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Lighthouse Buick GMC · Morton, IL

2026 GMC Sierra 1500 AT4

1,553 miles · truck

PUBLISHED DEALER DETAILS

Complete vehicle specifications

Year2026
MakeGMC
ModelSierra 1500
TrimAT4
Stock numberG26997
Mileage1,553 miles
BodyPickup
Engine6.2L V8
Cylinders8
Displacement6.2L
TransmissionAutomatic
Drivetrain4WD
FuelGasoline
MPG14 city / 17 hwy
ExteriorSummit White
Towing9000

Vehicle description

6.2L V8. 4x4. HD Surround Vision, Sunroof, Apple CarPlay/Android Auto, Leather seats, Auto High-beam Headlights, Auto-Locking Rear Differential, Automatic Emergency Braking, Following Distance Indicator, Forward Collision Alert, Front Bucket Seats, Front dual zone A/C, Front Pedestrian Braking, Heated front seats, Heated rear seats, Heated steering wheel, Hill Descent Control, IntelliBeam Automatic High Beam on/Off, Lane Keep Assist with Lane Departure Warning, Memory seat, Multicolor 15" Diagonal Head-Up Display, Navigation System, Off-Road Suspension, Premium Bose 7-Speaker Sound System, Rear Cross Traffic Braking, Rear Pedestrian Detection, Rear step bumper, Remote keyless entry, Remote Vehicle Starter System, Safety Alert Seat, SiriusXM with 360L Trial Subscription, Split folding rear seat, Spray-on Pickup Bedliner with GMC Logo, Theft Deterrent System (unauthorized Entry), Trailer Side Blind Zone Alert, Ultrasonic Front and Rear Park Assist, Universal Home Remote, Ventilated front seats, Wireless Charging. Ask about the myGMC app for compatible smartphones. 3 yr/36,000 mile bumper to bumper warranty. 5 yr/60,000 mile powertrain warranty. We analyze the current market condition and re-price our vehicles on a daily basis; sometimes the price goes up and sometimes it goes down based on market values, supply and demand. At Lighthouse, we believe that value is more important than just price. Our goal is to offer competitive prices with exceptional customer service. Check our prices versus the competition, and if you find a lower price but prefer to do business with us, please reach out and give us an opportunity to earn your business. We will not compromise our exceptional customer service. Check out our reviews online. Read the biographies of our employees. You are more than just a number to us. Experience the Lighthouse difference. Our vision... "Serving others and building relationships... today and tomorrow." Price includes: $3,000 - Exp. 11/30/2026

Features & options (250)

  • Adaptive Cruise Control
  • Bluetooth®
  • Heated Steering Wheel
  • Remote Start
  • 4WD/AWD
  • Android Auto
  • Apple CarPlay
  • Keyless Entry
  • Leather Seats
  • Wi-Fi Hotspot
  • Emergency Brake Assist
  • Lane Departure Warning
  • Lane Keep Assist
  • Sunroof/Moonroof
  • Wireless Phone Charging
  • Blind Spot Monitor
  • Forward Collision Warning
  • Navigation System
  • Parking Assistance
  • Rear View Camera
  • Satellite Radio
  • Tow Hitch/Tow Package
  • Automatic Climate Control
  • Entertainment System
  • Turbo Charged Engine
  • Premium Sound System
  • Place and receive hands-free phone calls
  • Steering-wheel mounted controls
  • May require additional optional equipment
  • 13.4" diagonal GMC Premium Infotainment System with Google built-in
  • Bluetooth® streaming audio for music and select phones
  • Wireless Apple CarPlay capability for compatible phones
  • Wireless Android Auto capability for compatible phones
  • Customize and manage entertainment and vehicle feature setting
  • Voice-activated technology for phone
  • SiriusXM with 360L Trial Subscription
  • Wi-Fi Hotspot capable
  • SiriusXM Trial Subscription
  • Wireless Apple CarPlay/Wireless Android Auto capability for compatible phones
  • Can use Apple CarPlay and Android Auto wirelessly
  • Cargo bed LED lighting
  • Provides light to find cargo in the bed
  • Rear pillar lamps
  • 20" machined aluminum wheels with Carbon Grey Metallic accents
  • LED projectors with Fade-on/ Fade-off animation, LED turn signals and Daytime Running Lamps
  • CornerStep rear bumper
  • Located at each end of the rear bumper
  • Textured step pads to help provide secure footing
  • IntelliBeam
  • Tailgate and bed rail protection caps
  • Deep-tinted glass
  • Provides added protection from sun and glare
  • Body-color door handles
  • Rear wheelhouse liners
  • Body-color front bumper
  • Taillamps, LED LED signature taillight with LED stop, turn & reverse and Fade-on/Fade-off animation
  • GMC MultiPro Tailgate
  • Tailgate with EZ Lift assist, power lock & release
  • Hitch area lighting
  • 17" full-size spare steel wheel with Black finish
  • Black mirror caps
  • Heated, power, driver-side auto-dimming, power-folding outside mirrors
  • Puddle lamps
  • Perimeter lighting
  • Memory setting
  • Spare tire carrier lock
  • Helps keep spare tire secure
  • Utilizes the same key as the door and ignition
  • Body-color rear bumper
  • Spray-on bedliner
  • Includes logo on all trims except PRO
  • Rainsense automatic wipers
  • LED fog lamps
  • Help minimize glare in adverse driving conditions
  • Grille (Black chrome grille insert bars with gloss black header and accents.)
  • Cab-mounted cargo area lamps
  • With switch in switch bank left of the steering wheel
  • Illuminates the cargo bed area
  • Off-Road High Clearance Steps
  • Textured step pads help provide secure footing
  • Power sliding rear window with rear defogger
  • Body color wheel arch moldings
  • Power sunroof
  • Retracts into the roof
  • Offers tilt and slide features with express-open and -close
  • Summit White
  • Front license plate bracket
  • 17" 265/70R17SL all-season, blackwall spare tire
  • 20" LT265/60R20 MT Goodyear Wrangler Territory blackwall tires
  • Routine tire rotations are strongly recommended
  • In-Vehicle Trailering App
  • Checklist
  • Trailer light sequencing
  • Trailer maintenance reminders
  • Trailer security alerts
  • Trailer mileage
  • Tow/haul reminder
  • Trailer electrical diagnostics
  • You can always override the feature and take control
  • Power windows with rear express-down
  • USB ports
  • (2) Data/charge ports located inside center console
  • Theft-deterrent unauthorized entry system
  • Helps deter unauthorized entry, helping to protect your vehicle
  • Driver memory
  • Front center console
  • Rear air vents
  • Provides cabin comfort for rear occupants
  • Rear window defogger
  • Assist handles
  • Front A-pillar mounted for Driver and Passenger
  • Rear B-pillar mounted
  • Premium front floor liners with removable carpet insert
  • Keyless Open and Start
  • 12.3" diagonal color Driver Information Center
  • Up-level rear seat with storage package
  • 60/40 Full-length folding bench seat
  • Seatback storage on left and right side
  • Center fold out armrest with 2 cupholders
  • Underseat storage (full cab width)
  • 10-way power front passenger seat
  • Forward and back
  • Up and down
  • Tilt seat cushion back and upright
  • Recline seatback up and down
  • Includes 2-way power lumbar
  • Power tilt and telescoping steering column
  • Use the driver memory to save and recall memory settings
  • Provides extra comfort when entering or exiting the vehicle
  • (2) Charge ports located on rear of console
  • Power windows
  • Front passenger with express-up/down
  • Seat trim, Perforated leather front
  • 120-volt box-mounted power outlet
  • 3-prong auxiliary household-style outlet
  • Located in the pickup bed
  • Front bucket seats
  • Includes center console
  • Dual-zone automatic climate control
  • Allows individual climate settings for both driver and front passenger
  • Driver with express-up/down
  • Wrapped steering wheel
  • 10-way power driver seat with power lumbar
  • Moves the seat forward and back, and up and down
  • Tilt the seat cushion and seatbacks
  • Compass
  • Located in instrument cluster
  • (2) First row, located on console
  • Carpeted floor covering
  • Color-keyed to match the interior
  • Heated driver and front outboard passenger seats
  • Individually controlled
  • 120-volt power outlet
  • Located on the instrument panel
  • 13.4" diagonal multicolor reconfigurable Infotainment screen
  • Steering column lock, electrical
  • Premium rear floor liners with removable carpet insert
  • Heated rear outboard seats
  • Power door locks
  • Programmable
  • Ventilated driver and front passenger seats
  • Cooling feature includes both seatbacks and cushions
  • Wireless Charging
  • Uses induction technology for portable electronic devices
  • Convenient charging location at the front of the center console
  • Device may require optional case for phones that are compatible
  • Outside temperature display
  • Located in infotainment display
  • Head-Up Display
  • Multi-color 15" diagonal Head-Up Display
  • Adjustable vertical position and brightness of the display
  • Universal Home Remote
  • 3-channel programmable
  • Rear Camera Mirror
  • The feature also allows brightness, vertical tilt and zoom adjustments
  • Jet Black with Kalahari accents, Perforated leather front seat trim
  • Capless fuel fill
  • 4-wheel antilock disc brakes
  • Cargo tie-downs (12)
  • Heavy-duty 850 cold-cranking amps battery
  • 95 Amp-hr
  • Maintenance-free with rundown protection and retained accessory power
  • Automatic locking rear differential
  • Red vertical recovery hooks
  • Two front frame-mounted
  • Brake pad wear indicator
  • Off-Road, 2-inch factory-installed lift
  • Monotube Rancho shocks
  • Provides more ground clearance
  • Improved approach and departure angles
  • Fully boxed frame
  • Hydroformed front section
  • High-strength steel
  • Integrated trailer brake controller
  • Integrated with the antilock brake system (ABS)
  • 3.23 rear axle ratio
  • Hill Descent Control
  • Uses antilock braking to help provide a smooth, controlled descent
  • Activates by pushing a button below the instrument panel
  • Aluminized stainless-steel muffler and tailpipe
  • Electric Power Steering
  • Electric, rack-mounted with variable assist
  • Steering assist is greater during low-speed maneuvers, such as parking
  • Four wheel drive
  • Skid plates
  • 2-speed Autotrac Transfer Case
  • 2WD HI mode
  • Vehicle operates in 2-wheel drive
  • Suitable for routine driving on all road surfaces
  • 4WD Auto mode
  • 4WD HI mode
  • 4WD LO mode
  • Neutral
  • 7,100 lbs. GVWR
  • Heavy-duty 730 cold-cranking amps battery
  • 80 Amp-hr
  • Active Exhaust, Dual, sport-mode enabled
  • Emissions, Federal requirements
  • 170-amp alternator
  • AT4 Preferred Package
  • Rear sliding power window
  • AT4 Preferred Equipment Group includes standard equipment
  • AT4 Premium Package
  • Technology Package
  • Bed View Camera on AT4
  • Option/package discount
  • LED Daytime Running Lamps
  • Daytime Running Lamps automatically illuminate signature lighting
  • HD Surround Vision
  • Can help you park or avoid vehicles and objects
  • Includes 2 Trailer Camera Provisions
  • Tire Pressure Monitoring System with Tire Fill Alert
  • Rear Seat Belt Indicator
  • Trailer Side Blind Zone Alert
  • Rear Seat Reminder
  • Rear Pedestrian Alert
  • Limited nighttime and low visibility performance
  • Following Distance Indicator
  • Designed to help you maintain a safe following distance
  • 6 airbags
  • Dual-stage frontal airbags for driver and front outboard passenger
  • Head-curtain airbags for outboard seating positions
  • Safety Alert Seat
  • You can also switch to beeping crash avoidance alerts
  • Forward Collision Alert
  • Buckle to Drive
  • Hitch Guidance
  • Can help you line up the hitch to your trailer
  • Automatic Emergency Braking
  • Works at speeds between 5 and 50 mph

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 250 miles of Morton, Illinois
Asking price$77,545Dealer asking price · 1,553 mi
Market value$57,990Market value · based on 18 comparable cars
vs. market High price+33.7%High price · based on 18 comparable cars

Where this price sits

Among the highest-priced · 6% of 18 similar listings ask more than this car.

$48,795lowest$77,745highest
Middle 50% of asking pricesMarket valueThis car

Price vs. market value

+33.7%
−25%Market value+25%
High price$19,555 above the market value of $57,990

Price range

$77,545
$48,795$77,745
18th lowest price of 19 similar listings within 250 milesTick marks the market value · range of 18 similar listings

AutosXchange Insights

  • Compared with 18 used 2026 GMC Sierra 1500 AT4 listings within 250 mi.
  • Priced $19,555 above the market value of 18 comparable cars — compare options, condition and history.
  • 18th lowest price of 19 similar listings within 250 miles.
  • Has about 5,000 fewer miles than similar listings.
  • About 1,553 miles per year of age (U.S. average is roughly 12,000–14,000).
  • Stock # G26997 — 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 8, 2026. No price change at this dealership since Nov 8 ($77,545).

$77.3k$77.4k$77.5k$77.6k$77.7k$77.8kNov 8Nov 9Nov 10Nov 11Nov 12

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

Dealer-advertised asking prices as observed by AutosXchange (data as of Nov 12); 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 2026 Sierra 1500 AT4 · used · any miles · within 250 miles of Morton, Illinois. Showing the 12 nearest of 18 comparable cars for sale, nearest first.

2026 GMC Sierra 1500 AT4 vehicle photo2026 GMC Sierra 1500 AT4359 miles · Lighthouse Buick GMC · Morton, IL · 0 mi away$75,255$2,290 less than this car2026 GMC Sierra 1500 AT4 vehicle photo2026 GMC Sierra 1500 AT4902 miles · Lighthouse Buick GMC · Morton, IL · 0 mi away$77,745$200 more than this car2026 GMC Sierra 1500 AT4 vehicle photo2026 GMC Sierra 1500 AT43,710 miles · Northside Ford Lincoln · Effingham, IL · 113 mi away$61,370$16,175 less than this car2026 GMC Sierra 1500 AT4 vehicle photo2026 GMC Sierra 1500 AT48,202 miles · Napleton's Schaumburg Buick GMC · Schaumburg, IL · 122 mi away$57,912$19,633 less than this car2026 GMC Sierra 1500 AT4 vehicle photo2026 GMC Sierra 1500 AT411,688 miles · Fuson Automotive · Terre Haute, IN · 138 mi away$58,067$19,478 less than this car2026 GMC Sierra 1500 AT4 vehicle photo2026 GMC Sierra 1500 AT45,369 miles · Bommarito Buick GMC · Ellisville, MO · 151 mi away$76,380$1,165 less than this car2026 GMC Sierra 1500 AT4 vehicle photo2026 GMC Sierra 1500 AT44,330 miles · McGonigal Buick GMC · Kokomo, IN · 172 mi away$63,988$13,557 less than this car2026 GMC Sierra 1500 AT4 vehicle photo2026 GMC Sierra 1500 AT46,234 miles · Eric von Schledorn Chevrolet · Saukville, WI · 207 mi away$56,398$21,147 less than this car2026 GMC Sierra 1500 AT4 vehicle photo2026 GMC Sierra 1500 AT45,231 miles · Meyer Motors · Plymouth, WI · 229 mi away$57,398$20,147 less than this car2026 GMC Sierra 1500 AT4 vehicle photo2026 GMC Sierra 1500 AT48,034 miles · Meyer Motors · Plymouth, WI · 229 mi away$57,398$20,147 less than this car2026 GMC Sierra 1500 AT4 vehicle photo2026 GMC Sierra 1500 AT43,652 miles · Meyer Motors · Plymouth, WI · 229 mi away$58,099$19,446 less than this car2026 GMC Sierra 1500 AT4 3.0L Duramax ® Turbo Diesel engine vehicle photo2026 GMC Sierra 1500 AT4 3.0L Duramax ® Turbo Diesel engine435 miles · Baker Buick GMC Hudsonville · Hudsonville, MI · 240 mi away$58,474$19,071 less than this car

More GMC Sierra 1500 near Morton

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