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920 E. Hwy 36, Smith Center, KS 66967
4.3
4.3 out of 5 stars

Used 2020 GMC Sierra 1500 SLT

133,012 miles
For Sale:$29,995
Estimated payment:$680/mo.
$0 trade-in, 10% down payment, 48 months, Great credit score

Value ChartA visual chart indicating the fair price range is between $29,400 and $34,600, while the current price is $29,995.$29,400 - $34,600$29,995
  • Priced at $29,995, this vehicle is within the current market price range of $29,400 to $34,600.

  • It has 133,012 miles, which is 45,412 (52%) above the median mileage of 87,600.

Note: This is an estimate based on a variety of factors (experimental feature). It is intended to provide a fair market value range to help guide your buying decision.

View Full Value Report
  • Truck
  • Pickup
  • Crew Cab
  • Extended Front Legroom
  • Vaulted Headroom
  • Condition
    Used
  • Mileage
    133,012miles
  • Aggregate Ratings
    3.4
    3.4 out of 5 stars
  • Generation
    4(2019 - 2026)
  • Trim
    SLT
  • Drivetrain
    4X4
  • Transmission
    10-Speed Shiftable Automatic
  • MPG
    16 city22 highwayMax range: 528 miles
  • Exterior Color
    Black
  • Interior Color
    Jet Black (Black)Factory Paint Code:H1Y
  • Upholstery
    Leather
  • Size Segment
    1/2 Ton
  • Doors
    4
  • Max Seating
    6
  • Max Towing Capacity
    11,100lbs.
  • Weight Class
    6,000-10,000 lbs. (2)
  • Bed Length
    69.9in.
  • Ground Clearance
    8.1inch
  • NHTSA Safety Ratings
    4
    4 out of 5 stars
  • Final Assembly Point
    Silao, Mexico
  • VIN
    3GTU9DED9LG184588
  • Starting MSRP
    $50,400

Engine5.3L V8 Gasoline 355hp

  • Fuel Type:Gasoline
  • Fuel Quality:87
  • Max Horsepower:355 hp @ 5600 rpm
  • Power to Weight Ratio:14.2lbs/hp
  • Max Torque:383 ft.lbf @ 4100 rpm
  • Brand:EcoTec3
  • Displacement:5.3liters
  • Block Type:V
  • Cylinders:8
  • Aspiration:Naturally Aspirated
  • Fuel Induction:Direct Injection
  • Redline:5,800rpm
  • Oil Capacity:7.6liters
  • Cam Type:OHV
  • Stroke:3.62
  • Bore:3.78
  • Valves:16

Message from the seller

Loaded with driver alert package, adaptive cruise, heated and cooled seats, backup camera, remote start, lumbar support and much, much more

* Based on opinions and should be considered as general guidance only.

  • Reliability (3)
    3 out of 5 stars
    GMC Sierra models generally have average reliability. While many owners experience trouble-free operation, some common issues reported across the platform include minor electrical glitches and transmission concerns.
  • Maintenance (3)
    3 out of 5 stars
    Routine maintenance costs are typical for a full-size pickup truck. Parts are readily available, but service can be more expensive than smaller vehicles due to the size and complexity of components.
  • Technology (4)
    4 out of 5 stars
    Equipped with a user-friendly infotainment system, Apple CarPlay, Android Auto, and available advanced safety features, the technology suite is competitive and functional, though some rivals offer more cutting-edge displays.
  • Comfort (4)
    4 out of 5 stars
    The interior is spacious and well-appointed, especially in SLT trim. Seats are comfortable for long journeys, and road noise is well-managed, contributing to a pleasant cabin experience.
  • Dynamics (3)
    3 out of 5 stars
    The 2020 GMC Sierra 1500 SLT offers decent on-road manners for a full-size truck, with predictable steering and a relatively composed ride. It's not particularly sporty, but it handles daily driving and light hauling competently.

  • Comfort & Seating:

    • Heated Seats
    • Heated Steering Wheel
    • Power Seats
  • Convenience:

    • 115V Power Outlet
    • Automatic Climate Control
    • Remote Start
  • Entertainment:

    • Bluetooth
    • Satellite Radio
  • Exterior:

    • Heated Mirrors
    • Tinted Windows
  • Other:

    • Trailer Hitch
  • Safety:

    • Backup Camera
    • Tire Pressure Monitoring
  • Technology:

    • Android Auto

  • Air Conditioning

    • Front air conditioning: automatic climate control
    • Front air conditioning zones: dual
    • Rear vents: second row
    • Air filtration
  • Airbags

    • Airbag deactivation: occupant sensing passenger
    • Side airbags: front
    • Front airbags: dual
    • Side curtain airbags: front
    • Side curtain airbags: rear
  • Audio System

    • Radio: voice operated
    • Auxiliary audio input: Bluetooth
    • Radio: touch screen display
    • Antenna type: diversity
    • Antenna type: mast
    • Total speakers: 6
    • Radio: AM/FM
    • Radio data system
    • Speed sensitive volume control
    • Auxiliary audio input: USB
    • Auxiliary audio input: memory card slot
    • Radio: HD radio
    • Auxiliary audio input: iPod/iPhone
    • Satellite radio: SiriusXM
  • Brakes

    • Rear brake type: ventilated disc
    • Front brake width: 1.18
    • Rear brake diameter: 14.2
    • Front brake diameter: 13.6
    • Front brake type: ventilated disc
    • Braking assist
    • Electronic brakeforce distribution
    • ABS: 4-wheel
    • Power brakes
    • Rear brake width: 0.79
  • Comfort Features

    • Floor mat material: carpet
    • Heated steering wheel
    • Steering wheel trim: leather
    • Door trim: simulated wood
    • Armrests: rear folding
    • Armrests: rear center with cupholders
    • Armrests: front center
    • Floor mats: rear
    • Floor mats: front
    • Floor material: carpet
  • Convenience Features

    • Cupholders: front
    • Memorized settings: 2 driver
    • Steering wheel: tilt and telescopic
    • Power outlet(s): 115V cargo area
    • One-touch windows: 4
    • Reading lights: front
    • Power outlet(s): 12V rear
    • Cruise control
    • Power steering
    • Multi-function remote: panic alarm
    • Power windows: lockout button
    • Steering wheel mounted controls: audio
    • Memorized settings: driver seat
    • Memorized settings: side mirrors
    • Push-button start
    • Vanity mirrors: dual illuminating
    • Power outlet(s): 12V front
    • Assist handle: rear
    • Remote engine start
    • Rearview mirror: auto-dimming
    • Steering wheel mounted controls: cruise control
    • Steering wheel mounted controls: phone
    • Steering wheel mounted controls: multi-function
    • Easy entry: power driver seat
    • Power outlet(s): 115V front
    • Storage: front seatback
    • Assist handle: front
    • Storage: under rear seats
    • Storage: door pockets
    • Multi-function remote: proximity entry system
    • Cupholders: rear
    • Steering wheel mounted controls: voice control
    • Capless fuel filler system
    • Storage: in seat cushion
  • Drivetrain

    • Drive mode selector
    • 4WD type: part time w/ on demand setting
    • Axle ratio: 3.23
    • Locking differential: rear
    • 4WD selector: electronic
  • Engine

    • Auto start/stop
    • Cylinder deactivation
    • Battery saver
    • Battery: heavy duty
    • Battery: maintenance-free
    • Battery rating: 730 CCA
    • Alternator: 170 amps
  • Exterior Features

    • Active grille shutters
    • Pickup bed light: LED
    • Tailgate: power locking
    • Tailgate: power open
    • Tailgate: multi-function split-folding
    • Bumper detail: rear integrated corner step
    • Door handle color: chrome
    • Mirror color: chrome
    • Grille color: chrome
    • Grille color: chrome surround
    • Tailgate: removable
    • Exhaust tip color: stainless steel
    • Tailgate: lift assist
    • Rear bumper color: chrome
    • Fender lip moldings: black
    • Window trim: chrome
    • Front bumper color: chrome
  • In Car Entertainment

    • Connected in-car apps: app marketplace integration
    • Smartphone integration: Apple CarPlay
    • Smartphone integration: Android Auto
    • Infotainment: GMC Infotainment System
    • Infotainment screen size: 8 in.
  • Instrumentation

    • Warnings and reminders: low battery
    • Instrument cluster screen size: 4.2 in.
    • Warnings and reminders: lamp failure
    • Warnings and reminders: low oil pressure
    • Warnings and reminders: coolant temperature warning
    • Clock
    • Powertrain hour meter
    • Gauge: tachometer
    • Compass
    • Digital odometer
    • External temperature display
    • Multi-function display
    • Gauge: oil pressure
    • Fuel economy display: MPG
    • Fuel economy display: range
    • Warnings and reminders: low fuel level
    • Warnings and reminders: maintenance due
    • Trip odometer
  • Lights

    • Daytime running lights: LED
    • Front fog lights: LED
    • Taillights: LED
    • Exterior entry lights: puddle lamps
    • Exterior entry lights: approach lamps
    • Headlights: LED
    • Headlights: wiper activated
    • Headlights: auto delay off
    • Headlights: auto on/off
  • Mirrors

    • Side mirror adjustments: power
    • Side mirrors: heated
    • Side mirror adjustments: reverse gear tilt
    • Side mirror adjustments: power folding
    • Side mirrors: driver side auto-dimming
  • Safety

    • Rearview monitor: in dash
    • Check rear seat reminder
    • Child safety door locks
    • Child seat anchors: LATCH system
    • Camera system: rearview
    • Programmable safety key
  • Seatbelts

    • Seatbelt pretensioners: front
    • Seatbelt warning sensor: front
    • Rear seatbelts: 3-point
    • Front seatbelts: 3-point
    • Emergency locking retractors: front
  • Seats

    • Driver seat power adjustments: height
    • Passenger seat power adjustments: height
    • Passenger seat: heated
    • Driver seat: heated
    • Driver seat power adjustments: 10
    • Rear headrests: 3
    • Front headrests: 2
    • Passenger seat power adjustments: 10
    • Front seat type: 40-20-40 split bench
    • Rear seat type: 60-40 split bench
    • Upholstery: leather-trimmed
    • Front headrests: adjustable
    • Driver seat power adjustments: lumbar
    • Passenger seat power adjustments: lumbar
    • Rear seat folding: folds up
    • Rear headrests: foldable
    • Upholstery accents: perforated
    • Driver seat power adjustments: reclining
    • Passenger seat power adjustments: reclining
  • Security

    • Anti-theft system: alarm
    • Power door locks: anti-lockout
    • Anti-theft system: vehicle immobilizer
    • Power door locks: auto-locking
  • Stability and Traction

    • Stability control
    • Traction control
    • Hill holder control
    • Roll stability control
    • Trailer stability control
  • Suspension

    • Front suspension classification: independent
    • Rear suspension classification: solid live axle
    • Rear spring type: leaf
    • Front spring type: coil
    • Rear suspension type: multi-leaf
    • Rear shock type: twin-tube gas
    • Front struts
    • Front stabilizer bar: diameter 33 mm
    • Front suspension type: upper and lower control arms
    • Front shock type: twin-tube gas
  • Telematics

    • Electronic messaging assistance: with read function
    • Electronic messaging assistance: voice operated
    • Satellite communications: voice guided directions
    • Wi-Fi: hotspot
    • Driver assistance app: roadside assistance
    • Smart device app function: maintenance status
    • Smart device app compatibility: myGMC with Connected Access
    • Satellite communications: OnStar
    • Wireless data link: Bluetooth
    • Hands-free phone call integration: voice operated
  • Tires and Rims

    • Tire type: all season
    • Spare tire mount location: underbody
    • Spare wheel type: steel
    • Tire Pressure Monitoring System
    • Spare tire size: full-size
    • Wheels: aluminum alloy with painted accents
  • Towing and Hauling

    • Tow hooks: front
    • Tow/Haul mode
    • Pickup bed cargo management: tie-down anchors
    • Trailer hitch
    • Trailer wiring: 4-pin
    • Trailer wiring: 7-pin
    • Trailer brake controller
  • Windows

    • Window defogger: rear
    • Front wipers: variable intermittent
    • Tinted glass
    • Power windows: safety reverse

  • Seating:

    • Seating Rows:2
    • Standard Seating:6
    • Max Seating:6
    • Head Room (front):43in.
    • Leg Room (front):44.5in.
    • Shoulder Room (front):66in.
    • Hip Room (front):61.2in.
    • Head Room (rear):40.1in.
    • Leg Room (rear):43.4in.
    • Shoulder Room (rear):65.2in.
    • Hip Room (rear):60.2in.
  • Measurements:

    • Length:231.7in.
    • Width:81.2in.
    • Height:75.5in.
    • Bed Length:69.9in.
    • Ground Clearance:8.1in.
    • Wheelbase:147.4in.
    • Front Track:68.8in.
    • Rear Track:68.3in.
  • Weight:

    • Curb Weight:5,040lbs
    • Gross Weight:7,100lbs
    • Gross Combined Weight:15,000lbs
  • Wheels & Tires:

    • Wheel Diameter:18.0 x 8.5in.
    • Wheel Diameter (rear):18.0 x 8.5in.
    • Tire:265/65R18
    • Tire (rear):265/65R18
  • Performance:

    • Power to Weight Ratio:14.2lbs/hp
    • Turning Circle:46.3ft.
    • Max Payload:2,030lbs
    • Towing Capacity:9,200lbs
    • Max Towing Capacity:11,100lbs
  • Fuel Tank:

    • Fuel Tank Volume:24gallon

All warranties have now EXPIRED

  • Corrosion Perforation
    6 years/100,000 miles
  • Courtesy Transportation
    5 years/100,000 miles
  • Diesel Engine Transferable Powertrain
    5 years/100,000 miles
  • Roadside Assistance
    5 years/60,000 miles
  • Transferable Powertrain
    5 years/60,000 miles
  • Bumper to Bumper
    3 years/36,000 miles
  • Corrosion
    3 years/36,000 miles
  • First Scheduled Maintenance
    1 years/unlimited miles

  • Abs Four Wheel
  • Airbags Front Driver
  • Airbags Front Passenger
  • Airbags Side Impact
  • Airbags Side Curtain
  • Brake Assist
  • Daytime Running Lights
  • Electronic Stability Control
  • Electronic Traction Control
  • Tire Pressure Monitoring System
  • Rollover Stability Control

  • California LEV-III ULEV70:

    • Air Pollution Score:5
    • Greenhouse Gas Score:3
    • Fuel Type:Gasoline
    • Epa Underhood Id:LGMXT05.3386
  • Federal Tier 3 Bin 70:

    • Air Pollution Score:5
    • Greenhouse Gas Score:3
    • Fuel Type:Gasoline
    • Epa Underhood Id:LGMXT05.3386

2020 GMC Sierra 1500: A Capable and Refined Pickup Truck

The 2020 GMC Sierra 1500 stands as a formidable contender in the full-size pickup truck segment, blending robust capability with a more premium and refined experience compared to some of its rivals. Designed for those who need a workhorse for tough jobs but also appreciate creature comforts and advanced technology, the Sierra 1500 offers a compelling package for a wide range of truck buyers.

Highlights

  • Engine Options for Every Need: The 2020 Sierra 1500 provides a diverse powertrain lineup to suit various demands.
    • 2.7L Turbocharged I4: This engine offers a good balance of power and fuel efficiency, making it a solid choice for everyday driving and lighter towing duties.
    • 5.3L V8: A classic and proven option, the 5.3L V8 delivers ample power for most tasks, offering a satisfying rumble and strong towing capability.
    • 6.2L V8: For those who demand serious performance and towing prowess, the 6.2L V8 is the powerhouse, providing exhilarating acceleration and class-leading towing capacities.
    • 3.0L Duramax Turbo-Diesel: This diesel engine offers exceptional fuel economy and torque, making it ideal for long-haul towing and maximizing range.
  • Advanced Safety Features: GMC equips the 2020 Sierra 1500 with a suite of active safety features designed to enhance awareness and prevent accidents.
    • Forward Collision Alert: This system warns drivers of potential frontal collisions, allowing for quicker reactions.
    • Automatic Emergency Braking: When a frontal collision is imminent, this feature can automatically apply the brakes to mitigate or avoid the impact.
    • Lane Keep Assist with Lane Departure Warning: This system helps keep the truck centered in its lane by providing steering assistance and warning the driver if they drift out of their lane without signaling.
    • Blind Spot Monitoring: This feature alerts the driver to vehicles in their blind spots, crucial for safe lane changes.
    • Rear Cross Traffic Alert: When backing up, this system detects approaching vehicles from the sides, alerting the driver to potential hazards.
  • Trim Levels: The 2020 Sierra 1500 is available in several well-defined trim levels, each offering a distinct blend of features and luxury.
    • Sierra: The entry-level trim, offering essential truck functionality and capability.
    • SLE: Steps up with more comfort and convenience features, often including a larger infotainment screen and upgraded interior materials.
    • Elevation: Often focuses on styling enhancements with unique wheels and appearance packages, while maintaining a strong feature set.
    • SLT: Represents a significant step up in luxury and technology, often including premium seating, advanced infotainment, and more driver-assistance features.
    • AT4: The off-road oriented trim, featuring enhanced suspension, all-terrain tires, skid plates, and specialized off-road technology for tackling challenging terrain.
    • Denali: The pinnacle of luxury and refinement, offering the most premium materials, advanced comfort features, and the most powerful engine options.
  • Multi-Pro Tailgate: A standout feature for the 2020 Sierra 1500, the available Multi-Pro Tailgate offers six unique configurations for improved cargo access, loading, and even acts as a workstation.

What to Expect

Ownership of a 2020 GMC Sierra 1500 typically involves a comfortable and capable driving experience, whether you're navigating city streets, cruising on the highway, or tackling demanding work tasks. The cabin is generally quiet and well-appointed, especially in the higher trim levels, offering a refined environment for long journeys. The truck's ride quality is often praised for its smoothness, even when unloaded.

Maintenance for a Sierra 1500 will align with that of other full-size pickup trucks. Routine oil changes, tire rotations, fluid checks, and filter replacements will be standard. The frequency of these services will depend on driving habits and the specific engine and transmission chosen. The diesel engine, while offering excellent fuel economy, may have slightly different maintenance requirements and potentially higher service costs for specialized components. Access to qualified service centers for GMC vehicles is generally good across the country.

Insurance costs for a 2020 GMC Sierra 1500 will vary significantly based on individual factors such as driving record, age, location, chosen trim level, and chosen coverage options. Trucks, especially those with higher engine displacements and more advanced safety features, can sometimes carry higher insurance premiums compared to sedans. Comprehensive and collision coverage are often recommended for vehicles of this price point and capability.

Potential Considerations

While the 2020 Sierra 1500 excels in many areas, there are a few aspects buyers should be aware of.

  • Interior Design and Material Consistency: While higher trims offer a premium feel, some reviews have noted that the interior design and material choices, particularly in the lower and mid-level trims, can be a bit less cohesive or as upscale as some direct competitors.
  • Infotainment System Responsiveness: While the infotainment system is generally functional, some users have reported occasional lags or less intuitive operation compared to the most advanced systems on the market.
  • Fuel Economy (for non-diesel engines): While the available engines offer varying levels of efficiency, the V8 options, especially the 6.2L, will naturally consume more fuel, which is a consideration for buyers prioritizing maximum MPG in a gasoline-powered truck.
  • Curb Weight and Maneuverability: As a full-size truck, the Sierra 1500 is a substantial vehicle. While it handles well for its class, maneuvering in tight parking lots or urban environments can require more attention and driver skill.

Overall Summary

The 2020 GMC Sierra 1500 is a strong and versatile full-size pickup truck that successfully blends capability with a more refined ownership experience. With its diverse engine options, advanced safety features, and innovative touches like the Multi-Pro Tailgate, it caters to a broad spectrum of needs. Whether you're looking for a reliable work partner or a comfortable daily driver with towing and hauling prowess, the Sierra 1500 delivers a compelling proposition in the competitive truck market.

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Listed on December 11, 2025 (4 months ago)
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