Vehicle Information

VIN: 1GTU9DEL3LZ343516
Stock #: 260647A
Model Code: TK10543
  • Body Style 4D Crew Cab
  • Exterior Color Summit White
  • Interior Color Dark Walnut/Slate
  • Mileage 35,283
  • Fuel Economy
    City/Highway 15/20 MPG
  • Engine 8 Cyl - 6.2 L
  • Transmission 10-Speed Automatic / 4WD
  • Fuel Type Gasoline

Highlighted Features

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

Dealer Comments

This 2020 GMC Sierra 1500 SLT is a standout in the full-size truck segment, offering a winning combination of power, capability, and refined comfort. With its impressive EcoTec3 6.2L V8 engine, 10-speed automatic transmission, and 4-wheel drive, this Sierra delivers exceptional performance and versatility.

Key features include:
• NonSmoker
• Leather
• Low Miles
• TEXAS EDITION SLT PREMIUM PACKAGE
• SLT PREFERRED PACKAGE
• DRIVER ALERT PACKAGE I
• MAX TRAILERING PACKAGE
• Bed Liner, Spray-On

This Sierra has been meticulously detailed, ensuring it presents in exceptional condition both inside and out. The sleek White exterior is complemented by the premium cabin, which boasts heated and ventilated leather seats, a Bose premium audio system, and the advanced GMC Infotainment system with navigation.

Vehicle Detailed

The Sierra's robust 6.2L V8 engine delivers an impressive 420 horsepower and 460 lb-ft of torque, providing ample power for towing, hauling, and tackling any task with ease. The 10-speed automatic transmission and 4-wheel drive system further enhance the Sierra's capabilities, ensuring confident performance in a variety of driving conditions.

In addition to its exceptional power, this Sierra is packed with innovative technology and advanced safety features. The Driver Alert Package I includes Front and Rear Park Assist, Lane Change Alert with Side Blind Zone Alert, and Rear Cross Traffic Alert, providing an extra layer of awareness and protection for you and your passengers.

The Max Trailering Package, complete with a 9.76 rear axle, enhanced cooling radiator, and heavier-duty rear springs, ensures this Sierra is ready to handle your towing needs with confidence. The Spray-On Bedliner and 120-Volt Bed Mounted Power Outlet further enhance the Sierra's versatility, making it the perfect companion for your work, play, and adventure.

Owning this 2020 GMC Sierra 1500 SLT means enjoying the perfect blend of power, capability, and refined comfort. Its impressive features, meticulous condition, and exceptional value make it a must-see for any discerning truck buyer. We invite you to experience this remarkable vehicle for yourself. Contact us today to schedule a test drive and discover why the Sierra is the ultimate full-size truck.

Eligible Benefits

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
  • Transfer case, single speed, electronic Autotrac with push button control (4WD models only)
  • Four wheel drive
  • Frame, fully-boxed, hydroformed front section
  • Trailer brake controller, integrated
  • Recovery hooks, front, frame-mounted, Black (Included with 4WD models. Included and only available on 2WD models with (PQB) Driver Alert Package I.)
  • 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, 6.2L ECOTEC3 V8

  • (420 hp [313 kW] @ 5600 rpm
  • 460 lb-ft of torque [624 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

  • Driver Alert Package I
  • Max Trailering Package
  • Preferred Equipment Group 4SA
  • SLT Convenience Package
  • SLT Preferred Package
  • Texas Edition SLT Premium Package
  • Trailering Package
  • 6 Speakers
  • 6-Speaker Audio System Feature
  • AM/FM radio: SiriusXM with 360L
  • HD Radio
  • 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
  • Enhanced Cooling Radiator
  • 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
  • Electrical Lock Control Steering Column
  • Heavier Duty Rear Springs
  • Heavy Duty Suspension
  • Increased RGAWR
  • Manual Tilt-Wheel & Telescoping Steering Column
  • 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
  • Delay-off headlights
  • Front fog lights
  • Fully automatic headlights
  • Perimeter Lighting
  • Dual Exhaust w/Premium Tips
  • Panic alarm
  • Security system
  • Theft Deterrent System (Unauthorized Entry)
  • Speed control
  • Heavy-Duty Rear Locking Differential
  • 170 Amp Alternator
  • 220 Amp Alternator
  • Auxiliary External Transmission Oil Cooler
  • Auto-dimming door mirrors
  • Bumpers: chrome
  • Chrome Grille
  • Chrome Wheel To Wheel Assist Steps
  • Front License Plate Kit
  • Heated door mirrors
  • LED Cargo Area Lighting
  • Power door mirrors
  • ProGrade Trailering System
  • Rear step bumper
  • Rear Wheelhouse Liners
  • Spray-On Pickup Bed Liner w/GMC Logo
  • Texas Edition Badging
  • 2 USB Ports
  • 2 USB Ports (1st Row)
  • 4G LTE Wi-Fi Hotspot Capable
  • Apple CarPlay/Android Auto
  • Auto-dimming Rear-View mirror
  • Color-Keyed Carpeting Floor Covering
  • Compass
  • Driver door bin
  • Driver vanity mirror
  • Floor-Mounted Center Console
  • Front reading lights
  • GMC Connected Access Capable
  • Heated steering wheel
  • Illuminated entry
  • Lane Change Alert w/Side Blind Zone Alert
  • OnStar & GMC Connected Services Capable
  • Outside temperature display
  • Overhead console
  • Passenger vanity mirror
  • Rear Cross Traffic Alert
  • Rear Dual USB Charging-Only Ports
  • Rear reading lights
  • Rear seat center armrest
  • 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 40/20/40 Split-Bench Seat
  • Front Bucket Seats
  • 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
  • Front Center Armrest w/Storage
  • Passenger door bin
  • Front Frame-Mounted Black Recovery Hooks
  • Hitch Guidance
  • Hitch Guidance w/Hitch View
  • In-Vehicle Trailering App
  • Integrated Trailer Brake Controller
  • 20" x 9" Polished Aluminum Wheels
  • Alloy wheels
  • Wheels: 18" x 8.5" 6-Spoke Machined Aluminum
  • Deep-Tinted Glass
  • Power Sliding Rear Window w/Rear Defogger
  • Variably intermittent wipers
  • Navigation
  • Back Up Camera
  • Bluetooth®
  • NonSmoker
  • Leather
  • 4WD
  • Towing Package
  • Heated Seats
  • Low Miles
  • Satellite Radio
  • Park Assist
  • Blind Spot Monitor
  • Freshly Detailed
  • Mileage
    • Fuel Economy Est-Combined (MPG): 17
    • Fuel Economy Est-Combined (MPG): 19
    • EPA Fuel Economy Est - City (MPG): 15
    • EPA Fuel Economy Est - City (MPG): 16
    • EPA Fuel Economy Est - Hwy (MPG): 20
    • EPA Fuel Economy Est - Hwy (MPG): 22
  • 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): 3800
    • Gross Axle Wt Rating - Rear (lbs): 3800
    • Curb Weight - Front (lbs): 2849
    • Curb Weight - Rear (lbs): 1986
    • Gross Vehicle Weight Rating Cap (lbs): 7100
    • 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): 8800
    • Wt Distributing Hitch - Max Trailer Wt. (lbs): 9200
    • Wt Distributing Hitch - Max Tongue Wt. (lbs): 880
    • Wt Distributing Hitch - Max Tongue Wt. (lbs): 920
    • Fifth Wheel Hitch - Max Trailer Wt. (lbs): 7300
    • Fifth Wheel Hitch - Max Trailer Wt. (lbs): 8100
    • Fifth Wheel Hitch - Max Tongue Wt. (lbs): 1825
    • Fifth Wheel Hitch - Max Tongue Wt. (lbs): 2025
    • Maximum Trailering Capacity (lbs): 12000
  • Suspension
    • Suspension Type - Front: Independent
    • Suspension Type - Rear: Solid Axle
    • Spring Capacity - Front (lbs): 3800
    • Spring Capacity - Rear (lbs): 3850
    • Axle Type - Front: - TBD -
    • Axle Type - Rear: - TBD -
    • Axle Capacity - Front (lbs): 3800
    • Axle Capacity - Rear (lbs): 3800
    • Axle Ratio (:1) - Front: 3.23
    • 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): 75.51
    • 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): 8.09
    • Ground Clearance, Rear (in): 8.09
  • 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: 10.5
    • Tons/yr of CO2 Emissions @ 15K mi/year: 9.4
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