Used Gray Buick for Sale in O Fallon, IL

501 results

2024 Buick Enclave

Essence AWD

27,401 miles

$33,965

Year:: 2024
Make:: Buick
Model:: Enclave
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 310 hp 3.6L V6
Exterior color:: Moonstone Gray Metallic
Combined gas mileage:: 21 MPG
Fuel type:: Gasoline
Interior color:: Black (Dark Galvanized With Ebony Interior Accents)
Transmission:: 9-Speed Automatic
Mileage:: 27,401
Stock #:: P7053
VIN:: 5GAEVAKW8RJ108065

2024 Buick Encore GX

Sport Touring FWD

48,413 miles

$21,780

Year:: 2024
Make:: Buick
Model:: Encore GX
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Front-Wheel Drive
Engine:: 155 hp 1.3L I3
Exterior color:: Moonstone Gray Metallic
Combined gas mileage:: 30 MPG
Fuel type:: Gasoline
Mileage:: 48,413
Stock #:: B4955A
VIN:: KL4AMDSL1RB047329

2025 Buick Enclave

Preferred FWD

22,959 miles

$36,595

Fair Deal

$686/mo est.

Manufacturer certified

Highland, IL

16 mi away

Year:: 2025
Make:: Buick
Model:: Enclave
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Front-Wheel Drive
Engine:: 328 hp 2.5L I4
Exterior color:: Gray Metallic
Combined gas mileage:: 23 MPG
Fuel type:: Gasoline
Interior color:: Black (Ebony Seats With Sky Gray Ebony Interior)
Transmission:: 8-Speed Automatic
Mileage:: 22,959
Stock #:: PF39134
VIN:: 5GAERARS4SJ221198

2025 Buick Encore GX

Sport Touring AWD

10,026 miles

$24,606

Year:: 2025
Make:: Buick
Model:: Encore GX
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: All-Wheel Drive
Engine:: 155 hp 1.3L I3
Exterior color:: Moonstone Gray Metallic
Combined gas mileage:: 27 MPG
Fuel type:: Gasoline
Interior color:: Black (Ebony)
Transmission:: 9-Speed Automatic
Mileage:: 10,026
Stock #:: 86F03027
VIN:: KL4AMESL4SB029712

2017 Buick Verano

Sport Touring FWD

84,709 miles

$11,299

Year:: 2017
Make:: Buick
Model:: Verano
Body type:: Sedan
Doors:: 4 doors
Drivetrain:: Front-Wheel Drive
Engine:: 180 hp 2.4L I4 Flex Fuel Vehicle
Exterior color:: Gray
Fuel type:: Flex Fuel Vehicle
Interior color:: Gray
Transmission:: 6-Speed Automatic
Mileage:: 84,709
Stock #:: 1841
VIN:: 1G4PR5SK7H4120409

2025 Buick Encore GX

Preferred AWD

19,517 miles

$21,018

Year:: 2025
Make:: Buick
Model:: Encore GX
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: All-Wheel Drive
Engine:: 155 hp 1.3L I3
Exterior color:: Gray
Combined gas mileage:: 27 MPG
Fuel type:: Gasoline
Interior color:: Black
Transmission:: Automatic
Mileage:: 19,517
Stock #:: BSB171716
VIN:: KL4AMCSL3SB171716

2025 Buick Encore GX

Preferred FWD

17,697 miles

$21,591

Year:: 2025
Make:: Buick
Model:: Encore GX
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Front-Wheel Drive
Engine:: 155 hp 1.3L I3
Exterior color:: Gray Metallic
Combined gas mileage:: 30 MPG
Fuel type:: Gasoline
Interior color:: Black (Ebony Seats With Ebony Interior Accents)
Transmission:: Continuously Variable Transmission
Mileage:: 17,697
Stock #:: PBW4167
VIN:: KL4AMBSL8SB196329

2025 Buick Envista

Preferred FWD

28,460 miles

$21,798

Year:: 2025
Make:: Buick
Model:: Envista
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Front-Wheel Drive
Engine:: 137 hp 1.2L I3 Flex Fuel Vehicle
Exterior color:: Gray
Combined gas mileage:: 22 MPG
Fuel type:: Flex Fuel Vehicle
Transmission:: Automatic
Mileage:: 28,460
Stock #:: 60091
VIN:: KL47LAEP2SB228925

2025 Buick Envista

Preferred FWD

24,715 miles

$22,135

Year:: 2025
Make:: Buick
Model:: Envista
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Front-Wheel Drive
Engine:: 137 hp 1.2L I3 Flex Fuel Vehicle
Exterior color:: Gray
Combined gas mileage:: 22 MPG
Fuel type:: Flex Fuel Vehicle
Transmission:: Automatic
Mileage:: 24,715
Stock #:: 60090
VIN:: KL47LAEPXSB222824

2022 Buick Envision

Essence FWD

54,729 miles

$24,900

Year:: 2022
Make:: Buick
Model:: Envision
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Front-Wheel Drive
Engine:: 228 hp 2L I4
Exterior color:: Gray (Satin Steel Metallic (gir))
Combined gas mileage:: 27 MPG
Fuel type:: Gasoline
Interior color:: Black (Ebony (hla))
Transmission:: 9-Speed Automatic
Mileage:: 54,729
Stock #:: Y7717A
VIN:: LRBFZNR46ND109449

Preparing for a close up...

Photos coming soon

2024 Buick Enclave

Essence AWD

30,719 miles

$33,414

Year:: 2024
Make:: Buick
Model:: Enclave
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 310 hp 3.6L V6
Exterior color:: Moonstone Gray Metallic
Combined gas mileage:: 21 MPG
Fuel type:: Gasoline
Interior color:: Black (Dark Galvanized With Ebony Interior Accents)
Transmission:: 9-Speed Automatic
Mileage:: 30,719
Stock #:: CP17160
VIN:: 5GAEVAKW4RJ108452

Preparing for a close up...

Photos coming soon

2023 Buick Envision

Avenir AWD

15,890 miles

$32,455

Year:: 2023
Make:: Buick
Model:: Envision
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: All-Wheel Drive
Engine:: 228 hp 2L I4
Exterior color:: Moonstone Gray Metallic
Combined gas mileage:: 25 MPG
Fuel type:: Gasoline
Interior color:: Brown (Whisper Beige)
Transmission:: 9-Speed Automatic
Mileage:: 15,890
Stock #:: R86826
VIN:: LRBFZSR45PD175346

Preparing for a close up...

Photos coming soon

2024 Buick Envision

Avenir AWD

10,771 miles

$37,582

Year:: 2024
Make:: Buick
Model:: Envision
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: All-Wheel Drive
Engine:: 228 hp 2L I4
Exterior color:: Moonstone Gray Metallic
Combined gas mileage:: 25 MPG
Fuel type:: Gasoline
Interior color:: Cool Gray
Transmission:: 9-Speed Automatic
Mileage:: 10,771
Stock #:: A87149
VIN:: LRBFZSE42RD076119

Preparing for a close up...

Photos coming soon

2023 Buick Enclave

Essence AWD

28,256 miles

$33,712

Good Deal

$642/mo est.

Manufacturer certified

Granite City, IL

16 mi away

Year:: 2023
Make:: Buick
Model:: Enclave
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 310 hp 3.6L V6
Exterior color:: Moonstone Gray Metallic
Combined gas mileage:: 21 MPG
Fuel type:: Gasoline
Interior color:: Brown (Whisper Beige seats with Ebony interior accents Le)
Transmission:: Automatic
Mileage:: 28,256
Stock #:: B2939
VIN:: 5GAEVAKW0PJ231999

Preparing for a close up...

Photos coming soon

2021 Buick Envision

Essence AWD

62,007 miles

$22,812

Good Deal

$443/mo est.

Manufacturer certified

Granite City, IL

16 mi away

Year:: 2021
Make:: Buick
Model:: Envision
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: All-Wheel Drive
Engine:: 228 hp 2L I4
Exterior color:: Gray (Satin Steel Metallic)
Combined gas mileage:: 25 MPG
Fuel type:: Gasoline
Interior color:: Black (Ebony seats Leather)
Transmission:: Automatic
Mileage:: 62,007
Stock #:: 39839A
VIN:: LRBFZPR48MD139028

Preparing for a close up...

Photos coming soon

2025 Buick Encore GX

Preferred FWD

25,296 miles

$19,990

Year:: 2025
Make:: Buick
Model:: Encore GX
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Front-Wheel Drive
Exterior color:: Gray
Transmission:: Continuously Variable Transmission
Mileage:: 25,296
Stock #:: 60129
VIN:: KL4AMBSL1SB175449

Preparing for a close up...

Photos coming soon

2024 Buick Enclave

Essence AWD

15,213 miles

$37,359

Year:: 2024
Make:: Buick
Model:: Enclave
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 310 hp 3.6L V6
Exterior color:: Moonstone Gray Metallic
Combined gas mileage:: 21 MPG
Fuel type:: Gasoline
Interior color:: Black (Dark Galvanized With Ebony Interior Accents)
Transmission:: 9-Speed Automatic
Mileage:: 15,213
Stock #:: P8188
VIN:: 5GAEVAKW1RJ109641

Preparing for a close up...

Photos coming soon

2024 Buick Enclave

Essence AWD

27,401 miles

$33,965

Year:: 2024
Make:: Buick
Model:: Enclave
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 310 hp 3.6L V6
Exterior color:: Moonstone Gray Metallic
Combined gas mileage:: 21 MPG
Fuel type:: Gasoline
Interior color:: Black (Dark Galvanized With Ebony Interior Accents)
Transmission:: 9-Speed Automatic
Mileage:: 27,401
Stock #:: P7053
VIN:: 5GAEVAKW8RJ108065

Preparing for a close up...

Photos coming soon

2024 Buick Enclave

Premium AWD

54,089 miles

$28,780

Year:: 2024
Make:: Buick
Model:: Enclave
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 310 hp 3.6L V6
Exterior color:: Moonstone Gray Metallic
Combined gas mileage:: 21 MPG
Fuel type:: Gasoline
Interior color:: Black (Dark Galvanized With Ebony Interior Accents)
Transmission:: 9-Speed Automatic
Mileage:: 54,089
Stock #:: U6807
VIN:: 5GAEVBKW0RJ128106

Preparing for a close up...

Photos coming soon

2015 Buick LaCrosse

Leather FWD

30,224 miles

$16,988

Year:: 2015
Make:: Buick
Model:: LaCrosse
Body type:: Sedan
Doors:: 4 doors
Drivetrain:: Front-Wheel Drive
Engine:: 304 hp 3.6L V6
Exterior color:: Gray
Combined gas mileage:: 23 MPG
Fuel type:: Gasoline
Interior color:: Black
Transmission:: Automatic
Mileage:: 30,224
Stock #:: 10-1572
VIN:: 1G4GB5G32FF133737

Preparing for a close up...

Photos coming soon

2025 Buick Envista

Sport Touring FWD

16,338 miles

$25,366

Year:: 2025
Make:: Buick
Model:: Envista
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Front-Wheel Drive
Engine:: 137 hp 1.2L I3 Flex Fuel Vehicle
Exterior color:: Gray
Combined gas mileage:: 22 MPG
Fuel type:: Flex Fuel Vehicle
Transmission:: Automatic
Mileage:: 16,338
Stock #:: 59984
VIN:: KL47LBEP6SB227041

Preparing for a close up...

Photos coming soon

2023 Buick Encore GX

Preferred FWD

41,376 miles

$20,234

Year:: 2023
Make:: Buick
Model:: Encore GX
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Front-Wheel Drive
Engine:: 137 hp 1.2L I3
Exterior color:: Moonstone Gray Metallic
Combined gas mileage:: 30 MPG
Fuel type:: Gasoline
Interior color:: Black (Ebony with Ebony interior accents Cloth)
Transmission:: Continuously Variable Transmission
Mileage:: 41,376
Stock #:: P19136
VIN:: KL4MMBS27PB152317

Preparing for a close up...

Photos coming soon

2023 Buick Enclave

Essence AWD

26,588 miles

$34,160

Year:: 2023
Make:: Buick
Model:: Enclave
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 310 hp 3.6L V6
Exterior color:: Moonstone Gray Metallic
Combined gas mileage:: 21 MPG
Fuel type:: Gasoline
Interior color:: Black (Dark Galvanized With Ebony Interior Accents)
Transmission:: 9-Speed Automatic
Mileage:: 26,588
Stock #:: MP17236
VIN:: 5GAEVAKW5PJ138153

Preparing for a close up...

Photos coming soon

2025 Buick Envista

Sport Touring FWD

26,026 miles

$24,499

Year:: 2025
Make:: Buick
Model:: Envista
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Front-Wheel Drive
Engine:: 137 hp 1.2L I3 Flex Fuel Vehicle
Exterior color:: Gray
Combined gas mileage:: 22 MPG
Fuel type:: Flex Fuel Vehicle
Transmission:: Automatic
Mileage:: 26,026
Stock #:: 60210
VIN:: KL47LBEP5SB219349

A better way to discover your best deal

Let us help you find a car you’ll love.

Used Gray Buick for Sale in O Fallon, IL

2024 Buick Enclave

$33,965

2024 Buick Encore GX

$21,780

2025 Buick Enclave

$36,595

2025 Buick Encore GX

$24,606

2017 Buick Verano

$11,299

2025 Buick Encore GX

$21,018

2025 Buick Encore GX

$21,591

2025 Buick Envista

$21,798

2025 Buick Envista

$22,135

2022 Buick Envision

$24,900

2024 Buick Enclave

$33,414

2023 Buick Envision

$32,455

2024 Buick Envision

$37,582

2023 Buick Enclave

$33,712

2021 Buick Envision

$22,812

2025 Buick Encore GX

$19,990

2024 Buick Enclave

$37,359

2024 Buick Enclave

$33,965

2024 Buick Enclave

$28,780

2015 Buick LaCrosse

$16,988

2025 Buick Envista

$25,366

2023 Buick Encore GX

$20,234

2023 Buick Enclave

$34,160

2025 Buick Envista

$24,499

Shop by Color

Shop by Bodystyle

Shop by Tow Package

A better way to discover your best deal