Recent Arrival! Thank you for considering this beautiful 2018 GMC Sierra 2500HD Denali finished in stunning Quicksilver Metallic with Jet Black Leather.


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. Driver Alert Package (Forward Collision Alert, Lane Departure Warning System, and Ultrasonic Front & Rear Park Assist), Duramax Plus Package (Chrome Power-Adjustable Heated Outside Mirrors and Chrome Recovery Hooks), Gooseneck/5th Wheel Prep Package, Heavy-Duty Handling/Trailering Suspension Package, Hitch Package (LPO), Off-Road Package (Hill Descent Control), Preferred Equipment Group 5SA (110-Volt AC Power Outlet, 150 Amps Alternator, 8" Multi-Color Driver Instrument Info Display, Auto-Dimming Inside Rear-View Mirror, Black Frame-Mounted Front Recovery Hooks, Body-Color Front Bumper, Bose 7 Speaker Sound System, Chrome Bodyside Moldings, Chrome Door Handles, Color-Keyed Carpeted Floor Mats, Color-Keyed Carpeting Floor Covering, Deep-Tinted Glass, Driver & Front Passenger Vanity Mirror Visors, Dual-Zone Automatic Climate Control, Electric Rear-Window Defogger, Electronic Shift Transfer Case, EZ-Lift & Lower Tailgate, Front Halogen Fog Lamps, GMC 4G LTE, GMC Connected Access, HD Radio, Heated & Ventilated Front Bucket Seats, Heated Leather Wrapped Steering Wheel, Heated Power-Adjustable Outside Mirrors, Manual Tilt-Wheel/Telescoping Steering Column, OnStar & GMC Connected Services Capable, Power Sliding Rear Window w/Defogger, Power Windows w/Driver Express Up & Down, Power-Adjustable Pedals For Accelerator & Brake, Rear 60/40 Folding Bench Seat (Folds Up), Rear Body-Color Bumper w/Bumper CornerSteps, Rear Wheelhouse Liners, Remote Keyless Entry, Remote Vehicle Starter System, Single Slot CD/MP3 Player, SiriusXM Satellite Radio, Steering Wheel Audio Controls, Theft Deterrent System (Unauthorized Entry), and Universal Home Remote), Trailering Equipment (Trailer Brake Controller), Allison 1000 6-Speed Automatic, 4WD, Jet Black Leather, 3.73 Rear Axle Ratio, 4.10 Rear Axle Ratio, 4-Wheel Disc Brakes, 7 Speakers, ABS brakes, Adjustable pedals, Air Conditioning, Alloy wheels, All-Weather Floor Liner (LPO), AM/FM radio: SiriusXM, Apple CarPlay/Android Auto, Auto-dimming door mirrors, Auto-dimming Rear-View mirror, Automatic temperature control, Bluetooth For Phone, Bodyside moldings, Brake assist, Bumpers: body-color, CD player, Chrome wheels, Compass, Console Insert Organizer Tray (LPO), Delay-off headlights, Driver door bin, Driver vanity mirror, Dual front impact airbags, Dual front side impact airbags, Electronic Stability Control, Engine Block Heater, Exhaust Brake, Exterior Parking Camera Rear, Floor Mounted Console, Front anti-roll bar, Front Bucket Seats, Front Center Armrest, Front dual zone A/C, Front fog lights, Front Full Feature Ventilated Bucket Seats, Front License Plate Kit, Front reading lights, Front wheel independent suspension, Fully automatic headlights, Garage door transmitter, Heated door mirrors, Heated Driver and Front Passenger Seats, Heated front seats, Heated steering wheel, High-Intensity Discharge Headlights, Illuminated entry, Low tire pressure warning, Memory seat, Navigation System, Occupant sensing airbag, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Passenger vanity mirror, Perforated Leather Appointed Seat Trim, Powe