IN STOCK | Last Updated: Jul 30, 2026 | Listed: 55 days ago | VIN: 3GTU9DED8LG328552

Used 2020 GMC Sierra 1500 SLT for Sale Gretna, NE - $28,988

$28,988
139,934 mi • Gretna, NE • listed 55d 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 30, 2026.

2020 GMC Sierra 1500 SLT — Quicksilver Metallic exterior, for sale at Gretna Auto Outlet in Gretna, NE
2020 GMC Sierra 1500 SLT at Gretna Auto Outlet, Gretna, NE

This 2020 GMC Sierra 1500 SLT is a used pickup truck with 139,934 mi. It is equipped with 8 Cylinder Engine, 10-SPEED AUTOMATIC, ELECTRONICALLY CONTROLLED transmission, Four Wheel Drive. The vehicle has a Quicksilver Metallic exterior and Jet Black interior. This specific vehicle (VIN: 3GTU9DED8LG328552) is currently available for sale in Gretna, Nebraska (ZIP 68028) and is offered by Gretna Auto Outlet.

Market Information

This 2020 GMC Sierra 1500 achieves an EPA-estimated 16 city / 22 highway MPG. This vehicle has been listed for 55 days. Odometer reads 139,934 mi. Listed at $28,988 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 (today) 9 AM – 8 PM
Tuesday 9 AM – 8 PM
Wednesday 9 AM – 8 PM
Thursday 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

$28,988 • 139,934 mi • Gretna, NE • 📞 (531) 222-4352

Specifications

Year
2020
Mileage
139,934 mi
Exterior
Quicksilver Metallic
Interior
Jet Black
Transmission
10-SPEED AUTOMATIC, ELECTRONICALLY CONTROLLED
Drivetrain
Four Wheel Drive
Engine
8 Cylinder Engine
MPG
16 city / 22 hwy
VIN
3GTU9DED8LG328552
Trim
SLT
Zip Code
68028

Vehicle Features

Mechanical

  • • 8 Cylinder Engine
  • • Emissions Federal Requirements
  • • Engine 5.3L ECOTEC3 V8
  • • Transmission 10-Speed Automatic Electronically Controlled
  • • Gvwr 7100 Lbs. (3221 Kg)
  • • Rear Axle 3.23 Ratio
  • • Wheels 20"" X 9"" (50.8 Cm X 22.9 Cm) Polished Aluminum
  • • Tires 275/60R20SL All-Terrain Blackwall
  • • Quicksilver Metallic
  • • Seats Front Bucket
  • • Jet Black Perforated Leather-Appointed Front Seat Trim
  • • Audio System Premium Gmc Infotainment System With 8"" Diagonal Color Touch-Screen Includes Multi-Touch Display Am/Fm Stereo
  • • Slt Premium Package
  • • X31 Off-Road Package
  • • Slt Convenience Package
  • • Air Filter High-Capacity
  • • Hill Descent Control
  • • Transfer Case Two-Speed Electronic Autotrac
  • • Skid Plates
  • • Exhaust Dual With Premium Tips
  • • Tire Spare 255/80R17SL All-Season Blackwall
  • • Assist Steps Chrome Wheel To Wheel
  • • Window Power Rear Sliding With Rear Defogger
  • • License Plate Kit Front
  • • Seats Ventilated Driver And Front Passenger
  • • Seats Heated Second Row Outboard Seats
  • • Center Console Floor-Mounted
  • • Universal Home Remote
  • • Usb Ports 2 (First Row) Located On Instrument Panel
  • • 10-SPEED AUTOMATIC, ELECTRONICALLY CONTROLLED
  • • Four Wheel Drive
  • • 16/22 MPG (City/Hwy)

Exterior

  • • Quicksilver Metallic Paint

Interior

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

Overview:

This is a 2020 GMC Sierra 1500 SLT with 139,934 mi, located in Gretna, Nebraska at Gretna Auto Outlet.

Complete Specifications:

  • VIN: 3GTU9DED8LG328552
  • Year: 2020
  • Make: GMC
  • Model: Sierra 1500
  • Trim: SLT
  • Mileage: 139,934 mi
  • Exterior Color: Quicksilver Metallic
  • Interior Color: Jet Black
  • Engine: 8 Cylinder Engine
  • Transmission: 10-SPEED AUTOMATIC, ELECTRONICALLY CONTROLLED
  • Drivetrain: Four Wheel Drive
  • Fuel Economy: 16 city / 22 highway MPG
  • Price: $28,988
  • 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 2020 GMC Sierra 1500 SLT, has a Quicksilver Metallic exterior and Jet Black interior color with only 139,934 miles. Stock Number 19883. You can connect with us by calling . OTHER NOTABLE FEATURES AND OPTIONS YOU SHOULD KNOW ABOUT: SLT Convenience Package • Power Sliding Rear Window with Rear Defogger • Front Bucket Seats • Floor-Mounted Center Console • Heated 2nd Row Outboard Seats • Ventilated Driver and Front Passenger Seats • 2 USB Ports • 2 USB Ports (1st Row) • Universal Home Remote SLT Premium Package ($3,060 value) • Chrome Wheel to Wheel Assist Steps • 20"" X 9"" Polished Aluminum Wheels X31 Off-Road Package ($2,250 value) • Hill Descent Control • High-Capacity Air Filter • Dual Exhaust with Premium Tips • 2-Speed Transfer Case • Skid Plates • Off-Road Suspension • X31 Hard Badge Preferred Equipment Group 4SA • 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 • Electric Rear-Window Defogger • Compass • Hitch Guidance • Heavy-Duty Rear Locking Differential • Chrome Grille • Premium GMC Infotainment System Radio with Multi-Touch • Integrated Trailer Brake Controller • Heated Driver and Front Outboard Passenger Seating • 120-Volt Instrument Panel Power Outlet • Auxiliary External Transmission Oil Cooler • 12-Volt Rear Auxiliary Power Outlet • 170 Amp Alternator • 5.3L EcoTec3 V8 Engine • Electrical Lock Control Steering Column • Manual Tilt-Wheel and Telescoping Steering Column • Single Speed Transfer Case • ProGrade Trailering System • HD Radio • OnStar and GMC Connected Services Capable • LED Cargo Area Lighting • Steering Wheel Audio Controls • Rear Dual USB Charging-Only Ports • Theft Deterrent System (unauthorized Entry) • Front Frame-Mounted Black Recovery Hooks • 4G LTE Wi-Fi Hotspot Capable • Trailering Package Safety and Security • Rear camera - Watching your back! The rear camera helps you see obstacles and hazards you otherwise couldn't by showing enhanced images of what is behind you. The rear camera is an extra set of eyes that's both convenient and safe. • Rear camera - Watching your back! The rear camera helps you see obstacles and hazards you otherwise couldn't by showing enhanced images of what is behind you. The rear camera is an extra set of eyes that's both convenient and safe. • Brake assist - Stop right there. Something jumps out into the middle of the road and you need to stop now! With brake assist, you will. It uses the speed of the brake pedal’s travel to sense panic braking, then applies all available power to boost your stopping power. Brake assist can stop the accident before it is one. 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. • 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, 5.3L ECOTEC3 V8, TRANSMISSION, 10-SPEED AUTOMATIC, ELECTRONICALLY CONTROLLED, GVWR, 7100 LBS. (3221 KG), REAR AXLE, 3.23 RATIO, WHEELS, 20"" X 9"" (50.8 CM X 22.9 CM) POLISHED ALUMINUM, TIRES, 275/60R20SL ALL-TERRAIN, BLACKWALL, QUICKSILVER METALLIC, SEATS, FRONT BUCKET, JET BLACK, PERFORATED LEATHER-APPOINTED FRONT SEAT TRIM, AUDIO SYSTEM, PREMIUM GMC INFOTAINMENT SYSTEM WITH 8"" DIAGONAL COLOR TOUCH-SCREEN, INCLUDES MULTI-TOUCH DISPLAY, AM/FM STEREO, SLT PREMIUM PACKAGE, X31 OFF-ROAD PACKAGE, SLT CONVENIENCE PACKAGE, AIR FILTER, HIGH-CAPACITY, HILL DESCENT CONTROL, TRANSFER CASE, TWO-SPEED, ELECTRONIC AUTOTRAC, SKID PLATES, EXHAUST, DUAL WITH PREMIUM TIPS, TIRE, SPARE 255/80R17SL ALL-SEASON, BLACKWALL, ASSIST STEPS, CHROME WHEEL TO WHEEL, WINDOW, POWER, REAR SLIDING WITH REAR DEFOGGER, LICENSE PLATE KIT, FRONT, SEATS, VENTILATED DRIVER AND FRONT PASSENGER, SEATS, HEATED SECOND ROW OUTBOARD SEATS, CENTER CONSOLE, FLOOR-MOUNTED, UNIVERSAL HOME REMOTE, USB PORTS, 2 (FIRST ROW) LOCATED ON INSTRUMENT PANEL 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 2020 GMC Sierra 1500?

This 2020 GMC Sierra 1500 is priced at $28,988. Mileage is 139,934 mi.

How long has this GMC Sierra 1500 been for sale?

This vehicle has been listed for 55 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 2020 GMC Sierra 1500 still available?

Yes, as of our last inventory sync on July 30, 2026, this 2020 GMC Sierra 1500 (VIN: 3GTU9DED8LG328552) is in stock and available for immediate purchase.

What are the key features of this GMC Sierra 1500?

This 2020 GMC Sierra 1500 features 10-SPEED AUTOMATIC, ELECTRONICALLY CONTROLLED transmission, Four Wheel Drive drivetrain, a 8 Cylinder Engine, Quicksilver Metallic exterior paint. It achieves 16 city / 22 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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