Check the dealer John Thornton Buick GMC from Carrollton GA Cars for Sale

2025 CADILLAC XT5

$38,881

MILEAGE 16,722 Miles

SPECS

1GYKNAR41SZ115169
Turbo 4-cylinder engine 2.0L
Automatic
Gasoline
FWD
SUV

HIGHLIGHTS

Bose premium 8-speaker audio system
Cadillac user experience
SiriusXM with 360L Trial Subscription
Wi-Fi hotspot capable
Wireless Apple CarPlay/Wireless Android Auto capability for compatible phones

John Thornton Buick GMC

Carrollton, GA

Listed 2 days

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You won't want to miss this excellent value! An all capable and supremely stylish package! The engine breathes better thanks to a turbocharger, improving both performance and economy. With less than 20,000 miles on the odometer, this 4 door sport ut...

2026 GMC Sierra HD

$78,338

MILEAGE 2 Miles

SPECS

1GT4UMEY1TF274725
Duramax Turbo-Diesel V8 engine 6
Automatic
Diesel
4WD
Pickup

HIGHLIGHTS

13.4" diagonal GMC Premium Infotainment System with Google built-in
6-speaker audio system
Bluetooth
SiriusXM with 360L Trial Subscription
Wi-Fi Hotspot capable

John Thornton Buick GMC

Carrollton, GA

Listed 2 days

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This GMC won't be on the lot long! Without a doubt, this is a technologically advanced vehicle for the sport-inclined driving enthusiast! A turbocharger further enhances performance, while also preserving fuel economy. Top features include front fog...

2022 GMC Sierra

$159

MILEAGE 79,307 Miles

SPECS

1GT49REYXNF164807
6.6L V8 Biodiesel
Automatic
Diesel
4WD
Pickup

HIGHLIGHTS

Leather Seats
Sunroof/Moonroof
Power Package
Navigation System
Alloy Wheels

John Thornton Buick GMC

Carrollton, GA

Listed 2 days

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Recent Arrival! Thank you for considering this beautiful 2022 GMC Sierra 2500HD Denali finished in stunning Ebony Twilight Metallic with Jet Black w/Perf Leather-Appointed Front Outboard Seat Trim. We are your premier Carrollton, GA Cadillac dealer...

2021 CADILLAC XT4

$23,881

MILEAGE 76,397 Miles

SPECS

1GYFZCR42MF010839
Engine 4 Cyl, Turbo 2.0L
Automatic
Gasoline
FWD
SUV

HIGHLIGHTS

Fuel System
Fuel tank capacity
Horsepower
Max seating capacity

John Thornton Buick GMC

Carrollton, GA

Listed 2 days

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2026 GMC Sierra HD

$84,323

MILEAGE 5 Miles

SPECS

1GT4UREY8TF252024
Duramax Turbo-Diesel V8 engine 6
Automatic
Diesel
4WD
Pickup

HIGHLIGHTS

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

John Thornton Buick GMC

Carrollton, GA

Listed 2 days

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2026 GMC Sierra 2500HD DenaliSterling Metallic 2026 GMC Sierra 2500HD Denali 4WD 10-Speed Automatic Duramax 6.6L V8 TurbodieselWe are your premier Carrollton, GA Cadillac dealership. John Thornton Cadillac Inc. Is family owned, and it is our goal to...

2026 GMC Sierra

$80,227

MILEAGE 2 Miles

SPECS

1GTUUGEL8TZ349750
EcoTec3 V8 engine 6.2L
Automatic
Gasoline
4WD
Pickup

HIGHLIGHTS

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

John Thornton Buick GMC

Carrollton, GA

Listed 2 days

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This GMC won't be on the lot long! Very clean and very well priced! The following features are included: a tachometer, a bedliner, and power seats. Our sales reps are knowledgeable and professional. We'd be happy to answer any questions that you ma...

2026 GMC Sierra HD

$88,063

MILEAGE 6 Miles

SPECS

1GT4UWEYXTF253254
Duramax Turbo-Diesel V8 engine 6
Automatic
Diesel
4WD
Pickup

HIGHLIGHTS

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

John Thornton Buick GMC

Carrollton, GA

Listed 2 days

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2026 GMC Sierra 3500HD DenaliSummit White 2026 GMC Sierra 3500HD Denali 4WD 10-Speed Automatic Duramax 6.6L V8 TurbodieselWe are your premier Carrollton, GA Cadillac dealership. John Thornton Cadillac Inc. Is family owned, and it is our goal to provi...

2026 GMC Yukon XL

$103,022

MILEAGE 2 Miles

SPECS

1GKS2JKL7TR322607
V8 engine 6.2L
Automatic
Gasoline
4WD
SUV

HIGHLIGHTS

16.8" diagonal advanced color LCD display with Google built-in compatibility
5G Wi-Fi hotspot capable
Bose CenterPoint Surround 10-speaker audio system
Rear Seat Media System
SiriusXM with 360L Trial Subscription

John Thornton Buick GMC

Carrollton, GA

Listed 2 days

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This GMC won't be on the lot long! An American Icon. Top features include rain sensing wipers, leather upholstery, power door mirrors and heated door mirrors, and seat memory. We have a skilled and knowledgeable sales staff with many years of exper...

2026 BUICK Envision

$49,558

MILEAGE 5 Miles

SPECS

LRBFZPR40TD035566
Turbo ECOTEC 4-cylinder engine 2
Automatic
Gasoline
AWD
SUV

HIGHLIGHTS

Bose premium 9-speaker audio system
Charge / Data USB ports
Charging-only USB ports
SiriusXM Trial Subscription
Ultrawide 30" diagonal premium display with Google built-in compatibility

John Thornton Buick GMC

Carrollton, GA

Listed 2 days

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2026 Buick Envision Sport Touring22/28 City/Highway MPGEbony Twilight Metallic 2026 Buick Envision Sport Touring AWD 9-Speed Automatic 2.0L TurbochargedWe are your premier Carrollton, GA Cadillac dealership. John Thornton Cadillac Inc. Is family owne...

2023 GMC Silverado Medium Duty

$49,996

MILEAGE 10,639 Miles

SPECS

1HTKJPVK6PH758495
8 Cylinder Engine
Automatic
Diesel
4WD
Pickup

HIGHLIGHTS

Fuel System
Fuel tank capacity
Horsepower
Max seating capacity

John Thornton Buick GMC

Carrollton, GA

Listed 3 days

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Thank you for considering this beautiful 2023 Chevrolet Silverado 4500HD Work Truck finished in stunning White with Dark Ash Seats With Jet Black Interior Accents Vinyl.CAB/ CHASSIS - WILLING TO UPFIT TO YOUR NEEDS!!!GO WEST to John Thornton Chevrole...

2026 GMC Sierra HD

$55,643

MILEAGE 2 Miles

SPECS

1GT5ULE75TF275771
V8 Gas engine 6.6L
Automatic
Gasoline
4WD
Pickup

HIGHLIGHTS

6-speaker audio system
Bluetooth
GMC Infotainment System with color touchscreen
Wi-Fi Hotspot capable
Wireless phone projection

John Thornton Buick GMC

Carrollton, GA

Listed 3 days

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Looking for a new car at an affordable price? Check out this 2026! Comprehensive style mixed with all around versatility makes it an outstanding choice! Top features include remote keyless entry, 1-touch window functionality, a tachometer, and air c...

2026 BUICK Envision

$53,578

MILEAGE 3 Miles

SPECS

LRBFZSR43TD040456
Turbo ECOTEC 4-cylinder engine 2
Automatic
Gasoline
AWD
SUV

HIGHLIGHTS

Bose premium 9-speaker audio system
Charge / Data USB ports
Charging-only USB ports
SiriusXM Trial Subscription
Ultrawide 30" diagonal premium display with Google built-in compatibility

John Thornton Buick GMC

Carrollton, GA

Listed 3 days

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2026 Buick Envision Avenir22/28 City/Highway MPGEbony Twilight Metallic 2026 Buick Envision Avenir AWD 9-Speed Automatic 2.0L TurbochargedWe are your premier Carrollton, GA Cadillac dealership. John Thornton Cadillac Inc. Is family owned, and it is o...

2026 GMC Yukon XL

$110,843

MILEAGE 2 Miles

SPECS

1GKS2KK87TR321765
Duramax® Turbo Di
Automatic
Unknown
4WD
SUV

HIGHLIGHTS

16.8" diagonal advanced color LCD display with Google built-in compatibility
5G Wi-Fi hotspot capable
Bose Performance Series CenterPoint Surround 18-speaker audio system
Rear Seat Media System
SiriusXM with 360L Trial Subscription

John Thornton Buick GMC

Carrollton, GA

Listed 3 days

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This GMC won't be on the lot long! Go anywhere versatility with roomy practicality! A turbocharger is also included as an economical means of increasing performance. It includes leather upholstery, automatic dimming door mirrors, power door mirrors...

2023 GMC Sierra

$42,826

MILEAGE 60,100 Miles

SPECS

3GTUUDED6PG197674
EcoTec3 V8 engine 5.3L
Automatic
Gasoline
4WD
Pickup

HIGHLIGHTS

13.4" diagonal GMC Premium Infotainment System with Google built-in
Bluetooth
Bose Premium Sound System
Steering-wheel mounted controls
Wi-Fi hotspot capable

John Thornton Buick GMC

Carrollton, GA

Listed 4 days

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2023 GMC Sierra

$45,996

MILEAGE 70,123 Miles

SPECS

3GTUUEE84PG343997
Duramax® Turbo Di
Automatic
Diesel
4WD
Pickup

HIGHLIGHTS

13.4" diagonal GMC Premium Infotainment System with Google built-in
Bluetooth
Bose Premium Sound System
Steering-wheel mounted controls
Wi-Fi hotspot capable

John Thornton Buick GMC

Carrollton, GA

Listed 4 days

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2026 GMC Sierra

$85,442

MILEAGE 2 Miles

SPECS

1GTUUHE8XTZ354028
Duramax® Turbo Di
Automatic
Diesel
4WD
Pickup

HIGHLIGHTS

13.4" diagonal GMC Premium Infotainment System with Google built-in
Bluetooth
Bose Premium Series with 12-speaker system with CenterPoint
SiriusXM with 360L Trial Subscription
Steering-wheel mounted controls

John Thornton Buick GMC

Carrollton, GA

Listed 5 days

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This GMC won't be on the lot long! Boasting the latest technological features inside an attractive and versatile package! Turbocharger technology provides forced air induction, enhancing performance while preserving fuel economy. Top features includ...

2026 GMC Sierra

$77,433

MILEAGE 2 Miles

SPECS

1GTUUGE82TZ354521
Duramax® Turbo Di
Automatic
Diesel
4WD
Pickup

HIGHLIGHTS

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

John Thornton Buick GMC

Carrollton, GA

Listed 5 days

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You won't want to miss this excellent value! A durable pickup truck seating as many as 5 occupants with ease! The engine breathes better thanks to a turbocharger, improving both performance and economy. Top features include front dual zone air condi...

2026 GMC Sierra HD

$70,613

MILEAGE 2 Miles

SPECS

1GT4ULEY9TF267922
Duramax Turbo-Diesel V8 engine 6
Automatic
Diesel
4WD
Pickup

HIGHLIGHTS

6-speaker audio system
Bluetooth
GMC Infotainment System with color touchscreen
SiriusXM Trial Subscription
Wi-Fi Hotspot capable

John Thornton Buick GMC

Carrollton, GA

Listed 5 days

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How about this great vehicle! This is an exceptional vehicle at an affordable price! A turbocharger is also included as an economical means of increasing performance. Comfort and convenience were prioritized within, evidenced by amenities such as: a...

2024 CADILLAC Escalade ESV

$78,794

MILEAGE 27,073 Miles

SPECS

1GYS4PKL8RR318108
2 - Cylinders
Automatic
Gasoline
4WD
SUV

HIGHLIGHTS

Driver Air Bag
Passenger Air Bag
Front Side Air Bag
Front Head Air Bag
Rear Head Air Bag

John Thornton Buick GMC

Carrollton, GA

Listed 6 days

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2026 GMC Yukon

$93,123

MILEAGE 6 Miles

SPECS

1GKS2DKL5TR299474
V8 engine 6.2L
Automatic
Gasoline
4WD
SUV

HIGHLIGHTS

16.8" diagonal advanced color LCD display with Google built-in compatibility
5G Wi-Fi hotspot capable
Bose CenterPoint Surround 10-speaker audio system
Rear Seat Media System
SiriusXM with 360L Trial Subscription

John Thornton Buick GMC

Carrollton, GA

Listed 6 days

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2026 GMC Yukon DenaliOnyx Black 2026 GMC Yukon Denali 4WD 10-Speed Automatic with Overdrive EcoTec3 6.2L V8Awards: * Car and Driver 10 Best Trucks and SUVs Car and Driver Editors' ChoiceCar and Driver, January 2017.We are your premier Carrollton, GA...

2026 BUICK Envision

$49,063

MILEAGE 5 Miles

SPECS

LRBFZPR46TD035443
Turbo ECOTEC 4-cylinder engine 2
Automatic
Gasoline
AWD
SUV

HIGHLIGHTS

Bose premium 9-speaker audio system
Charge / Data USB ports
Charging-only USB ports
SiriusXM Trial Subscription
Ultrawide 30" diagonal premium display with Google built-in compatibility

John Thornton Buick GMC

Carrollton, GA

Listed 6 days

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2026 Buick Envision Sport Touring22/28 City/Highway MPGSummit White 2026 Buick Envision Sport Touring AWD 9-Speed Automatic 2.0L TurbochargedWe are your premier Carrollton, GA Cadillac dealership. John Thornton Cadillac Inc. Is family owned, and it i...

2026 GMC Acadia

$62,513

MILEAGE 7 Miles

SPECS

1GKENLKS0TJ311518
Turbo engine 2.5L
Automatic
Gasoline
FWD
SUV

HIGHLIGHTS

15" diagonal GMC Premium Infotainment System with available Google built-in
Active Noise Cancellation, driveline
Active Noise Cancellation, engine noise
Bose premium audio system
SiriusXM with 360L Trial Subscription

John Thornton Buick GMC

Carrollton, GA

Listed 6 days

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2026 GMC Acadia Denali20/26 City/Highway MPGGlacier White Tricoat 2026 GMC Acadia Denali FWD 8-Speed Automatic 2.5L DOHCWe are your premier Carrollton, GA Cadillac dealership. John Thornton Cadillac Inc. Is family owned, and it is our goal to provide...

2023 DODGE Challenger

$34,976

MILEAGE 30,469 Miles

SPECS

2C3CDZBT7PH528268
375 hp 5.7L V8
8-speed Automatic
Gasoline
RWD
Sedan

HIGHLIGHTS

Sunroof/Moonroof
Alloy Wheels
Bluetooth
Backup Camera
Heated Seats

John Thornton Buick GMC

Carrollton, GA

Listed 6 days

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Thank you for considering this beautiful 2023 Dodge Challenger R/T finished in stunning Sublime Metallic Clearcoat with Black leather w/ Sublime Stitching. "GO WEST" to John Thornton Chevrolet, Celebrating 60 Years, Selling Chevy since 1957! Thank y...

2026 CADILLAC CT5

$53,372

MILEAGE 5 Miles

SPECS

1G6DN5RK2T0114156
Twin-scroll turbocharged 4-cylin
Automatic
Gasoline
RWD
Sedan

HIGHLIGHTS

33" diagonal advanced color LED display with Google Built-In
5G vehicle connectivity
Bluetooth
Premium Surround Sound 15-speaker audio system
Rotary Infotainment Controller with jog control

John Thornton Buick GMC

Carrollton, GA

Listed 7 days

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2026 Cadillac CT5 Premium Luxury22/31 City/Highway MPGDeep Space Metallic 2026 Cadillac CT5 Premium Luxury RWD 10-Speed Automatic 2.0L I4 Turbocharged DOHC 16V LEV3-SULEV30 237hpWe are your premier Carrollton, GA Cadillac dealership. John Thornton Ca...

2025 BUICK Envista

$27,035

MILEAGE 6 Miles

SPECS

KL47LAEP0SB235274
3 Cyl
Automatic
Gasoline
FWD
SUV

HIGHLIGHTS

6 Speakers
Android Auto
Apple Carplay
OnStar Communication System
Premium Sound System

John Thornton Buick GMC

Carrollton, GA

Listed 7 days

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John Thornton Buick GMC Cars for Sale

2025 CADILLAC XT5

2026 GMC Sierra HD

2022 GMC Sierra

2021 CADILLAC XT4

2026 GMC Sierra HD

2026 GMC Sierra

2026 GMC Sierra HD

2026 GMC Yukon XL

2026 BUICK Envision

2023 GMC Silverado Medium Duty

2026 GMC Sierra HD

2026 BUICK Envision

2026 GMC Yukon XL

2023 GMC Sierra

2023 GMC Sierra

2026 GMC Sierra

2026 GMC Sierra

2026 GMC Sierra HD

2024 CADILLAC Escalade ESV

2026 GMC Yukon

2026 BUICK Envision

2026 GMC Acadia

2023 DODGE Challenger

2026 CADILLAC CT5

2025 BUICK Envista