep-Tinted Glass
  • Power Sliding Rear Window w/Rear Defogger
  • Variably intermittent wipers
  • 3.23 Rear Axle Ratio
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May not represent actual vehicle. (Options, colors, trim and body style may vary)