REAL DEALER INVENTORY · ONE PREMIUM MARKETPLACE
Sell My Car
← All vehicles
Sudbay Chevrolet · Gloucester, MA

2020 GMC Sierra 1500 SLT

72,433 miles · truck

PUBLISHED DEALER DETAILS

Complete vehicle specifications

Year2020
MakeGMC
ModelSierra 1500
TrimSLT
Stock number26440A
Mileage72,433 miles
BodyPickup
Engine5.3L 8-cyl
Cylinders8
Displacement5.3L
TransmissionAutomatic
Drivetrain4WD
FuelGasoline
MPG15 city / 20 hwy
ExteriorDark Sky Metallic
Doors4

Vehicle description

**4WD**5.3L V8**New Brakes**SLT Premium Plus Package**Front Bucket Seats**Heated and Ventilated Front Seats**Heated Rear Seats**Heated Steering Wheel**8 HD Color Touch Screen** Navigation**Apple CarPlay**Android Auto**Bose Premium Sound**Wireless Charging**Front and Rear Park Assist**Lane Change Alert**Side Blind Zone Alert**Rear Cross Traffic Alert**Forward Collision Alert**Lane Keep Assist**Lane Departure Warning**Automatic Emergency Braking**Front Pedestrian Braking**Adaptive Cruise Control**Following Distance Indicator**Safety Alert Seat**20 Wheels**Spray-On Bedliner**Chrome Assist Steps**Remote Start**Rear Sliding Power Window**MultiPro Tailgate**Trailering Package** At Sudbay Chevy Buick Cadillac GMC we want you to know that all our vehicles are priced at a competitive value position to the market. We use an independent 3rd party software to research internet listings on all vehicles in the market so we can ensure that our prices are the most competitive out there. We do this simply so people choose us when they start searching for their next car. 2020 GMC Sierra 1500 SLT Dark Sky Metallic 2020 GMC Sierra 1500 EcoTec3 5.3L V8 10-Speed Automatic 4WD SLT WHY BUY FROM SUDBAY CHEVROLET BUICK CADILLAC GMC? We offer loaner cars for those receiving warranty service or extensive repairs. If you need to be dropped off somewhere after you bring in your vehicle for service, take advantage of our shuttle service! Enjoy waiting for your vehicle to be serviced in our relaxing lounge that offers free Wi-Fi, snacks and coffee. Our service department follows a team system. You'll have the same service advisor and tech to work on your vehicle every time you visit. We offer GM brake, oil change and tire rotation specials -- learn more on our service specials page! Our company is the largest supporter of the United Way on the North Shore.

Features & options (105)

  • Adaptive Cruise Control
  • Heated Steering Wheel
  • 4WD/AWD
  • Heated Seats
  • Keyless Entry
  • Keyless Ignition System
  • Leather Seats
  • Wi-Fi Hotspot
  • Emergency Brake Assist
  • Blind Spot Monitor
  • Navigation System
  • Rear View Camera
  • Satellite Radio
  • Tow Hitch/Tow Package
  • Entertainment System
  • Rear head restraint control : 2 rear seat head restraints
  • Seating capacity : 5
  • Individual driver and front passenger seats provide generous room and comfort.
  • This enhances cab appearance and adds sound and weather insulation.
  • Floor mats protect the vehicle floor covering from dirt and wear and can easily be removed for cleaning.
  • Rear seatback upholstery : Carpet rear seatback upholstery
  • Interior accents : Chrome interior accents
  • Headliner material : Cloth headliner material
  • Rear seats fixed or removable : Fixed rear seats
  • Carpet flooring enhances the interior appearance and provides an added layer of sound insulation.
  • Full coverage flooring enhances the interior appearance and provides an added layer of sound insulation.
  • Headliner coverage : Full headliner coverage
  • Your driving glove. A leather wrapped steering wheel brings the touch of luxury to your drive.
  • Front head restraint control : Manual front seat head restraint control
  • Rear head restraint control : Manual rear seat head restraint control
  • Panel insert : Metal-look instrument panel insert
  • Front seatback upholstery : Plastic front seatback upholstery
  • This feature provides increased comfort for rear seat passengers.
  • A center armrest contributes to a more comfortable driving environment.
  • Door panel insert : Simulated wood and metal-look door panel insert
  • Gearshifter material : Urethane gear shifter material
  • This provides an attractive, finished appearance.
  • Vinyl offers easy maintenance and durability.
  • Exterior 120V AC power outlet : 1 exterior 120V AC power outlet
  • Number of beverage holders : 6 beverage holders
  • Passenger doors rear left : Conventional left rear passenger door
  • Passenger doors rear right : Conventional right rear passenger door
  • Clock : Digital clock
  • This feature helps to keep the driver informed about the status of systems on the vehicle.
  • The addition of a visor mirror increases the functionality of the visor.
  • Beverage holders prevent spills and free the driver's hands, which increases safe operation of the vehicle.
  • Rear seat direction : Front facing rear seat
  • Integrated tailgate step
  • Rear cargo door : MultiPro Tailgate tailgate
  • Oil pressure gauge
  • Oil pressure warning
  • This makes it easier to read in low light conditions.
  • This feature helps to remove frost/ice/snow for increased visibility.
  • Speedometer : Redundant digital speedometer
  • Tachometer
  • A trip odometer is useful for keeping track of distance traveled during a trip or between fill-ups.
  • The variable intermittent setting allows the wipers to be adjusted based on the amount of moisture the vehicle is driving through.
  • Voltmeter
  • Number of doors : 4 doors
  • Fenders : Black fender flares
  • Bumper rub strip front : Black front bumper rub strip
  • Door handle material : Chrome door handles
  • Door mirror style : Chrome door mirrors
  • Bumpers front : Chrome front bumper
  • Grille style : Chrome grille
  • Bumpers rear : Chrome rear bumper
  • Window Trim : Chrome side window trim
  • Vehicle to trailer hitching assist : Hitch Guidance vehicle to trailer hitching assist
  • In-box lighting : LED in-box lighting
  • Special paint : Monotone paint
  • All-season tires offer an economical, effective choice for most driving conditions.
  • Door mirror type : Standard style side mirrors
  • Fuel economy (city/highway/combined) : 16/22/19 MPG
  • Emissions tiers : Tier 3 Bin 70 emissions
  • Satellite trial : 3 month satellite trial subscription
  • Speakers number : 7 speakers
  • Primary display size : 8 inch primary display
  • Radio : AM/FM/digital/SiriusXM with 360Lsatellite
  • This stereo system offers noticeably improved fidelity and listening satisfaction compared to a non-amplified audio system.
  • Antenna : Fixed audio antenna
  • Seek scan
  • Valves per cylinder : 2
  • Horsepower : 355 HP @5600 RPM
  • Displacement liters : 5.3 L
  • The alternator maintains the battery charge and supplies electrical power for the ignition system and accessory equipment.
  • Aluminum construction is lightweight, providing weight savings that contribute to better handling and fuel economy.
  • A heavy-duty battery provides increased capacity to accommodate higher service loads, such as cold weather starting.
  • Powertrain type : ICE
  • Rack-and-pinion steering responds quickly to driver input and provides good road feel.
  • Fuel Type : Regular gasoline
  • A monobeam axle provides rigidity and strength. It is used by most trucks and large SUVs because it can support heavy loads.
  • A regular ride suspension satisfies the desire of most drivers for a compliant, quiet ride.
  • Seatbelt pretensioners number : 2 seatbelt pre-tensioners
  • This safety feature is more easily visible to following drivers and helps them react quicker to a slowing or stopped vehicle.
  • This headlamp layout provides improved lighting due to the dedicated task assigned to each bulb.
  • The additional chest coverage provides upper body support during a collision.
  • DriveType: Four Wheel Drive
  • City: 15 MPG
  • Hwy: 20 MPG
  • Combined: 17 MPG
  • Fuel System: Direct Injection
  • Fuel Tank Capacity: 24 gal
  • Fuel Type: Gasoline Fuel
  • Horse Power: 355
  • Rear Wheel: Single

Dealer-provided information may change. Confirm availability, price, vehicle condition, taxes and fees with the selling dealership.

AutosXchange Intel

Vehicle price analysis

Live listings · within 50 miles of Gloucester, Massachusetts
Asking price$34,784Dealer asking price · 72,433 mi
Market value$30,008Market value · based on 4 comparable cars
vs. market High price+15.9%High price · based on 4 comparable cars

Where this price sits

Among the highest-priced · 25% of 4 similar listings ask more than this car.

$22,998lowest$39,095highest
Middle 50% of asking pricesMarket valueThis car

Price vs. market value

+15.9%
−25%Market value+25%
High price$4,776 above the market value of $30,008

Price range

$34,784
$22,998$39,095
4th lowest price of 5 similar listings within 50 milesTick marks the market value · range of 4 similar listings

AutosXchange Insights

  • Compared with 4 used 2019–2021 GMC Sierra 1500 SLT listings within 50 mi.
  • Priced $4,776 above the market value of 4 comparable cars — compare options, condition and history.
  • 4th lowest price of 5 similar listings within 50 miles.
  • Has about 23,000 fewer miles than similar listings.
  • About 10,348 miles per year of age (U.S. average is roughly 12,000–14,000).
  • Stock # 26440A — mention it when you call or text.

How we calculate market value: comparable cars for sale now plus their last listed prices.

Price history

Price tracked by AutosXchange since Nov 12, 2026. No price change at this dealership since Nov 12 ($34,784).

$34.5k$34.6k$34.7k$34.8k$34.9k$35.0kNov 12Nov 13Nov 14Nov 15

Market activity: GMC Sierra 1500 prices in the New England division: 11.3% of listings cut in 48 hours

AutosXchange Intel Hub: Price changes for this model in Massachusetts · This model in the Intel Hub · Market movers in Massachusetts

Dealer-advertised asking prices as observed by AutosXchange (data as of Nov 15); earlier listings at other dealerships are shown by state only. Source: AutosXchange Intel Hub, autos-xchange.com/market.

Cars this price is compared to

Same 2019–2021 Sierra 1500 SLT · used · any miles · within 50 miles of Gloucester, Massachusetts. All 4 comparable cars for sale, nearest first.

More GMC Sierra 1500 near Gloucester

All years and trims. Nearest first.