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John Thornton Buick GMC · Carrollton, GA

2026 GMC Sierra 2500 HD Denali

3,932 miles · truck · Listed today on AutosXchange

PUBLISHED DEALER DETAILS

Complete vehicle specifications

Year2026
MakeGMC
ModelSierra 2500 HD
TrimDenali
VIN
Stock numberRTG1316
Mileage3,932 miles
BodyPickup
Engine6.6L V8 turbo
Cylinders8
Displacement6.6L
Horsepower470
TransmissionAutomatic
Drivetrain4WD
FuelDiesel
ExteriorTitanium Rush Metallic
InteriorJet Black, Forge Perforated Leather seat trim
Doors4
Towing18500

Vehicle description

2026 GMC Sierra 2500HD Denali Titanium Rush Metallic 2026 GMC Sierra 2500HD Denali 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel 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. Denali Reserve Package (Power Sunroof), Gooseneck/5th Wheel Prep Package, Hitch Package, Preferred Equipment Group 5SA (120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 2 Charge-Only Rear USB Ports, 2 Charge/Data USB Ports Inside Center Console, 2 USB Ports, 2-Speed Active Transfer Case, Bed View Camera with Two Trailer Camera Provisions, Bose Premium 7-Speaker Sound System, Deep-Tinted Glass, Electric Rear-Window Defogger, Floor-Mounted Center Console, Front Rain-Sensing Wipers, HD Surround Vision, Heated 2nd Row Outboard Seats, Heated Driver and Front Outboard Passenger Seats, Keyless Open and Start, LED Cargo Area Lighting, LED Smoked Amber Roof Marker Lamps, Manual Tilt-Wheel/Telescoping Steering Column, OnStar Services Capable, Polished Exhaust Tip, Power Front Passenger Windows with Express Up/Down, Power Sliding Rear Window with Defogger, Push Button Start, Rear Cross Traffic Alert, Rear Wheelhouse Liners, Remote Vehicle Starter System, Safety Alert Seat, Signature Chrome Denali Grille, SiriusXM with 360L Trial Subscription, Spray-on Pickup Bedliner with GMC Logo, Steering Wheel Audio Controls, Trailer Cam Provisions and Trailer Viewing Software, Trailer Side Blind Zone Alert, Ultrasonic Front and Rear Park Assist, Unauthorized Entry Theft-Deterrent System, Universal Home Remote, Ventilated Driver and Front Passenger Seats, Wireless Charging, and Wireless Phone Projection), Technology Package (Inside Rearview Auo-Dimming Rear Camera Mirror and Multicolor 15 Diagonal Head-Up Display), X31 Off-Road Package (Hill Descent Control and Off-Road Suspension), 10-Speed Automatic, 4WD, Black Leather, 12-Way Power Driver Seat Adjuster with Lumbar, 12-Way Power Passenger Seat Adjuster with Lumbar, 220-Amp Alternator, 4-Wheel Disc Brakes, 7 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: body-color, Compass, Delay-off headlights, Driver door bin, Driver Memory, Driver vanity mirror, Dual front impact airbags, Dual front side impact airbags, Electronic Stability Control, Emergency communication system: OnStar, Engine Block Heater, Exhaust Brake, Following Distance Indicator, Forge Perforated Leather-Appointed Front Seat Trim, Forward Collision Alert, Front anti-roll bar, Front Bucket Seats, Front Center Armrest, Front dual zone A/C, Front fog lights, Front License Plate Kit, Front Pedestrian Braking, Front Premium Floor Liners with Removable Carpet Insert, Front reading lights, Front wheel independent suspension, Fully automatic headlights, Garage door transmitter, Genuine wood dashboard insert, Genuine wood door panel insert, Heated door mirrors, Heated front seats, Heated rear seats, Heated steering wheel, Heavy-Duty 80 Amp Battery, Hitch Guidance with Hitch View, Illuminated entry, in-Vehicle Trailering System App, IntelliBeam Automatic High Beam on/Off, Lane Departure Warning System, Low t

Features & options (152)

  • 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
  • Wi-Fi Hotspot capable
  • Wireless phone projection
  • 18" LT275/70R18 all-terrain, blackwall spare tire
  • 20" LT275/65R20 all-terrain, blackwall tires
  • 20" Ultra Bright machined aluminum wheels with bright chrome inserts
  • Animated LED Signature Tail lamps with Stop, turn and Reverse lamps
  • Animated LED projectors headlamps with LED turn signals and Daytime Running Lamps
  • Body-color front bumper
  • Body-color rear bumper
  • Cab-mounted cargo area lamps
  • Cargo bed LED lighting
  • Cargo tie-downs
  • Chrome beltline moldings
  • Chrome door handles
  • Chrome mirror caps
  • CornerStep rear bumper
  • Deep-tinted glass
  • Front license plate bracket
  • GMC MultiPro Tailgate
  • IntelliBeam
  • LED fog lamps
  • Outside power-adjustable vertical trailering mirrors with power folding/extending auto-dimming driver and passenger upper glass
  • Polished exhaust tip
  • Power sunroof
  • Power-retractable assist steps with LED perimeter lighting
  • Rainsense automatic wipers
  • Rear wheelhouse liners
  • Side Bed Step
  • Smoked Amber LED roof marker lamps
  • Spare tire carrier lock
  • Spray-on bedliner
  • Tailgate and bed rail protection caps
  • Tailgate with EZ Lift assist, power lock & release
  • Winter Grille Cover
  • 12-way power driver seat
  • 12-way power front passenger seat
  • 12.3" diagonal color Driver Information Center
  • 120-volt box-mounted power outlet
  • 120-volt power outlet
  • Adaptive Cruise Control
  • Assist handles
  • Carpeted floor covering
  • Compass
  • Driver memory
  • Dual-zone automatic climate control
  • Front bucket seats
  • Front center console
  • Head-Up Display
  • Heated driver and front outboard passenger seats
  • Heated rear outboard seats
  • Heated steering wheel
  • Inside rearview auto-dimming mirror
  • Keyless Open and Start
  • Manual tilt and telescoping steering column
  • Outside temperature display
  • Power door locks
  • Power sliding rear window with rear defogger
  • Power windows with driver and front passenger express-up/down
  • Power windows with driver express-up/down
  • Power windows with rear express-down
  • Premium front floor liners with removable carpet insert
  • Premium rear floor liners with removable carpet insert
  • Rear Camera Mirror
  • Rear Seat Reminder
  • Rear air vents
  • Rear window defogger
  • Remote Start
  • Steering-wheel mounted controls
  • 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
  • 11,350 lbs. GVWR
  • 220-amp alternator
  • 3.42 rear axle ratio
  • 4-wheel antilock disc brakes
  • 6.6L Duramax Turbo-Diesel V8 engine
  • Air filtration monitoring
  • Automatic locking rear differential
  • Autotrac 2-speed transfer case with push button controls
  • Brake pad wear indicator
  • Capped fuel fill
  • Chrome vertical recovery hooks
  • Diesel exhaust brake
  • Digital Variable Steering Assist
  • Engine block heater
  • External auxiliary transmission oil cooler
  • External engine oil cooler
  • Fully boxed frame
  • Gooseneck / 5th Wheel Prep Package
  • Heavy-Duty Air Filter
  • Heavy-duty dual batteries with 1460 cold-cranking amps
  • Hill Descent Control
  • In-Vehicle Trailering App
  • Integrated trailer brake controller
  • Off-Road suspension
  • Skid plates
  • 3 Years OnStar One
  • LED Daytime Running Lamps
  • Signature LED Daytime Running Lamps
  • 6 airbags
  • Bed View Camera
  • Buckle to Drive
  • Following Distance Indicator
  • Forward Collision Alert
  • Front and Rear Park Assist
  • HD Surround Vision
  • Hitch Guidance
  • Hitch View
  • Lane Departure Warning
  • OnStar Basics
  • OnStar services capable
  • Rear Cross Traffic Alert
  • Rear Seat Belt Indicator
  • Safety Alert Seat
  • Seat Belt Adjustable Guide Loops
  • Teen Driver
  • Tire Pressure Monitoring System with Tire Fill Alert
  • Trailer Side Blind Zone Alert
  • Trailering Information Label
  • Trailering camera provisions
  • Automatic Emergency Braking
  • Front Pedestrian Braking
  • StabiliTrak, electronic stability control system with traction control
  • Denali Reserve Package:
  • Technology Package
  • Sunroof
  • Gooseneck Hitch Package:
  • Gooseneck ball
  • Chain tiedown kit with case
  • May require additional optional equipment
  • Multi-color 15" Diagonal Head-Up Display
  • AT4 Preferred Package on AT4
  • Denali Reserve Package
  • Gooseneck Hitch Package

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$79,164Dealer asking price · 3,932 mi
Market value$71,000Market value · based on 3 comparable cars
vs. market+11.5%Not rated · stock photos only

Where this price sits

Among the highest-priced · 0% of 3 similar listings ask more than this car.

$70,646lowest$79,164highest
Middle 50% of asking pricesMarket valueThis car

Price vs. market value

+11.5%
−25%Market value+25%
Not rated · stock photos only$8,164 above the market value of $71,000

Price range

$79,164
$70,646$79,164
4th lowest price of 4 similar listings within 50 milesTick marks the market value · range of 3 similar listings

AutosXchange Insights

  • Compared with 3 used 2025–2026 GMC Sierra 2500 Denali listings within 50 mi.
  • Priced $8,164 above the market value of 3 comparable cars — compare options, condition and history.
  • 4th lowest price of 4 similar listings within 50 miles.
  • Has about 15,000 fewer miles than similar listings.
  • About 3,932 miles per year of age (U.S. average is roughly 12,000–14,000).
  • Stock # RTG1316 — 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 14, 2026. No price change at this dealership since Nov 14 ($79,164).

$78.9k$79.0k$79.1k$79.2k$79.3k$79.4kNov 13Nov 14

Dealer-advertised asking prices as observed by AutosXchange (data as of Nov 14); 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 2025–2026 Sierra 2500 Denali · used · any miles · within 50 miles of Carrollton, Georgia. All 3 comparable cars for sale, nearest first.

AutosXchange Intel uses current dealer-advertised asking prices, not completed sales or appraisals. It compares the same trim and condition (new or used) where at least three are listed nationwide, and adjusts the expected price for mileage; it is not adjusted for options, condition or accident history. Similar listings are searched within 50, 100 and 250 miles of the dealer first, then the dealer's state, then nationwide. The left gauge spans ±25% of the expected price. How AutosXchange price analysis works

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All years and trims. Nearest first.

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