Check the dealer O'Fallon Buick GMC from O'Fallon MO Cars for Sale

2025 GMC Sierra

$63,411

MILEAGE Contact seller

SPECS

1GTUUEE8XSZ321219
Duramax<sup>®</sup> 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

O'Fallon Buick GMC

O'Fallon, MO

Listed 1 days

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Volcanic Red 2025 GMC Sierra 1500 AT4 4WD 10-Speed Automatic 3.0L I6 10-Speed Automatic, 4WD, Jet Black With Kalahari Accents Leather. Price includes: $2750 - Purchase Allowance. Exp. 08/04/2025

2025 GMC Sierra HD

$66,757

MILEAGE Contact seller

SPECS

1GT4UMEY7SF336076
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

O'Fallon Buick GMC

O'Fallon, MO

Listed 1 days

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Sterling 2025 GMC Sierra 2500HD SLE 4WD 10-Speed Automatic 6.6L 8-Cylinder OHV 10-Speed Automatic, 4WD, Jet Blk Clth Cloth. Price includes: $2750 - Select Market Purchase Allowance. Exp. 08/04/2025

2025 GMC Sierra

$61,336

MILEAGE Contact seller

SPECS

3GTUUDEL5SG369256
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

O'Fallon Buick GMC

O'Fallon, MO

Listed 1 days

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Onyx Black 2025 GMC Sierra 1500 SLT 4WD 10-Speed Automatic EcoTec3 6.2L V8 10-Speed Automatic, 4WD, Jet Blk Leather. Price includes: $2750 - Purchase Allowance. Exp. 08/04/2025

2024 BUICK Envista

Contact Seller for Price

MILEAGE 10,793 Miles

SPECS

KL47LBE21RB138301
ECOTEC Turbo engine 1.2L
Automatic
Gasoline
FWD
SUV

HIGHLIGHTS

6-speaker audio system
Active Noise Cancellation
QuietTuning
SiriusXM 3-month Platinum Trial Subscription
Ultrawide 11" diagonal HD color touchscreen

O'Fallon Buick GMC

O'Fallon, MO

Listed 1 days

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28/32 City/Highway MPG

2026 BUICK Encore GX

$34,440

MILEAGE Contact seller

SPECS

KL4AMFSL1TB017685
ECOTEC Turbo engine 1.3L
Automatic
Gasoline
FWD
SUV

HIGHLIGHTS

Bose premium audio system
SiriusXM Trial Subscription
Ultrawide 11" diagonal HD color touchscreen
Wi-Fi Hotspot capable
Wireless Apple CarPlay/Wireless Android Auto capability for compatible phones

O'Fallon Buick GMC

O'Fallon, MO

Listed 1 days

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Ebony Twilight Metallic 2026 Buick Encore GX Avenir FWD CVT ECOTEC 1.3L Turbo29/31 City/Highway MPG

2025 GMC Sierra HD

$57,727

MILEAGE Contact seller

SPECS

1GT4UME72SF335960
V8 Gas engine 6.6L
Automatic
Gasoline
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

O'Fallon Buick GMC

O'Fallon, MO

Listed 1 days

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Titainium 2025 GMC Sierra 2500HD SLE 4WD 10-Speed Automatic 6.6L V8 10-Speed Automatic, 4WD, Jet Blk Clth Cloth. Price includes: $2750 - Select Market Purchase Allowance. Exp. 08/04/2025

2025 GMC Sierra

$60,341

MILEAGE Contact seller

SPECS

3GTUUDEL9SG370099
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

O'Fallon Buick GMC

O'Fallon, MO

Listed 1 days

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Sterling 2025 GMC Sierra 1500 SLT 4WD 10-Speed Automatic EcoTec3 6.2L V8 10-Speed Automatic, 4WD, Jet Blk Leather. Price includes: $2750 - Purchase Allowance. Exp. 08/04/2025

2025 BUICK Envista

$25,162

MILEAGE Contact seller

SPECS

KL47LAEP5SB235576
ECOTEC 1.2L I-3 gasoline direct
Automatic
Gasoline
FWD
SUV

HIGHLIGHTS

Alloy Wheels
USB Port
Android Auto®
Apple CarPlay®
Automatic Emergency Braking

O'Fallon Buick GMC

O'Fallon, MO

Listed 1 days

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Moonstone 2025 Buick Envista Preferred FWD 6-Speed Automatic ECOTEC 1.2L TurboRecent Arrival! 28/32 City/Highway MPG

2025 BUICK Envista

$26,127

MILEAGE Contact seller

SPECS

KL47LAEP7SB235806
ECOTEC 1.2L I-3 gasoline direct
Automatic
Gasoline
FWD
SUV

HIGHLIGHTS

Alloy Wheels
USB Port
Android Auto®
Apple CarPlay®
Automatic Emergency Braking

O'Fallon Buick GMC

O'Fallon, MO

Listed 1 days

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Ebony 2025 Buick Envista Preferred FWD 6-Speed Automatic ECOTEC 1.2L TurboRecent Arrival! 28/32 City/Highway MPG

2025 BUICK Envista

$28,062

MILEAGE Contact seller

SPECS

KL47LBEP3SB235615
ECOTEC 1.2L I-3 gasoline direct
Automatic
Gasoline
FWD
SUV

HIGHLIGHTS

Alloy Wheels
USB Port
Android Auto®
Apple CarPlay®
Automatic Emergency Braking

O'Fallon Buick GMC

O'Fallon, MO

Listed 1 days

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Moonstone 2025 Buick Envista Sport Touring FWD 6-Speed Automatic ECOTEC 1.2L TurboRecent Arrival! 28/32 City/Highway MPG

2025 GMC Yukon XL

$104,745

MILEAGE Contact seller

SPECS

1GKS2KRL2SR365083
EcoTec3 6.2L V-8 gasoline direct
Automatic
Gasoline
4WD
SUV

HIGHLIGHTS

Third Row Seating
Adaptive Cruise Control
Alloy Wheels
Android Auto®
Apple CarPlay®

O'Fallon Buick GMC

O'Fallon, MO

Listed 1 days

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Onyx Black 2025 GMC Yukon XL Denali Ultimate 4WD 10-Speed Automatic with Overdrive EcoTec3 6.2L V8 4WD.Recent Arrival!

2025 BUICK Envista

$27,582

MILEAGE Contact seller

SPECS

KL47LBEP2SB235623
ECOTEC 1.2L I-3 gasoline direct
Automatic
Gasoline
FWD
SUV

HIGHLIGHTS

Alloy Wheels
USB Port
Android Auto®
Apple CarPlay®
Automatic Emergency Braking

O'Fallon Buick GMC

O'Fallon, MO

Listed 1 days

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Summit White 2025 Buick Envista Sport Touring FWD 6-Speed Automatic ECOTEC 1.2L TurboRecent Arrival! 28/32 City/Highway MPG

2026 GMC Terrain

Contact Seller for Price

MILEAGE Contact seller

SPECS

3GKALMEG9TL171480
1.5L Turbo I4 175hp 184ft. lbs.
Cvt
Gasoline
FWD
SUV

O'Fallon Buick GMC

O'Fallon, MO

Listed 2 days

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2022 CADILLAC XT4

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MILEAGE Contact seller

SPECS

1GYFZDR46NF154546
2.0L Turbo I4 235hp 258ft. lbs.
9-speed Shiftable Automatic
Gasoline
AWD
SUV

HIGHLIGHTS

Audio Voice Recognition
Drivetrain Drive Mode Selector
Audio Streaming: Bluetooth
Audio - Radio: Touch Screen Display
Active Grille Shutters

O'Fallon Buick GMC

O'Fallon, MO

Listed 2 days

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2025 GMC Yukon XL

$104,265

MILEAGE Contact seller

SPECS

1GKS2KRL8SR363208
EcoTec3 6.2L V-8 gasoline direct
Automatic
Gasoline
4WD
SUV

HIGHLIGHTS

Third Row Seating
Adaptive Cruise Control
Alloy Wheels
Android Auto®
Apple CarPlay®

O'Fallon Buick GMC

O'Fallon, MO

Listed 2 days

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Titainium 2025 GMC Yukon XL Denali Ultimate 4WD 10-Speed Automatic with Overdrive EcoTec3 6.2L V8 4WD.Recent Arrival!

2026 BUICK Encore GX

$27,445

MILEAGE Contact seller

SPECS

KL4AMDSL1TB032143
ECOTEC 1.3L I-3 gasoline direct
Automatic
Gasoline
FWD
SUV

HIGHLIGHTS

Alloy Wheels
Android Auto®
Apple CarPlay®
Automatic Emergency Braking
Backup Camera

O'Fallon Buick GMC

O'Fallon, MO

Listed 2 days

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Red 2026 Buick Encore GX Sport Touring FWD CVT ECOTEC 1.3L TurboRecent Arrival! 29/31 City/Highway MPG

2025 GMC Yukon XL

$75,156

MILEAGE Contact seller

SPECS

1GKS2GRD3SR112764
EcoTec3 5.3L V-8 gasoline direct
Automatic
Gasoline
4WD
SUV

HIGHLIGHTS

Third Row Seating
Adaptive Cruise Control
Alloy Wheels
Android Auto®
Apple CarPlay®

O'Fallon Buick GMC

O'Fallon, MO

Listed 2 days

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Onyx Black 2025 GMC Yukon XL 4WD 10-Speed Automatic with Overdrive EcoTec3 5.3L V8 4WD.

2026 BUICK Encore GX

$27,445

MILEAGE Contact seller

SPECS

KL4AMDSL4TB031942
ECOTEC 1.3L I-3 gasoline direct
Automatic
Gasoline
FWD
SUV

HIGHLIGHTS

Alloy Wheels
Android Auto®
Apple CarPlay®
Automatic Emergency Braking
Backup Camera

O'Fallon Buick GMC

O'Fallon, MO

Listed 2 days

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Moonstone 2026 Buick Encore GX Sport Touring FWD CVT ECOTEC 1.3L TurboRecent Arrival! 29/31 City/Highway MPG

2025 BUICK Envista

$28,062

MILEAGE Contact seller

SPECS

KL47LBEP2SB236366
ECOTEC 1.2L I-3 gasoline direct
Automatic
Gasoline
FWD
SUV

HIGHLIGHTS

Alloy Wheels
USB Port
Android Auto®
Apple CarPlay®
Automatic Emergency Braking

O'Fallon Buick GMC

O'Fallon, MO

Listed 2 days

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Moonstone 2025 Buick Envista Sport Touring FWD 6-Speed Automatic ECOTEC 1.2L TurboRecent Arrival! 28/32 City/Highway MPG

2025 GMC Yukon XL

$107,640

MILEAGE Contact seller

SPECS

1GKS2KRL5SR354742
EcoTec3 6.2L V-8 gasoline direct
Automatic
Gasoline
4WD
SUV

HIGHLIGHTS

Third Row Seating
Adaptive Cruise Control
Alloy Wheels
Android Auto®
Apple CarPlay®

O'Fallon Buick GMC

O'Fallon, MO

Listed 2 days

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Volcanic Red 2025 GMC Yukon XL Denali Ultimate 4WD 10-Speed Automatic with Overdrive EcoTec3 6.2L V8 4WD.Recent Arrival!

2025 BUICK Envista

$25,065

MILEAGE Contact seller

SPECS

KL47LAEP3SB175555
ECOTEC 1.2L I-3 gasoline direct
Automatic
Gasoline
FWD
SUV

HIGHLIGHTS

Alloy Wheels
USB Port
Android Auto®
Apple CarPlay®
Automatic Emergency Braking

O'Fallon Buick GMC

O'Fallon, MO

Listed 2 days

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Cinnabar Metallic 2025 Buick Envista Preferred FWD 6-Speed Automatic ECOTEC 1.2L Turbo28/32 City/Highway MPG

2025 BUICK Envista

$27,485

MILEAGE Contact seller

SPECS

KL47LBEP0SB235765
ECOTEC 1.2L I-3 gasoline direct
Automatic
Gasoline
FWD
SUV

HIGHLIGHTS

Alloy Wheels
USB Port
Android Auto®
Apple CarPlay®
Automatic Emergency Braking

O'Fallon Buick GMC

O'Fallon, MO

Listed 2 days

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Ebony 2025 Buick Envista Sport Touring FWD 6-Speed Automatic ECOTEC 1.2L TurboRecent Arrival! 28/32 City/Highway MPG

2025 GMC Yukon XL

$109,490

MILEAGE Contact seller

SPECS

1GKS2KRL9SR349656
EcoTec3 6.2L V-8 gasoline direct
Automatic
Gasoline
4WD
SUV

HIGHLIGHTS

Third Row Seating
Adaptive Cruise Control
Alloy Wheels
Android Auto®
Apple CarPlay®

O'Fallon Buick GMC

O'Fallon, MO

Listed 2 days

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Sterling Metallic 2025 GMC Yukon XL Denali Ultimate 4WD 10-Speed Automatic with Overdrive EcoTec3 6.2L V8 4WD.

2025 BUICK Envista

$27,485

MILEAGE Contact seller

SPECS

KL47LBEP1SB235578
ECOTEC 1.2L I-3 gasoline direct
Automatic
Gasoline
FWD
SUV

HIGHLIGHTS

Alloy Wheels
USB Port
Android Auto®
Apple CarPlay®
Automatic Emergency Braking

O'Fallon Buick GMC

O'Fallon, MO

Listed 2 days

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Ocean 2025 Buick Envista Sport Touring FWD 6-Speed Automatic ECOTEC 1.2L TurboRecent Arrival! 28/32 City/Highway MPG

2021 CHEVROLET Tahoe

$49,000

MILEAGE 56,426 Miles

SPECS

1GNSKRKD1MR381017
EcoTec3 5.3L V-8 gasoline direct
Automatic
Gasoline
4WD
SUV

HIGHLIGHTS

USB Port
Third Row Seating
Alloy Wheels
Android Auto®
Apple CarPlay®

O'Fallon Buick GMC

O'Fallon, MO

Listed 2 days

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Priced below KBB Fair Purchase Price!APPLE CarPlay-ANDROID AUTO, LEATHER, 3RD ROW SEATING, SUNROOF/MOONROOF, ONE OWNER, LOCAL TRADE, KEYLESS START, METICULOUS SERVICE HISTORY, Tahoe RST, EcoTec3 5.3L V8, 4WD, Graywood Metallic, Jet Black/Victory Red...

O'Fallon Buick GMC Cars for Sale

2025 GMC Sierra

2025 GMC Sierra HD

2025 GMC Sierra

2024 BUICK Envista

2026 BUICK Encore GX

2025 GMC Sierra HD

2025 GMC Sierra

2025 BUICK Envista

2025 BUICK Envista

2025 BUICK Envista

2025 GMC Yukon XL

2025 BUICK Envista

2026 GMC Terrain

2022 CADILLAC XT4

2025 GMC Yukon XL

2026 BUICK Encore GX

2025 GMC Yukon XL

2026 BUICK Encore GX

2025 BUICK Envista

2025 GMC Yukon XL

2025 BUICK Envista

2025 BUICK Envista

2025 GMC Yukon XL

2025 BUICK Envista

2021 CHEVROLET Tahoe