2020 GMC Sierra 1500 SLT



  • $25,863 1 Year Complimentary Maintenance Included

  • JUST ADD TAX & TAG
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Vehicle Information

VIN: 3GTP8DED9LG219730
Stock #: 6419FA
Model Code: TC10543
  • Body Style 4D Crew Cab
  • Exterior Color Satin Steel Metallic
  • Interior Color Jet Black
  • Mileage 107,446
  • Fuel Economy
    City/Highway 17/24 MPG
  • Engine 8 Cyl - 5.3 L
  • Transmission Automatic
  • Fuel Type Gasoline

Highlighted Features

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

Dealer Comments

The 2020 GMC Sierra 1500 SLT immediately rewards the driver with a sense of composure and control, blending precise steering with a planted highway feel. Its chassis tuning delivers a confident ride, whether maneuvering through city streets or cruising on open highways.

Enthusiasts who crave a well-balanced truck for both daily commutes and weekend projects will find the Sierra SLT’s driving dynamics especially appealing. The heavy-duty suspension and speed-sensing steering create a sense of command, while the refined cabin and dual-zone automatic climate control ensure long hauls remain comfortable. In regions like Lakeland, FL, where versatility is essential for both urban and suburban routines, this truck’s responsive handling makes each drive enjoyable and tailored to those who value the journey as much as the destination.

Performance is where this Sierra truly distinguishes itself. The EcoTec3 5.3L V8 engine pairs with a smooth-shifting automatic transmission, offering brisk throttle response and a surge of power that feels effortless when merging or overtaking. The rear-wheel drive setup delivers crisp acceleration and a composed rear end, especially noticeable during quick lane changes or spirited on-ramps. The steering maintains satisfying heft, communicating subtle changes in road texture, while the heavy-duty suspension absorbs imperfections without feeling detached. The brake feel is progressive and confidence-inspiring, supporting precise stops even with a full crew cab load. EPA ratings of 17 city and 24 highway MPG add a practical edge to the dynamic experience.

Safety systems on the Sierra SLT are engineered to enhance, not override, the driving experience. Electronic Stability Control works in the background, intervening only when necessary to maintain composure in sudden maneuvers or on slick surfaces. The available Driver Alert Package I includes active features like lane departure warnings and blind-spot monitoring, acting as an extra set of eyes without dulling driver involvement. Four-wheel disc brakes with ABS and brake assist ensure controlled stops, while traction control supports grip during brisk acceleration. These systems collectively support confident, attentive driving, enabling the driver to enjoy the road while knowing advanced technology is ready to assist.

Inside, the Sierra SLT surrounds the driver with tactile luxury and intuitive controls. Ten-way power front seats with lumbar support and perforated leather-appointed trim provide tailored comfort for long drives. The heated steering wheel and heated front seats add year-round appeal.

Against competitors like the Ford F-150 Lariat and Ram 1500 Big Horn, the Sierra SLT stands out for its nuanced driving feel and refined cabin appointments.

Is the Sierra SLT comfortable for long trips? Absolutely—the dual-zone climate control, quiet Jet Black interior, and power-adjustable seating ensure fatigue-free hours behind the wheel. Does it have technology that enhances the driving experience? Yes, with features like the GMC Infotainment System, Apple CarPlay, and Android Auto, all easily accessible and responsive.

Lakeland Automall invites you to experience the 2020 GMC Sierra 1500 SLT at 1430 W Memorial Blvd, Lakeland, FL 33815. Call (863) 577-5030 to schedule your test drive and discover a truck that transforms every commute into a rewarding time behind the wheel.

Eligible Benefits

Certified Pre-Owned Eligible

All Features

  • Trailering Package includes trailer hitch, 7-pin and 4-pin connectors and (CTT) Hitch Guidance
  • ProGrade Trailering System includes (PZ8) Hitch Guidance with Hitch View and (U1D) In-vehicle Trailering App
  • Rear axle, 3.23 ratio (Not available with (NHT) Max Trailering Package.)
  • Pickup bed
  • Automatic Stop/Start
  • Differential, heavy-duty locking rear
  • Rear wheel drive
  • Frame, fully-boxed, hydroformed front section
  • Trailer brake controller, integrated
  • Cargo tie downs (12), fixed, rated at 500 lbs per corner
  • Steering, Electric Power Steering (EPS) assist, rack-and-pinion
  • Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
  • Capless Fuel Fill
  • Exhaust, single outlet
  • Exhaust, aluminized stainless-steel muffler and tailpipe
  • Wheels, 18" x 8.5" (45.7 cm x 21.6 cm) 6-spoke machined aluminum with Dark Grey Metallic accents
  • Tires, 265/65R18SL all-season, blackwall
  • Wheel, 17" x 8" (43.2 cm x 20.3 cm) full-size, steel spare
  • Wheelhouse liners, rear
  • Tire, spare 265/70R17SL all-season, blackwall
  • Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
  • Bumper, front chrome lower
  • Bumper, rear chrome with bumper CornerSteps
  • CornerStep, rear bumper
  • Moldings, window surround, Chrome
  • Grille (Chrome surround with high gloss Black mesh and Chrome inserts.)
  • Headlamps, LED reflector (high intensity) with LED turn signals and LED signature Daytime Running Lamps
  • Fog lamps, LED
  • Taillamps, LED signature taillight with LED stop and reverse light
  • Mirrors, outside heated power-adjustable, power-folding and driver-side auto-dimming puddle lamps, side perimeter lighting and memory
  • Mirror caps, chrome
  • Glass, deep-tinted
  • 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
  • Tailgate, GMC MultiPro Tailgate with six functional load/access features
  • Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light
  • Tailgate and bed rail protection caps, top
  • Door handles, chrome
  • 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.)
  • Radio, HD
  • SiriusXM with 360L Equipped with SiriusXM with 360L. Enjoy a trial subscription of the All Access package for the full 360L experience, with a greater variety of SiriusXM content, a more personalized experience and easier navigation. With the All Access package, you can also enjoy your favorites everywhere you go, with the SiriusXM app, online and at home on compatible connected devices. (IMPORTANT: The SiriusXM radio trial package is not provided on vehicles that are ordered for Fleet Daily Rental ("FDR") use. If you decide to continue service after your trial, the subscription plan you choose will automatically renew thereafter and you will be charged according to your chosen payment method at then-current rates. Fees and taxes apply. See the SiriusXM Customer Agreement at www.siriusxm.com for complete terms and how to cancel. All fees, content, features, and availability are subject to change. GM connected vehicle services vary by vehicle model and require active service plan, working electrical system, cell reception and GPS signal. See onstar.com for details and limitations.)
  • Audio system feature, 6-speaker system
  • Bluetooth® for phone connectivity to vehicle infotainment system
  • Steering wheel audio controls
  • 4G LTE Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
  • Seats, front 40/20/40 split-bench with covered armrest storage and under-seat storage (lockable) (Not available with (PCY) SLT Convenience Package, (PDB) SLT Premium Package, (PDT) SLT Premium Plus Package or (PDW) Texas Edition SLT Premium Plus Package.)
  • Seat adjuster, driver 10-way power including lumbar
  • Seat adjuster, passenger 10-way power including lumbar
  • Seating, heated driver and front outboard passenger
  • Driver memory recalls driver "presets" for power driver seat and outside mirrors
  • 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)
  • Floor covering, color-keyed carpeting
  • Floor mats, carpeted front (Deleted when (RIA) All-weather floor liner, LPO is ordered.)
  • Floor mats, carpeted rear (Deleted when (RIA) All-weather floor liner, LPO is ordered.)
  • Steering column, manual Tilt-Wheel and telescoping
  • Steering wheel, leather-wrapped
  • Steering wheel, heated
  • Driver Information Center, 4.2" diagonal color display includes driver personalization
  • In-vehicle Trailering App, System includes checklist, trailer maintenance reminders, trailer security alerts, trailer mileage, tow/haul reminder and trailer electrical diagnostics
  • Compass, located in instrument cluster
  • Exterior Temperature Display, located in radio display
  • Brake lining wear indicator
  • Windows, power front, drivers express up/down
  • Window, power front, passenger express up/down
  • Windows, power rear, express down
  • Door locks, power
  • Remote vehicle starter system
  • Keyless Open and Start
  • Cruise control, steering wheel-mounted
  • Theft-deterrent system, unauthorized entry
  • Steering column, lock control, electrical
  • USB Ports (Instrument Panel with bench seat), 2 also includes 1 SD card reader (first row) With bucket seats, USB Ports are located inside console and includes auxiliary jack
  • Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
  • Power outlet, front auxiliary, 12-volt
  • USB ports, dual, charge-only (2nd row)
  • Power outlet, rear auxiliary, 12-volt
  • Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)
  • Air conditioning, dual-zone automatic climate control
  • Air vents, rear
  • Defogger, rear-window electric
  • Mirror, inside rearview auto-dimming
  • Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted
  • GMC Connected Access capable (Subject to terms. See onstar.com or dealer for details.)
  • StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist
  • Daytime Running Lamps LED signature lighting
  • Airbags, Dual-stage frontal airbags for driver and front outboard passenger; Seat-mounted side-impact airbags for driver and front outboard passenger; Head-curtain airbags for front and rear outboard seating positions; Includes front outboard Passenger Sensing System for frontal outboard passenger airbag (Always use seat belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.)
  • OnStar and GMC connected services capable (Terms and limitations apply. See onstar.com or dealer for details.)
  • Hitch Guidance with hitch view with Image adjustment, Pan/Zoom/Tilt
  • Hitch Guidance
  • HD Rear Vision Camera
  • Teen Driver mode a configurable feature that lets you activate customizable vehicle settings associated with a key fob, to help encourage safe driving behavior. It can limit certain available vehicle features, and it prevents certain safety systems from being turned off. An in-vehicle report card gives you information on driving habits and helps you to continue to coach your new driver
  • Tire Pressure Monitoring System with Tire Fill Alert (does not apply to spare tire)
  • Rear Seat Reminder

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 (STD)

  • Driver Alert Package I
  • Preferred Equipment Group 4SA
  • SLT Convenience Package
  • SLT Preferred Package
  • Texas Edition SLT Premium Package
  • 6 Speakers
  • 6-Speaker Audio System Feature
  • AM/FM radio: SiriusXM with 360L
  • Premium audio system: GMC Infotainment System
  • Radio data system
  • Radio: Premium GMC Infotainment Sys w/Multi-Touch
  • Air Conditioning
  • Automatic temperature control
  • Front dual zone A/C
  • Rear window defroster
  • Driver Memory
  • Memory seat
  • Power driver seat
  • Power steering
  • Power windows
  • Remote keyless entry
  • Steering wheel mounted audio controls
  • Heavy Duty 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
  • Low tire pressure warning
  • Occupant sensing airbag
  • Overhead airbag
  • Brake assist
  • Electronic Stability Control
  • Delay-off headlights
  • Front fog lights
  • Fully automatic headlights
  • Panic alarm
  • Security system
  • Speed control
  • Auto-dimming door mirrors
  • Bumpers: chrome
  • Front License Plate Kit
  • Heated door mirrors
  • Power door mirrors
  • Rear step bumper
  • Apple CarPlay/Android Auto
  • Auto-dimming Rear-View mirror
  • Driver door bin
  • Driver vanity mirror
  • Front reading lights
  • Heated steering wheel
  • Illuminated entry
  • Outside temperature display
  • Overhead console
  • Passenger vanity mirror
  • Rear reading lights
  • Rear seat center armrest
  • Tachometer
  • Telescoping steering wheel
  • Tilt steering wheel
  • Trip computer
  • Voltmeter
  • 10-Way Power Driver Seat Adjuster w/Lumbar
  • 10-Way Power Passenger Seat Adjuster w/Lumbar
  • Front 40/20/40 Split-Bench Seat
  • Heated front seats
  • Perforated Leather-Appointed Front Seat Trim
  • Power passenger seat
  • SiriusXM w/360L
  • Split folding rear seat
  • Front Center Armrest w/Storage
  • Passenger door bin
  • Hitch Guidance w/Hitch View
  • In-Vehicle Trailering App
  • Trailer Tire Pressure Monitor System
  • 20" x 9" Polished Aluminum Wheels
  • OVER SIZED CUSTOM WHEELS
  • Wheel Locks (Set of 4) (LPO)
  • Wheels: 18" x 8.5" 6-Spoke Machined Aluminum
  • Variably intermittent wipers
  • 3.23 Rear Axle Ratio
  • Mileage
    • Fuel Economy Est-Combined (MPG): 19
    • EPA Fuel Economy Est - City (MPG): 17
    • EPA Fuel Economy Est - Hwy (MPG): 23
  • Electrical
    • Cold Cranking Amps @ 0° F (Primary): 730
    • Maximum Alternator Capacity (amps): 170
    • Maximum Alternator Watts: - TBD -
  • Cooling System
    • Total Cooling System Capacity (qts): - TBD -
  • Weight Information
    • Gross Axle Wt Rating - Front (lbs): 3700
    • Gross Axle Wt Rating - Rear (lbs): 3800
    • Curb Weight - Front (lbs): 2723
    • Curb Weight - Rear (lbs): 1899
    • Gross Vehicle Weight Rating Cap (lbs): 6900
    • Gross Combined Wt Rating (lbs): 15000
  • Trailering
    • Dead Weight Hitch - Max Trailer Wt. (lbs): 5000
    • Dead Weight Hitch - Max Tongue Wt. (lbs): 500
    • Wt Distributing Hitch - Max Trailer Wt. (lbs): 9600
    • Wt Distributing Hitch - Max Tongue Wt. (lbs): 960
    • Fifth Wheel Hitch - Max Trailer Wt. (lbs): 9100
    • Fifth Wheel Hitch - Max Tongue Wt. (lbs): 2275
    • Maximum Trailering Capacity (lbs): 11300
  • Suspension
    • Suspension Type - Front: Independent
    • Suspension Type - Rear: Solid Axle
    • Spring Capacity - Front (lbs): 3700
    • Spring Capacity - Rear (lbs): 3850
    • Axle Type - Front: - TBD -
    • Axle Type - Rear: - TBD -
    • Axle Capacity - Front (lbs): 3700
    • Axle Capacity - Rear (lbs): 3800
    • Axle Ratio (:1) - Rear: 3.23
    • Shock Absorber Diameter - Front (mm): 50
    • Shock Absorber Diameter - Rear (mm): 50
    • Stabilizer Bar Diameter - Front (in): 1.30
  • Brakes
    • Brake Type: Pwr
    • Brake ABS System: 4-Wheel
    • Disc - Front (Yes or ): Yes
    • Disc - Rear (Yes or ): Yes
    • Front Brake Rotor Diam x Thickness (in): 13.5 x 1.18
    • Rear Brake Rotor Diam x Thickness (in): 13.6 x 0.79
  • Tires
    • Front Tire Order Code: QDF
    • Rear Tire Order Code: QDF
    • Spare Tire Order Code: XCQ
    • Front Tire Size: 265/65R18SL
    • Rear Tire Size: 265/65R18SL
    • Spare Tire Size: 265/70R17SL
    • Front Tire Capacity (lbs): - TBD -
    • Rear Tire Capacity (lbs): - TBD -
    • Spare Tire Capacity (lbs): - TBD -
    • Revolutions/Mile @ 45 mph - Front: - TBD -
    • Revolutions/Mile @ 45 mph - Rear: - TBD -
    • Revolutions/Mile @ 45 mph - Spare: - TBD -
  • Wheels
    • Front Wheel Size (in): 18 x 8.5
    • Rear Wheel Size (in): 18 x 8.5
    • Spare Wheel Size (in): 17 x - TBD -
    • Front Wheel Material: Aluminum
    • Rear Wheel Material: Aluminum
    • Spare Wheel Material: Steel
  • Steering
    • Steering Type: Electric Rack & Pinion
    • Steering Ratio (:1), On Center: - TBD -
    • Steering Ratio (:1), At Lock: - TBD -
    • Turning Diameter - Curb to Curb (ft): 46.9
    • Turning Diameter - Curb to Curb (ft): 46.3
    • Turning Diameter - Wall to Wall (ft): - TBD -
  • Frame
    • Frame Type: Hydroformed
  • Fuel Tank
    • Fuel Tank Capacity, Approx (gal): 24
    • Fuel Tank Location: - TBD -
  • Exterior Dimensions
    • Wheelbase (in): 147.43
    • Length, Overall (in): 231.72
    • Width, Max w/o mirrors (in): 81.24
    • Height, Overall (in): 75.49
    • Overhang, Front (in): - TBD -
    • Overhang, Rear w/o bumper (in): - TBD -
    • Front Bumper to Back of Cab (in): - TBD -
    • Cab to Axle (in): - TBD -
    • Cab to End of Frame (in): - TBD -
    • Ground to Top of Load Floor (in): - TBD -
    • Ground to Top of Frame (in): - TBD -
    • Frame Width, Rear (in): - TBD -
    • Ground Clearance, Front (in): 7.89
    • Ground Clearance, Rear (in): 7.89
  • Cargo Area Dimensions
    • Cargo Box Length @ Floor (in): 69.92
    • Cargo Box Width @ Top, Rear (in): - TBD -
    • Cargo Box Width @ Floor (in): 71.4
    • Cargo Box Width @ Wheelhousings (in): 50.63
    • Cargo Box (Area) Height (in): 22.4
    • Tailgate Width (in): - TBD -
    • Cargo Volume (ft³): 62.9
    • Ext'd Cab Cargo Volume (ft³): - TBD -
  • Interior Dimensions
    • Passenger Capacity: 6
    • Front Head Room (in): 43.03
    • Front Leg Room (in): 44.53
    • Front Shoulder Room (in): 66.02
    • Front Hip Room (in): 61.18
    • Second Head Room (in): 40.12
    • Second Leg Room (in): 43.4
    • Second Shoulder Room (in): 65.16
    • Second Hip Room (in): 60.24
  • Summary
    • Vehicle Name: GMC Sierra 1500
    • Body Style: Crew Cab Pickup
    • Body Code: E63
  • Emissions
    • EPA Greenhouse Gas Score: - TBD -
    • Tons/yr of CO2 Emissions @ 15K mi/year: 9.4
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All new Lakeland Genesis VEHICLE PRICING includes a Nationwide Lifetime Warranty with Unlimited Miles for an Unlimited Time at no additional cost plus three (3) years factory scheduled maintenance*. MSRP pricing includes dealer fee and electronic filing fee – JUST ADD TAX & TAG – It’s That Easy! Discounted private offer prices are after all factory rebates and include taxes, tag, $1195 dealer fee, and $395 electronic filing fee. Additional charges may include Optional Dealer Installed Accessories including but not limited to bed liner, door cup guards, nitrogen tire inflation, window tint, exterior paint protection, interior fabric/leather protection of $2,495 (see Addendum Window Sticker to verify details). For Information only. This is not an offer or contract for sale. All factory rebates and incentives assigned to dealer including owner loyalty, military, college graduate, competitive and special incentives that may require financing through Genesis Motor Finance (GMF). Offers cannot be combined. All vehicles subject to prior sale. All prices are for retail guests only - no dealers or locators please. All offers are mutually exclusive, see dealer for complete details. Actual MPG rating will vary with options, driving conditions, habits and vehicle condition. This site, and all information and materials appearing on it, are presented to the user "as is" without warranty of any kind, either express or implied. The dealer is not liable for data, information, content or images (including photos and graphics), that may be listed incorrectly. Please confirm the pricing, features, options and incentives (including all rebates you may or may not qualify) of any vehicle with the dealer to ensure its accuracy.
*3 years maintenance not included on Executive Demo vehicles - Executive Demos receive one (1) year Factory Scheduled Maintenance.

Pre-owned Vehicles: **Prices do not include tax, tag, title, Certification fees (If eligible), additional keys, accessories, or manuals. $1,195 dealer fee, $395 electronic filing fee are included in all pre-owned prices. This is not an offer or contract for sale. *Current prices supersede any prior sale or listing. No two offers can be combined. Pre-Owned vehicles are sold on a first come, first serve basis, no deposits to hold are accepted on Preowned vehicles.

Virtual Inventory, Available Configurations and In-Transit inventory contains vehicles that may have not actually been manufactured; These vehicles show consumers sample vehicles that may be available. For In-Transit Inventory, the arrival date is estimated; actual date of delivery may vary due to circumstances beyond the dealer's control. Please contact us for availability details. Pricing, Options, Color and other data pertaining to these vehicles are provided for example only. All information pertaining to specific vehicles should be verified; please contact us for availability details.

* Commercial, Fleet, Electric (EV's), specialty and vehicles purchased in the name of a business or used for commercial purposes (example: UBER/LYFT) are NOT eligible for lifetime warranty or factory maintenance.