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Map 2126 Mayport Rd., Jacksonville, FL Today 10-7pm (904) 302-6800
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2020 GMC Sierra 1500
Autoline Preowned
$33,500
(904) 302-6800
Check Availability Save Saved
2020 GMC Sierra 1500 AT4 Jacksonville FL
2020 GMC Sierra 1500 AT4 Jacksonville FL
2020 GMC Sierra 1500 AT4 Jacksonville FL
2020 GMC Sierra 1500 AT4 Jacksonville FL
2020 GMC Sierra 1500 AT4 Jacksonville FL
1 / 5
2020 GMC Sierra 1500 AT4 Jacksonville FL
2020 GMC Sierra 1500 AT4 Jacksonville FL
2020 GMC Sierra 1500 AT4 Jacksonville FL
2020 GMC Sierra 1500 AT4 Jacksonville FL
2020 GMC Sierra 1500 AT4 Jacksonville FL

2020 GMC Sierra 1500 AT4

Jacksonville, FL
95,884 mi.
Autoline Preowned
$33,500
120-pt-inspection
90-day-warranty
AutoCheck
8 Cyl
Automatic
15/19 mpg
Jet Black with Kalahari accents Interior
Pickup Truck
Four Wheel Drive
Questions? Speak With A Rep
Confirm Availability

Vehicle info

Stock
T7178
VIN
3GTP9EEL6LG149565
Year
2020
Make
GMC
Model
Sierra 1500
Mileage
95,884
Trim
AT4
Body
Pickup Truck
Body Style
Pickup Truck
Transmission
Automatic
Doors
4
Cylinders
8
Drivetrain
Four Wheel Drive
Fuel Type
Gas
Exterior Color
Dark Sky Metallic
Interior Color
Jet Black with Kalahari accents
EPA City
15
EPA Highway
19
Description
6.2L Ecotec3 V8 Engine
Portions of the data provided are © 2026 Autodata, Inc. dba ChromeData

Over 7000 5-Star Reviews

google
I highly recommend Auto Line for their honest, respectful, knowledgeable sales staff and even the finance officer John was a pleasure to work with. :) They provide CarFax on their vehicles so you have the history. I saw that my Hyundai Sonata had received minor damage in the past. When I asked they provided a list of everything they had addressed in their 120-point inspection. Jeremy Lane was my amazing salesperson. I asked him to ride with me on the test drive and he was so NOT pushy - it wasa pleasure. As a single woman I felt I could trust him. Auto Line offered Allstate extended warranties which I wanted. They took my worn-out trade-in and handled the transfer of tags so I didn't have to sit in the DMV. Love that! Auto Line will be my first choice when I need another car and I have given their name out already. So very happy!... More
Kirsten Schmitt
google
BEST car buying experience I’ve had! Everyone was so friendly and informative! And they made the process SO easy! All my questions were answered, and I got to go home in a car I wanted!! Thank you to everyone at Autoline Preowned! I couldn’t recommend them enough!!
Bryanna Fisher
google
BEST car buying experience I’ve had! Everyone was so friendly and informative! And they made the process SO easy! All my questions were answered, and I got to go home in a car I wanted!! Thank you to everyone at Autoline Preowned! I couldn’t recommend them enough!!
Bryanna Williams
google
We knew exactly which vehicle we wanted, and the entire experience was seamless from start to finish. Before our visit, Nick requested my driver’s license and insurance card and even sent us the financing application link in advance. When we arrived, the vehicle was already parked out front and ready for a test drive. Jeremy made the payment process incredibly smooth as well. Both Nick and Jeremy were courteous, professional, and made us feel completely comfortable throughout the process. No more traditional car‑buying hassle — this was a refreshing change. We highly recommend Autoline!... More
Neo
google
We had such a great experience at Autoline! Nick and John were extremely helpful, professional, and kind during our visit. We ultimately left with a new car, without the feeling of being pressured or scammed. The buying process was very quick and everyone was so kind throughout our visit. I would recommend them over and over again, we will definitely be back for more!
McKenzie Griffis
google
I had a wonderful experience here. Everyone was very kind & accommodating and not pushy in any way. They worked with what I needed & helped me to get to my goal. By far the most seamless & laid back car buying process. Would recommend this place to anyone looking for a pre-owned vehicle
Laura Sehlhorst
google
My wife and I had the pleasure of purchasing our first family vehicle at Autoline. We worked with Nick and he did an excellent job following up with us and setting up vehicles to test drive. The laid back environment was refreshing in every way, and they allowed us to drive one of the vehicles to a shop to be inspected! From start to finish, we felt cared for and our best interest at heart. Our time was honored, and our first car buying experience was smooth and seamless. We look forward to referring our friends and coming back for our future vehicle needs!... More
Soren Dillinger
google
Hugeeee shoutout to Jeremy! He laid out every possible option for me and my family. Beyond easy to communicate with via text or call, he would get back ASAP with a solution. I told him what I wanted and what I have to put forward and he made it happen, no doubt! When starting this process I truly thought I couldn’t get a car. I just knew I needed something reliable for Me, dad and the kiddo to get around. Service department addressed any questions I had about future maintenance and Jeremy was ready to back us up. Autoline has provided service to my family for many years, and I officially understand it’s not just about the sale to them! Me & my crew are so happy, thank you Jeremy & Autoline team for such an amazing experience!... More
Gracie Hill
google
This place is amazing!!! The best car dealership. I changed a lot of cars in my life and had different experiences. They have a great selection of nice cars. The staff is awesome, very friendly and professional. They helped us with our trade quick and easy. Highly recommend this place to everyone. Thank you guys!!! You are the best!!!
Vlad Live
google
I listed my car on FB Marketplace, and within hours, Nick contacted me to see it. We met at Autoline, which was super clean and very friendly. They offered me a fair price, and the whole process was easy and stress-free. As someone who had never sold a car privately before, it gave me peace of mind that everything was done correctly. I'd definitely recommend Autoline, and thanks to Nick for being so easy to work with!
Karen Davidson

NO WORRIES!

Featured Customer Testimonials

ABOUT THIS VEHICLE

4X4, Leather, 8" Touchscreen, Wireless Apple CarPlay & Android Auto, Bluetooth, 4G LTE Wi-Fi Capable, SiriusXM, 18" Alloy Wheels, Heated Front Seats, 6 Speaker Sound System, Dual 10 Way Power Seats, Bed Liner, Bed Cover, Hitch Guidance, OnStar and GMC Services, HD Rear Vision Camera, TPMS



Don’t Trade It, Sell It! We need TRUCKS, CARS, and SUV’s NOW! Get up to $3000 Over KBB Fair Trade Value in just minutes and WE PAY MORE! Easy, Convenient, and Fast with a Free Online Car Appraisal.

Highest Rated Dealer In Florida with a Five Star Google Review Rating. WE ARE DRIVING HAPPINESS!

CHANGING THE STEREOTYPE IN CAR BUYING!
Autoline Preowned is a Family Owned and Operated Independent Dealer Since 2004. You can forget the stereotypical car buying experience and enjoy our no-pressure and laid-back atmosphere that will make buying your next vehicle a pleasure. Our number one goal is to make sure you leave happy whether you purchase a vehicle or not!

Still Need More Reasons To Choose Autoline?
- We have a 5 Star Google Review Rating (Highest Rated In Florida)
- Voted #1 Best Place To Buy Your Next Car Ten Years In A Row!
- We buy less than 3% of the 1000+ vehicles we research each week.
- We outsell 98% of all new and used car dealerships in Florida.
- We Buy Cars even if you don't buy one from us in 30 mins or less.

To see more Autoline inventory go to: www.AutolinePreowned.com

Sophistication & understated luxury comes standard on this GMC Sierra 1500 AT4. Well-known by many, the Sierra 1500 has become a household name in the realm of quality and prestige. Equipped with 4WD, this GMC Sierra 1500 AT4 gives you added confidence to tackle the surface of any path you take.

With complete historical records, you'll know your next pre-owned vehicle, like this one, inside and out before you purchase it. This GMC Sierra 1500 AT4 is in great condition both inside and out. No abnormal "wear and tear".

You demand the best in everything, so why would your automobile be any different? Enjoy the best features available in this stunning GMC Sierra 1500. Intricately stitched leather and ergonomic design seats are among the details in which test drivers say that GMC Sierra 1500 AT4 is in a league of its own

The best part about navigation systems like the one that comes in this car? You don't have to try to fold them up and stuff them back into the glove box.

EQUIPMENT DETAIL

Generic
  • 4G LTE Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
  • Air conditioning dual-zone automatic climate control
  • Air filter high-capacity
  • Air vents rear
  • Alternator 170 amps (Included and only available with (L84) 5.3L EcoTec3 V8 engine or (L87) 6.2L EcoTec3 V8 engine. Not available with (LM2) Duramax 3.0L Turbo-Diesel I6 engine.)
  • Assist handles front A-pillar mounted for driver and passenger rear B-pillar mounted
  • Audio system feature 6-speaker system
  • Audio system Premium GMC Infotainment System with 8" diagonal color touch-screen includes multi-touch display AM/FM stereo Bluetooth streaming audio for music and most phones; featuring Android Auto and Apple CarPlay capability for compatible phones advanced voice recognition in-vehicle apps personalized profiles for infotainment and vehicle settings (As of 4-17-20 Dealer upgrade to navigation is no longer available to order. Note: (PZ8) Hitch Guidance with hitch view is included with trim.)
  • Automatic Stop/Start
  • Battery heavy-duty 730 cold-cranking amps/80 Amp-hr maintenance-free with rundown protection and retained accessory power (Included and only available with (L84) 5.3L EcoTec3 V8 engine (L3B) 2.7L Turbo engine and (L87) 6.2L EcoTec3 V8 engine.)
  • Bed Liner Spray-on Pickup bedliner with GMC logo (does not include spray-on liner on tailgate due to Black composite inner panel) (AT4 logo replaces GMC logo. Deleted with (PCP) AT4 CarbonPro Edition. Double Cab and Crew Cab models are available with Ship Thru codes (VCO) (VDT) (VYC) or (VYS).)
  • Bluetooth for phone connectivity to vehicle infotainment system
  • Brake lining wear indicator
  • Brakes 4-wheel antilock 4-wheel disc with DURALIFE rotors
  • Bumper front body-color lower (Front bumper color will be high gloss black.)
  • Bumper rear body-color with corner steps
  • Capless Fuel Fill
  • Cargo tie downs (12) fixed rated at 500 lbs per corner
  • Center Console floor-mounted with cup holders cell phone storage power cord management hanging file folder capability
  • Compass located in instrument cluster
  • Cooling auxiliary external transmission oil cooler (Not available with (LM2) Duramax 3.0L Turbo-Diesel I6 engine.)
  • Cooling external engine oil cooler (Not available with (LM2) Duramax 3.0L Turbo-Diesel I6 engine.)
  • CornerStep rear bumper
  • Cruise control steering wheel-mounted
  • Defogger rear-window electric
  • Differential heavy-duty locking rear
  • Door handles body-color
  • Door locks power
  • Driver Information Center 4.2" diagonal color display includes driver personalization
  • Driver memory recalls driver "presets" for power driver seat and outside mirrors
  • Engine 5.3L EcoTec3 V8 (355 hp [265 kW] @ 5600 rpm 383 lb-ft of torque [518 Nm] @ 4100 rpm); featuring all-new Dynamic Fuel Management that enables the engine to operate in 17 different patterns between 2 and 8 cylinders depending on demand to optimize power delivery and efficiency
  • Exhaust aluminized stainless-steel muffler and tailpipe
  • Exhaust dual with premium tips (With (PCP) AT4 CarbonPro Edition the exhaust tips will be black.)
  • Exterior Temperature Display located in radio display
  • Floor covering color-keyed carpeting
  • Fog lamps LED
  • Four wheel drive
  • Frame fully-boxed hydroformed front section
  • Glass deep-tinted
  • GMC Connected Access capable (Subject to terms. See onstar.com or dealer for details.)
  • Grille (Body-color surround with high gloss Black mesh and Black chrome inserts. With (PCP) AT4 CarbonPro Edition the grille will have a unique grille surround with Black Chrome finish.)
  • GVWR 7000 lbs. (3175 kg) (Requires Crew Cab model with (L84) 5.3L EcoTec3 V8 engine or (L87) 6.2L EcoTec3 V8 engine. Requires Double Cab model with (LM2) Duramax 3.0L Turbo-Diesel I6 engine.)
  • HD Rear Vision Camera
  • Headlamps LED reflector (high intensity) with LED turn signals and LED signature Daytime Running Lamps
  • Hill Descent Control
  • In-vehicle Trailering App System includes checklist trailer maintenance reminders trailer security alerts trailer mileage tow/haul reminder and trailer electrical diagnostics
  • Instrument cluster 6-gauge cluster featuring speedometer fuel level engine temperature tachometer voltage and oil pressure
  • Keyless Open and Start
  • Lamps cargo area cab mounted integrated with center high mount stop lamp with switch in bank on left side of steering wheel.
  • LED Cargo Area Lighting located in cargo box activated with switch on center switch bank or key fob
  • LPO All-weather floor liners 1st and 2nd rows (includes AT4 logo)
  • Mirror caps high gloss Black
  • Mirror inside rearview auto-dimming
  • Mirrors outside heated power-adjustable power-folding and driver-side auto-dimming puddle lamps side perimeter lighting and memory
  • Pickup bed
  • Power outlet bed mounted 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)
  • Power outlet front auxiliary 12-volt
  • Power outlet instrument panel 120-volt (400 watts shared with (KC9) bed mounted power outlet)
  • Power outlet rear auxiliary 12-volt
  • ProGrade Trailering System includes (PZ8) Hitch Guidance with Hitch View and (U1D) In-vehicle Trailering App
  • Radio HD
  • Rear axle 3.23 ratio
  • Recovery hooks Red
  • Remote vehicle starter system
  • Seat adjuster driver 10-way power including lumbar
  • Seat adjuster passenger 10-way power including lumbar
  • Seat Up-level Rear with Storage Package 60/40 folding bench for Crew Cab models includes full-length bench seat seatback storage on left and right side center fold out armrest with 2 cupholders full cab width under-seat storage (includes child seat top tether anchor)
  • Seating heated driver and front outboard passenger
  • Seats front bucket with center console
  • Seats heated second row outboard seats (Requires a Crew Cab model.)
  • Seats ventilated driver and front passenger
  • Skid Plates
  • Steering column lock control electrical
  • Steering column manual Tilt-Wheel and telescoping
  • Steering Electric Power Steering (EPS) assist rack-and-pinion
  • Steering wheel audio controls
  • Steering wheel heated
  • Steering wheel leather-wrapped
  • Suspension Off-Road with 2" factory installed lift and monotube shocks
  • Tailgate and bed rail protection caps top
  • Tailgate gate function manual with EZ Lift includes power lock and release includes hitch area light
  • Tailgate GMC MultiPro Tailgate with six functional load/access features
  • Taillamps LED signature taillight with LED stop and reverse light
  • Theft-deterrent system unauthorized entry
  • Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
  • Tire Pressure Monitoring System with Tire Fill Alert (does not apply to spare tire)
  • Tire spare 265/70R17SL all-season blackwall
  • Trailer brake controller integrated
  • Trailering Package includes trailer hitch 7-pin and 4-pin connectors and (CTT) Hitch Guidance
  • Transfer case two-speed electronic Autotrac with push button control (4WD models only)
  • Transmission 10-speed automatic electronically controlled with overdrive and tow/haul mode. Includes Cruise Grade Braking and Powertrain Grade Braking (Available on models equipped with (L84) 5.3L EcoTec3 V8 engine. Included and only available with (L87) 6.2L EcoTec3 V8 engine or (LM2) Duramax 3.0L Turbo-Diesel I6 engine.)
  • USB Ports (Inside Console with bucket seats) 2 also includes 1 SD card reader and auxiliary jack
  • USB ports 2 (first row) located on instrument panel
  • USB ports dual charge-only (2nd row)
  • Wheel 17" x 8" (43.2 cm x 20.3 cm) full-size steel spare
  • Wheelhouse liners rear
  • Wheels 18" x 8.5" (45.7 cm x 21.6 cm) machined aluminum with Dark Grey accents
  • Window power front passenger express up/down
  • Windows power front drivers express up/down
  • Windows power rear express down
Show more Show less

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Disclaimer: Advertised Price does not include the Dealer Service Fee of $995 or the Electronic Filing Fee of $499. The advertised price does not include applicable state and local sales tax, title, registration, tag fees, or any other government-related fees. The Dealer Service Fee and Electronic Filing Fee represent charges that reimburse the dealership for costs and profits associated with inspecting, cleaning, servicing, reconditioning, and preparing vehicles for sale, as well as processing and preparing documents related to the sale. We strive to keep our inventory and pricing current; however, there may be a delay between the sale of a vehicle and updates to this website. While every reasonable effort has been made to ensure the accuracy of the information on this site, AutoLine Preowned is not responsible for typographical errors, omissions, or inaccuracies. Please contact the dealership to verify pricing, vehicle availability, equipment, and details before purchase. 

Location

Autoline Preowned
2126 Mayport Rd.
Jacksonville, FL 32233
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