Vehicle Details

2020 GMC Sierra 1500 AT4

Pre-Owned
Stock #: PK3312    VIN: 1GTP9EEL3LZ211147
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BASIC INFO
  • Condition Pre-Owned
  • Year 2020
  • Make GMC
  • Model Sierra 1500
  • Trim Level AT4
  • Engine EcoTec3 6.2L V8
  • Transmission 10-Speed Automatic
  • Body Style 4D Crew Cab
  • Exterior Color Summit White
  • Interior Color Jet Black W/Kalahari Acce Leather
  • Mileage 63,156
  • Fuel Economy 15 City / 19 Highway
  • Price Call
DEALER COMMENTS
Bold, lifted, and built to work — this 2020 GMC Sierra 1500 AT4 with 63k miles brings serious V8 power, premium comfort, and off-road capability together in one sharp-looking truck. It also includes Warranty Protection for Life, adding long-term peace of mind to an already highly optioned AT4.

This one is equipped with the sought-after 6.2L V8 and a long list of premium packages that make it stand out from the typical half-ton pickup.

Key Features & Highlights:
• 6.2L EcoTec3 V8 engine with Dynamic Fuel Management
• 10-speed automatic transmission
• Autotrac two-speed transfer case
• Off-road suspension with 2'' factory lift, skid plates & hill descent control
• 20'' machined aluminum wheels with carbon grey accents
• Cat-back performance exhaust system
• Power sunroof
• MultiPro tailgate
• Spray-on bed liner
• Red front recovery hooks
• ProGrade Trailering System with trailer brake controller

Technology & Safety:
• Technology Package with Head-Up Display
• HD Surround Vision & Bed View Camera
• Rear Camera Mirror
• Premium GMC Infotainment system with navigation
• Apple CarPlay & Android Auto
• Bose premium sound system
• Wireless charging
• Forward Collision Alert
• Low Speed Forward Automatic Braking
• Front Pedestrian Braking
• Lane Keep Assist with Lane Departure Warning
• Lane Change Alert with Side Blind Zone Alert
• Rear Cross-Traffic Alert
• Front and Rear Park Assist
• IntelliBeam automatic high beams
• Safety Alert Seat

Interior & Comfort:
• Perforated leather-appointed seats
• Heated and ventilated front bucket seats
• Heated rear outboard seats
• 10-way power front seats with lumbar
• Memory driver’s seat and mirrors
• Dual-zone automatic climate control
• Heated leather-wrapped steering wheel
• Remote vehicle start
• Keyless open and start
• Power sliding rear window
• 120V interior and bed-mounted power outlets

Condition & Value:
• Well-equipped AT4 with Premium and Technology Packages
• Dealer-installed performance upgrades
• Fully inspected and reconditioned
• Strong towing capability with luxury-level comfort
• Includes Warranty Protection for Life

Sunset Kia of Auburn, just off Highway 167 — part of the Sunset Auto Family.
The exclusive home of Warranty Protection for Life, a limited powertrain warranty honored at any ASE-certified repair facility in the U.S. and Canada for as long as you own it.

Plus, enjoy Oil Changes for Life on qualifying vehicles for even more peace of mind.
  • Equipment & Features
  • AT4 Preferred Package
  • AT4 Premium Package
  • Driver Alert Package I
  • Driver Alert Package II
  • Preferred Equipment Group 4SB
  • Technology 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
  • 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
  • Manual Tilt-Wheel & Telescoping Steering Column
  • Off-Road 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
  • Keyless Open & Start
  • Low tire pressure warning
  • Occupant sensing airbag
  • Overhead airbag
  • Power Door Locks
  • Power Sunroof
  • Brake assist
  • Electronic Stability Control
  • Hill Descent Control
  • Delay-off headlights
  • Front fog lights
  • Fully automatic headlights
  • Perimeter Lighting
  • Panic alarm
  • Security system
  • Theft Deterrent System (Unauthorized Entry)
  • Adaptive Cruise Control - Camera
  • Speed control
  • Heavy-Duty Rear Locking Differential
  • 170 Amp Alternator
  • Auxiliary External Transmission Oil Cooler
  • Engine Block Heater
  • 6 Rectangular Black Tubular Assist Steps (LPO)
  • Auto-dimming door mirrors
  • Body-Color Surround Grille
  • Bumpers: body-color
  • Cat-Back Performance Exhaust (LPO)
  • Heated door mirrors
  • High Gloss Black Mirror Caps
  • High-Capacity Air Filter
  • IntelliBeam Automatic High Beam On/Off
  • LED Cargo Area Lighting
  • Performance Air Intake System (LPO)
  • Power door mirrors
  • ProGrade Trailering System
  • Rear step bumper
  • Rear Wheelhouse Liners
  • Spray-On Pickup Bed Liner w/AT4 Logo
  • 2 USB Ports
  • 2 USB Ports (1st Row)
  • 4.2 Diagonal Color Display Driver Info Center
  • 4G LTE Wi-Fi Hotspot Capable
  • 8 Driver Information Center
  • All-Weather Floor Liners w/AT4 Logo (LPO)
  • Apple CarPlay/Android Auto
  • Auto-dimming Rear-View mirror
  • Automatic Emergency Braking
  • Bed View Camera
  • Color-Keyed Carpeting Floor Covering
  • Compass
  • Driver door bin
  • Driver vanity mirror
  • Floor-Mounted Center Console
  • Following Distance Indicator
  • Forward Collision Alert
  • Front Pedestrian Braking
  • Front reading lights
  • GMC Connected Access Capable
  • HD Rear Vision Camera
  • HD Surround Vision w/2 Trailer View Camera Provisions
  • Heated steering wheel
  • Illuminated entry
  • Lane Change Alert w/Side Blind Zone Alert
  • Lane Keep Assist w/Lane Departure Warning
  • Multicolor 15 Diagonal Head-Up Display
  • OnStar & GMC Connected Services Capable
  • Outside temperature display
  • Overhead console
  • Passenger vanity mirror
  • Rear Camera Mirror
  • Rear Cross Traffic Alert
  • Rear Dual USB Charging-Only Ports
  • Rear reading lights
  • Rear seat center armrest
  • Rear Underseat Storage (LPO)
  • Safety Alert Seat
  • 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 Bucket Seats
  • Front Center Armrest
  • Heated 2nd Row Outboard Seats
  • Heated Driver & Front Outboard Passenger Seating
  • Heated front seats
  • Heated rear seats
  • Perforated Leather-Appointed Front Seat Trim
  • Power passenger seat
  • Split folding rear seat
  • Ventilated Driver & Front Passenger Seats
  • Ventilated front seats
  • Passenger door bin
  • Hitch Guidance
  • Hitch Guidance w/Hitch View
  • In-Vehicle Trailering App
  • Integrated Trailer Brake Controller
  • Red Recovery Hooks
  • Trailer Tire Pressure Monitor System
  • 18 x 8.5 Machined Aluminum Wheels
  • Alloy wheels
  • Wheel Locks (Set of 4) (LPO)
  • Wheels: 20 x 9 Machined Aluminum
  • Deep-Tinted Glass
  • Power Sliding Rear Window w/Rear Defogger
  • Variably intermittent wipers
  • 3.23 Rear Axle Ratio
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Sunset Mitsubishi / Kia makes no representations, expressed or implied, to any actual or prospective purchaser or owner of this vehicle as to the existence, ownership, accuracy, description or condition of the listed vehicle's equipment, accessories, price or any warranties. Any and all differences must be addressed prior to the sale of this vehicle. Vehicle pricing and availability subject to change without notice. All Pricing expires at midnight 03/23/2026. The price for listed vehicles as equipped does not include charges such as: Government fees and/or state or local taxes, license fee, registration fee, dealer documentary fee, finance charges, emissions testing fees, compliance fees, credit investigation, credit insurance, physical damage of liability insurance or delivery fees. WalkTheLot.com is not responsible for typographical or other possible errors. Please confirm all displayed data with the dealership.
LOCATION
Sunset Mitsubishi / Kia
910 Traffic Ave
Sumner, WA. 98390
Google Map

(253) 939-4507

Contact: Brian Michael

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https://walkthelot.com/inventory/detail/?aid=2027&did=2591&vin=1GTP9EEL3LZ211147
Printed 03/22/2026 8:04 AM Eastern
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