John Thornton Buick GMC · Carrollton, GA

2026 GMC Sierra 1500 SLT

26 miles · truck

1 / 33 photos

PUBLISHED DEALER DETAILS

Complete vehicle specifications

Year2026

MakeGMC

ModelSierra 1500

TrimSLT

VIN1GTUUDEDXTZ406232

Stock numberTG1556

Mileage26 miles

BodyPickup

Engine5.3L 8-cyl

Cylinders8

Displacement5.3L

Horsepower355

TransmissionAutomatic

Drivetrain4WD

FuelGasoline

MPG15 city / 18 hwy

ExteriorGlacier White Tricoat

InteriorJet Black, Perforated leather-appointed front outb

Doors4

Towing9200

Vehicle description

2026 GMC Sierra 1500 SLT Glacier White Tricoat 2026 GMC Sierra 1500 SLT 4WD 10-Speed Automatic EcoTec3 5.3L V8 We are your premier Carrollton, GA Cadillac dealership. John Thornton Cadillac Inc. Is family owned, and it is our goal to provide you with an excellent purchase and ownership experience. We also proudly serve Douglasville Cadillac customers. Whether you're searching for a new or used car near Douglasville or Bremen, researching financing options, or looking for a quick quote on a car, truck, or SUV, the friendly, yet professional staff at our Carrollton Cadillac dealership is ready to provide you with all the help you need. We are proud to serve Bremen Cadillac customers. We have served as your premier Cadillac dealer for the entire West Georgia area for over 45 years. High Capacity Suspension Package, Preferred Equipment Group 4SA (10-Way Power Driver Seat Adjuster with Lumbar, 10-Way Power Passenger Seat Adjuster with Lumbar, 120-Volt Bed Mounted Power Outlet, 120-Volt Interior Power Outlet, 170 Amp Alternator, 2 Charge/Data USB Ports, 2 Type-C Charge-Only Rear USB Ports, 6-Speaker Audio System Feature, Auto-Locking Rear Differential, Auxiliary External Transmission Oil Cooler, Chrome Header and Chrome Grille Insert Bars, Color-Keyed Carpeting Floor Covering, Deep-Tinted Glass, Driver Memory, Electric Rear-Window Defogger, Front 40/20/40 Split-Bench Seat, Front Frame-Mounted Black Recovery Hooks, Front Rain-Sensing Wipers, HD Rear Vision Camera, Heated Driver and Front Outboard Passenger Seating, Integrated Trailer Brake Controller, Keyless Open and Start, LED Cargo Area Lighting, Manual Tilt-Wheel and Telescoping Steering Column, OnStar Services Capable, Perimeter Lighting, Power Door Locks, Power Front Passenger Windows with Express Up/Down, Power Front Windows with Driver Express Up/Down, Power Rear Windows with Express Down, Push Button Start, Rear Wheelhouse Liners, Remote Vehicle Starter System, SiriusXM with 360L Trial Subscription, Steering Wheel Audio Controls, Theft Deterrent System (unauthorized Entry), Wheels: 18 x 8.5 6-Spoke Machined Aluminum, and Wi-Fi Hotspot Capable), ProGrade Trailering System (Hitch View and in-Vehicle Trailering System App), Sierra Safety Plus Package (HD Surround Vision, Rear Cross Traffic Braking, Rear Pedestrian Detection, Safety Alert Seat, Trailer Camera Provisions, Trailer Side Blind Zone Alert, and Ultrasonic Front and Rear Park Assist), SLT Convenience Package (2 Charge/Data USB Ports Inside Center Console, Electronic Precision Shift, Floor-Mounted Center Console, Front Bucket Seats, Power Rake and Telescoping Steering Column, Premium Bose 7-Speaker Sound System, Ventilated Driver and Front Passenger Seats, and Wireless Charging), SLT Preferred Package (Adaptive Cruise Control, Heated 2nd Row Outboard Seats, Power Sliding Rear Window with Rear Defogger, and Universal Home Remote), SLT Premium Plus Package (Chrome Wheel to Wheel Assist Steps and Spray-on Pickup Bedliner with GMC Logo), Standard Suspension Package, Trailering Package (Hitch Guidance), X31 Off-Road and Protection Package (All-Weather Floor Liner), X31 Off-Road Package (Dual Exhaust System, Heavy-Duty Air Filter, Hill Descent Control, Off-Road Suspension, and X31 Hard Badge), 10-Speed Automatic, 4WD, Black Leather, 20 Polished Aluminum Wheels, 3.23 Rear Axle Ratio, 4-Wheel Disc Brakes, 6 Speakers, ABS brakes, Air Conditioning, Alloy wheels, AM/FM radio: SiriusXM with 360L, Apple CarPlay/Android Auto, Auto High-beam Headlights, Auto-dimming door mirrors, Auto-dimming Rear-View mirror, Automatic Emergency Braking, Automatic temperature control, Brake assist, Buckle to Drive, Bumpers: chrome, Compass, Delay-off headlights, Driver door bin, Driver vanity mirror, Dual front impact airbags, Dual front side impact airbags, Electronic Stability Control, Emergency communication system: OnStar, Following Distance Indicator, Forward Collision Alert

Features & options (169)

Basic
Corrosion
Maintenance
Roadside Assistance
Max seating capacity
Fuel System
Fuel tank capacity
Horsepower
Towing capacity
13.4" diagonal GMC Premium Infotainment System with Google built-in
Bluetooth
Bose Premium Sound System
SiriusXM with 360L Trial Subscription
Steering-wheel mounted controls
Wi-Fi Hotspot capable
Wireless Apple CarPlay/Wireless Android Auto capability for compatible phones
17" 255/80R17SL all-season, blackwall spare tire
17" full-size spare steel wheel with Black finish
20" 275/60R20SL all-terrain, blackwall tires
20" Polished aluminum wheels with technical gray painted accents
6" chrome rectangular full length assist steps
Cab-mounted cargo area lamps
Cargo bed LED lighting
Chrome door handles
Chrome front bumper
Chrome mirror caps
Chrome rear bumper
CornerStep rear bumper
Deep-tinted glass
Front license plate bracket
Full chrome surround window moldings
GMC MultiPro Tailgate
Heated, power, driver-side auto-dimming, power-folding outside mirrors
IntelliBeam
LED fog lamps
LED projectors with Fade-on/ Fade-off animation, LED turn signals and Daytime Running Lamps
Perimeter Lighting
Power sliding rear window with rear defogger
Power sunroof
Rainsense automatic wipers
Rear wheelhouse liners
Spare tire carrier lock
Spray-on bedliner
Tailgate and bed rail protection caps
Tailgate with EZ Lift assist, power lock & release
10-way power driver seat with power lumbar
10-way power front passenger seat
12.3" diagonal color Driver Information Center
120-volt box-mounted power outlet
120-volt power outlet
13.4" diagonal multicolor reconfigurable Infotainment screen
Adaptive Cruise Control
All-weather floor liners
Assist handles
Carpeted floor covering
Compass
Driver memory
Dual-zone automatic climate control
Front bucket seats
Front carpeted floor mats
Front center console
Heated driver and front outboard passenger seats
Heated rear outboard seats
Heated steering wheel
In-Vehicle Trailering App
Inside rearview auto-dimming mirror
Keyless Open and Start
Outside temperature display
Power door locks
Power tilt and telescoping steering column
Power windows
Power windows with rear express-down
Rear air vents
Rear carpeted floor mats
Rear window defogger
Remote Start
Theft-deterrent unauthorized entry system
USB ports
Universal Home Remote
Up-level rear seat with storage package
Ventilated driver and front passenger seats
Wireless Charging
Wrapped steering wheel
10-speed automatic transmission with Electronic Precision shift and front bucket seats
170-amp alternator
2-speed Autotrac Transfer Case
3.23 rear axle ratio
4-wheel antilock disc brakes
5.3L EcoTec3 V8 engine
7,100 lbs. GVWR
Aluminized stainless-steel muffler and tailpipe
Black vertical recovery hooks
Brake pad wear indicator
Capless fuel fill
Cargo tie-downs (12)
Dual-outlet exhaust
Electric Power Steering
Electronic Transmission Range Selector
External auxiliary transmission oil cooler
External engine oil cooler
Fully boxed frame
Heavy-Duty Air Filter
Heavy-duty 730 cold-cranking amps battery
Hill Descent Control
Integrated trailer brake controller
Skid plates
LED Daytime Running Lamps
6 airbags
Automatic Emergency Braking
Buckle to Drive
Following Distance Indicator
Forward Collision Alert
Front and Rear Park Assist
HD Surround Vision
Hitch Guidance
Hitch View
Inside/Rear Trailer Camera Input
Lane Keep Assist with Lane Departure Warning
OnStar Basics
OnStar services capable
Rear Cross Traffic Braking
Rear Pedestrian Alert
Rear Seat Belt Indicator
Rear Seat Reminder
Safety Alert Seat
Seat Belt Adjustable Guide Loops
Tire Pressure Monitoring System with Tire Fill Alert
Trailer Side Blind Zone Alert
Front Pedestrian Braking
StabiliTrak, electronic stability control system with traction control
ProGrade Trailering System:
Hitch Guidance with Hitch View
SLT Convenience Package:
Bucket seats
Center console
Heated and ventilated front seats
USB ports in center console
Bose Premium Sound System with Richbass woofer
Power Rake/ Telescoping steering column
SLT Preferred Package:
Power rear sliding window
May require additional optional equipment
SLT Premium Plus Package:
Sierra Safety Plus Package
20" Polished aluminum wheels
6" Chrome assist steps
Spray-on bedliner with GMC Logo
Trailer Camera Provisions
Perimeter lighting on SLE and Elevation
Recovery hooks on 2WD SLE models
High gloss Black mirror caps on Elevation
Safety Alert Seat on SLT
X31 Off-Road Package:
Off-Road suspension
X31 hard badge
Pro also includes Trailering Package
Trailer hitch, 7-pin and 4-pin connectors
Pro also includes Locking differential
Pro and SLE include 2-speed Autotrac Transfer Case
X31 Off-Road and Protection Package:
X31 badge (replaces "4X4" badge on bed)
ProGrade Trailering System
SLT Convenience Package
SLT Preferred Package
SLT Premium Plus Package
X31 Off-Road Package
X31 Off-Road and Protection Package
In-vehicle Trailering App
Heavy-duty air filter

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 Carrollton, Georgia

Asking price$56,133Dealer asking price · 26 mi

Market value$58,623Market value · based on 19 comparable cars

vs. market Fair price-4.2%Fair price · based on 19 comparable cars

Where this price sits

In the typical middle range · 63% of 19 similar listings ask more than this car.

Market value $58,623

This car$56,133

$48,603lowest$66,478highest

Middle 50% of asking pricesMarket valueThis car

Price vs. market value

−25%Market value+25%

Fair price$2,490 below the market value of $58,623

Price range

$48,603$66,478

7th lowest price of 20 similar listings within 50 milesTick marks the market value · range of 19 similar listings

AutosXchange Insights

Compared with 19 new 2026 GMC Sierra 1500 SLT listings within 50 mi.
Priced $2,490 below the market value of 19 comparable cars.
7th lowest price of 20 similar listings within 50 miles.
About 26 miles per year of age (U.S. average is roughly 12,000–14,000).
Stock # TG1556 — 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 6, 2026. No price change at this dealership since Nov 6 ($56,133).

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

Dealer-advertised asking prices as observed by AutosXchange (data as of Nov 13); 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 SLT · new · within 50 miles of Carrollton, Georgia. Showing the 12 nearest of 19 comparable cars for sale, nearest first.

30 photos