● IN STOCK | Last Updated: Jul 29, 2026 | Listed: 74 days ago | VIN: 3GTU9FEL8MG127285

Used 2021 GMC Sierra 1500 Denali for Sale Gretna, NE - $31,988

$31,988
147,648 mi • Gretna, NE • listed 74d ago

Dealer-Supplied Listing. Pricing, availability, and specifications on this page come directly from Gretna Auto Outlet and are synced automatically by CARVID. Confirm final pricing and availability with the dealer before purchase. Last synced on July 29, 2026.

2021 GMC Sierra 1500 Denali — Onyx Black exterior, for sale at Gretna Auto Outlet in Gretna, NE
2021 GMC Sierra 1500 Denali at Gretna Auto Outlet, Gretna, NE

This 2021 GMC Sierra 1500 Denali is a used pickup truck with 147,648 mi. It is equipped with 8 Cylinder Engine, 10-SPEED AUTOMATIC, ELECTRONICALLY CONTROLLED transmission, Four Wheel Drive. The vehicle has a Onyx Black exterior and Jet Black interior. This specific vehicle (VIN: 3GTU9FEL8MG127285) is currently available for sale in Gretna, Nebraska (ZIP 68028) and is offered by Gretna Auto Outlet.

Market Information

This 2021 GMC Sierra 1500 achieves an EPA-estimated 16 city / 20 highway MPG. This vehicle has been listed for 74 days. Odometer reads 147,648 mi. Listed at $31,988 in Gretna, Nebraska.

Seller Information

Offered for sale by Gretna Auto Outlet, an auto dealer located at 12190 S 216th Plaza, Gretna, Nebraska.
Contact: (531) 222-4352

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Hours

● Closed now
Monday 9 AM – 8 PM
Tuesday 9 AM – 8 PM
Wednesday 9 AM – 8 PM
Thursday (today) 9 AM – 8 PM
Friday 9 AM – 8 PM
Saturday 9 AM – 6 PM
Sunday 11 AM – 4 PM

Why Buy From Gretna Auto Outlet?

Vehicle Details

$31,988 • 147,648 mi • Gretna, NE • 📞 (531) 222-4352

Specifications

Year
2021
Mileage
147,648 mi
Exterior
Onyx Black
Interior
Jet Black
Transmission
10-SPEED AUTOMATIC, ELECTRONICALLY CONTROLLED
Drivetrain
Four Wheel Drive
Engine
8 Cylinder Engine
MPG
16 city / 20 hwy
VIN
3GTU9FEL8MG127285
Trim
Denali
Zip Code
68028

Vehicle Features

Mechanical

  • • 8 Cylinder Engine
  • • Emissions Federal Requirements
  • • Engine 6.2L ECOTEC3 V8
  • • Transmission 10-Speed Automatic Electronically Controlled
  • • Gvwr 7100 Lbs. (3221 Kg)
  • • Rear Axle 3.23 Ratio
  • • Wheels 22"" X 9"" (55.9 Cm X 22.9 Cm) Multi-Dimensional Polished Aluminum
  • • Tires 275/50R22SL All-Season Blackwall
  • • Seats Front Bucket
  • • Jet Black Forge Perforated Leather Seat Trim
  • • Audio System Premium Gmc Infotainment System With Navigation And 8"" Diagonal Color Touch-Screen Includes Multi-Touch Display Am/Fm Stereo
  • • Denali Ultimate Package
  • • Technology Package
  • • Driver Alert Package Ii
  • • Lpo Wheel Locks Set Of 4
  • • Sunroof Power
  • • Gmc Multipro Power Steps Rearward Articulating
  • • Intellibeam Automatic High Beam On/Off
  • • License Plate Kit Front
  • • Seats Heated Second Row Outboard Seats
  • • Multicolor 15"" Diagonal Head-Up Display
  • • Adaptive Cruise Control
  • • Rear Camera Mirror Inside Rearview Auto-Dimming
  • • Lpo Rear Underseat Storage Composite Storage Bin
  • • Automatic Emergency Braking
  • • Front Pedestrian Braking
  • • Bed View Camera
  • • Hd Surround Vision With Two Trailer View Camera Provisions
  • • Following Distance Indicator
  • • Forward Collision Alert
  • • Lane Keep Assist
  • • 10-SPEED AUTOMATIC, ELECTRONICALLY CONTROLLED
  • • Four Wheel Drive
  • • 16/20 MPG (City/Hwy)

Exterior

  • • Onyx Black Paint

Interior

  • • Jet Black Interior
📋 Full Vehicle Details (Click to expand)

Overview:

This is a 2021 GMC Sierra 1500 Denali with 147,648 mi, located in Gretna, Nebraska at Gretna Auto Outlet.

Complete Specifications:

  • • VIN: 3GTU9FEL8MG127285
  • • Year: 2021
  • • Make: GMC
  • • Model: Sierra 1500
  • • Trim: Denali
  • • Mileage: 147,648 mi
  • • Exterior Color: Onyx Black
  • • Interior Color: Jet Black
  • • Engine: 8 Cylinder Engine
  • • Transmission: 10-SPEED AUTOMATIC, ELECTRONICALLY CONTROLLED
  • • Drivetrain: Four Wheel Drive
  • • Fuel Economy: 16 city / 20 highway MPG
  • • Price: $31,988
  • • Location: Gretna, Nebraska (ZIP 68028)
  • • Dealer: Gretna Auto Outlet

Availability:

This vehicle is currently in stock and available for immediate purchase. Contact us at (531) 222-4352 to schedule a test drive or viewing.

Description

This 2021 GMC Sierra 1500 Denali, has a Onyx Black exterior and Jet Black interior color with only 147,648 miles. Stock Number 19319A. You can connect with us by calling . OTHER NOTABLE FEATURES AND OPTIONS YOU SHOULD KNOW ABOUT: Preferred Equipment Group 5SA • Power Sliding Rear Window with Rear Defogger • GMC Connected Access Capable • Power Front Passenger Windows with Express Up/down • Power Rear Windows with Express Down • Deep-Tinted Glass • Keyless Open and Start • Power Door Locks • Power Front Windows with Driver Express Up/down • Rear Wheelhouse Liners • Color-Keyed Carpeting Floor Covering • Remote Vehicle Starter System • Chrome Wheel to Wheel Assist Steps • Electric Rear-Window Defogger • Spray-On Pickup Bed Liner with Denali Logo • Compass • Floor-Mounted Center Console • Auto-Locking Rear Differential • Signature Denali Grille • Safety Alert Seat • Premium GMC Infotainment System Radio with Navigation • Hill Descent Control • Integrated Trailer Brake Controller • Heavy-Duty Air Filter • Wireless Charging • Heated Driver and Front Outboard Passenger Seating • 120-Volt Instrument Panel Power Outlet • Auxiliary External Transmission Oil Cooler • 12-Volt Rear Auxiliary Power Outlet • Ventilated Driver and Front Passenger Seats • 170 Amp Alternator • 2 USB Ports • 2 USB Ports (1st Row) • Electrical Lock Control Steering Column • Manual Tilt-Wheel and Telescoping Steering Column • 2-Speed Transfer Case • Driver Alert Package I • ProGrade Trailering System • OnStar and GMC Connected Services Capable • LED Cargo Area Lighting • Universal Home Remote • Steering Wheel Audio Controls • Rear Dual USB Charging-Only Ports • Theft Deterrent System (unauthorized Entry) • HD Rear Vision Camera • Chrome Recovery Hooks • 4G LTE Wi-Fi Hotspot Capable • Adaptive Ride Control Suspension • Trailering Package Driver Alert Package I • Ultrasonic Front and Rear Park Assist • Rear Cross Traffic Alert • Lane Change Alert with Side Blind Zone Alert Driver Alert Package II • Adaptive Cruise Control • IntelliBeam Automatic High Beam On/off • Following Distance Indicator • Forward Collision Alert • Lane Keep Assist with Lane Departure Warning • Automatic Emergency Braking • Front Pedestrian Braking Denali Ultimate Package ($5,885 value) • GMC MultiPro Power Steps • Power Sunroof • Wheel Locks (set of 4) • 22"" X 9"" Multi-Dimensional Polished Aluminum Wheels Technology Package • Rear Camera Mirror • Multicolor 15"" Diagonal Head-Up Display • Bed View Camera • HD Surround Vision with 2 Trailer View Camera Provisions Safety and Security • Pedestrian impact prevention - An extra step toward safety. Pedestrians don't always stop, look, and listen, but with Pedestrian Impact Prevention, your vehicle is equipped to better see them and avoid them. This system constantly monitors the road ahead to identify and track pedestrians. It projects that image to an interior display screen, AND should an impact become likely, Pedestrian impact prevention takes steps to avoid a collision. Technology and Telematics • Smart device mirroring - Smartphone, meet smart car. You can control your device through your vehicle's infotainment system. Smart device mirroring brings together safety and convenience by making it easier to find what you're looking for while keeping your eyes on the road. • Android Auto/Apple CarPlay smart device wireless mirroring • Apple CarPlay/Android Auto smart device wireless mirroring • Mobile hotspot - WiFi on the fly. Connect your devices to the Internet through your vehicle’s private mobile hotspot and take the internet wherever your journey takes you, without eating up your data allowance. Find the hotspot with mobile hotspot. EMISSIONS, FEDERAL REQUIREMENTS, ENGINE, 6.2L ECOTEC3 V8, TRANSMISSION, 10-SPEED AUTOMATIC, ELECTRONICALLY CONTROLLED, GVWR, 7100 LBS. (3221 KG), REAR AXLE, 3.23 RATIO, WHEELS, 22"" X 9"" (55.9 CM X 22.9 CM) MULTI-DIMENSIONAL POLISHED ALUMINUM, TIRES, 275/50R22SL ALL-SEASON, BLACKWALL, SEATS, FRONT BUCKET, JET BLACK, FORGE PERFORATED LEATHER SEAT TRIM, AUDIO SYSTEM, PREMIUM GMC INFOTAINMENT SYSTEM WITH NAVIGATION AND 8"" DIAGONAL COLOR TOUCH-SCREEN, INCLUDES MULTI-TOUCH DISPLAY, AM/FM STEREO, DENALI ULTIMATE PACKAGE, TECHNOLOGY PACKAGE, DRIVER ALERT PACKAGE II, LPO, WHEEL LOCKS, SET OF 4, SUNROOF, POWER, GMC MULTIPRO POWER STEPS, REARWARD ARTICULATING, INTELLIBEAM, AUTOMATIC HIGH BEAM ON/OFF, LICENSE PLATE KIT, FRONT, SEATS, HEATED SECOND ROW OUTBOARD SEATS, MULTICOLOR 15"" DIAGONAL HEAD-UP DISPLAY, ADAPTIVE CRUISE CONTROL, REAR CAMERA MIRROR, INSIDE REARVIEW AUTO-DIMMING, LPO, REAR UNDERSEAT STORAGE, COMPOSITE STORAGE BIN, AUTOMATIC EMERGENCY BRAKING, FRONT PEDESTRIAN BRAKING, BED VIEW CAMERA, HD SURROUND VISION WITH TWO TRAILER VIEW CAMERA PROVISIONS, FOLLOWING DISTANCE INDICATOR, FORWARD COLLISION ALERT, LANE KEEP ASSIST At Gretna Auto Outlet, we’re here to Serve you! Our staff is 100% dedicated to customer satisfaction and we understand that you need clear, transparent information throughout the car buying process. With our live market pricing philosophy, we offer the right cars at the right price, and the transparency to back it up!

Frequently Asked Questions

What is the price of this 2021 GMC Sierra 1500?

This 2021 GMC Sierra 1500 is priced at $31,988. Mileage is 147,648 mi.

How long has this GMC Sierra 1500 been for sale?

This vehicle has been listed for 74 days.

Where is this GMC Sierra 1500 located?

This vehicle is located at Gretna Auto Outlet, 12190 S 216th Plaza in Gretna, Nebraska (ZIP 68028). Call (531) 222-4352 to schedule an appointment.

Is this 2021 GMC Sierra 1500 still available?

Yes, as of our last inventory sync on July 29, 2026, this 2021 GMC Sierra 1500 (VIN: 3GTU9FEL8MG127285) is in stock and available for immediate purchase.

What are the key features of this GMC Sierra 1500?

This 2021 GMC Sierra 1500 features 10-SPEED AUTOMATIC, ELECTRONICALLY CONTROLLED transmission, Four Wheel Drive drivetrain, a 8 Cylinder Engine, Onyx Black exterior paint. It achieves 16 city / 20 highway MPG.

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This estimate does not include a documentation fee. Most dealers charge one, and amounts vary widely by dealer and by state. It also excludes title, registration, tag, and other charges. Sales tax is an estimated average rate for Nebraska and your actual rate depends on where the vehicle is registered. Confirm all fees, the final out-the-door price, and financing terms directly with Gretna Auto Outlet.
Payment figures are illustrative and do not constitute a credit offer, financing approval, or a quote. Rates and terms shown are user-adjustable defaults, not rates offered by Gretna Auto Outlet or CARVID.

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