Used Buick Encore GX for Sale in O Fallon, IL
Buy a luxurious Buick Encore GX in the city where Joseph W. Schmitt was born
Skip to Filters
560 listings
- New Listing
- 15,846 miles
- 5 Seats, 26 City / 29 Hwy MPG
- CarMax (In-stock online)
- Transfer available from WI to IL*
Close
Located in Kenosha, WI / 294 miles away from O Fallon, IL
CarMax values transparency and wants you to love your next car, not settle on it. Certain vehicles may have unrepaired safety recalls. Check nhtsa.gov...
AutoCheck Vehicle History Summary Unavailable.
Features and Specs:
27 Combined MPG (26 City/29 Highway)
Listing Information:
VIN: KL4MMCSL0NB084809
Stock: 27539938
Certified Pre-Owned: No - New Listing
- 1,844 miles
- 5 Seats, 30 City / 31 Hwy MPG
- CarMax (In-stock online)
- Transfer available from AZ to IL*
Close
Located in Gilbert, AZ / 1,273 miles away from O Fallon, IL
CarMax values transparency and wants you to love your next car, not settle on it. Certain vehicles may have unrepaired safety recalls. Check nhtsa.gov...
AutoCheck Vehicle History Summary Unavailable.
Features and Specs:
30 Combined MPG (30 City/31 Highway)
Listing Information:
VIN: KL4AMBSP1SB155737
Stock: 27451972
Certified Pre-Owned: No - New Listing$26,998fair price
- 5,947 miles
- 1 accident, 1 owner, personal use only
- 5 Seats, 26 City / 28 Hwy MPG
- CarMax (In-stock online)
- Transfer available from TX to IL*
Close
Located in Houston, TX / 690 miles away from O Fallon, IL
CarMax values transparency and wants you to love your next car, not settle on it. Certain vehicles may have unrepaired safety recalls. Check nhtsa.gov...
AutoCheck Vehicle History Summary
Accident Free Vehicle: No
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: KL4AMESL9RB083159
Stock: 27163275
Certified Pre-Owned: No - $21,998fair price$366 above market
- 18,276 miles
- 1 accident, 1 owner, personal use
- 5 Seats, 26 City / 29 Hwy MPG
- CarMax (In-stock online)
- Transfer available from MD to IL*
Close
Located in Gaithersburg, MD / 685 miles away from O Fallon, IL
CarMax values transparency and wants you to love your next car, not settle on it. Certain vehicles may have unrepaired safety recalls. Check nhtsa.gov...
AutoCheck Vehicle History Summary
Accident Free Vehicle: No
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
27 Combined MPG (26 City/29 Highway)
Listing Information:
VIN: KL4MMCSL8NB140835
Stock: 27366439
Certified Pre-Owned: No - New Listing
- 16,327 miles
- 5 Seats, 29 City / 31 Hwy MPG
- CarMax (In-stock online)
- Transfer available from GA to IL*
Close
Located in Buford, GA / 451 miles away from O Fallon, IL
CarMax values transparency and wants you to love your next car, not settle on it. Certain vehicles may have unrepaired safety recalls. Check nhtsa.gov...
AutoCheck Vehicle History Summary Unavailable.
Features and Specs:
30 Combined MPG (29 City/31 Highway)
Listing Information:
VIN: KL4MMBS22PB086825
Stock: 27290903
Certified Pre-Owned: No - New Listing
- 16,906 miles
- 5 Seats, 29 City / 32 Hwy MPG
- CarMax (In-stock online)
- Transfer available from FL to IL*
Close
Located in Jacksonville, FL / 743 miles away from O Fallon, IL
CarMax values transparency and wants you to love your next car, not settle on it. Certain vehicles may have unrepaired safety recalls. Check nhtsa.gov...
AutoCheck Vehicle History Summary Unavailable.
Features and Specs:
30 Combined MPG (29 City/32 Highway)
Listing Information:
VIN: KL4MMFSL5PB121969
Stock: 27463481
Certified Pre-Owned: No - $20,845fair price
- 34,812 miles
- No accidents, 1 owner, personal use only
- 5 Seats, 29 City / 31 Hwy MPG
- Driveway (In-stock online)
- Home delivery*
Close
Located in Rockwall, TX / 533 miles away from O Fallon, IL
Apple CarPlay,Back-Up Camera,Bluetooth,Heated Seats,Keyless Start,Lane Keeping Assist,Remote Start,Satellite Radio,Turbo/Supercharged,WiFi Hotspot,3 C...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
30 Combined MPG (29 City/31 Highway)
Listing Information:
VIN: KL4MMDS24PB064840
Stock: PB064840A
Certified Pre-Owned: No - 20,510 miles
- 1 accident, 1 owner, personal use only
- 5 Seats, 29 City / 31 Hwy MPG
- CarMax (In-stock online)
- Transfer available from VA to IL*
Close
Located in Virginia Beach, VA / 762 miles away from O Fallon, IL
CarMax values transparency and wants you to love your next car, not settle on it. Certain vehicles may have unrepaired safety recalls. Check nhtsa.gov...
AutoCheck Vehicle History Summary
Accident Free Vehicle: No
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
30 Combined MPG (29 City/31 Highway)
Listing Information:
VIN: KL4MMBS26PB102086
Stock: 26583332
Certified Pre-Owned: No- $22,500fair price$504 above market
- 39,535 miles
- No accidents, 1 owner, personal use only
- 5 Seats, 26 City / 29 Hwy MPG
- Iron Ford (31 mi away)
Close
Located in Sparta, IL / 31 miles away from O Fallon, IL
EquipmentLane Keep Assist in this vehicle helps maintain safe driving by gently steering to stay within the lane. Protect this unit from unwanted acci...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
27 Combined MPG (26 City/29 Highway)
Listing Information:
VIN: KL4MMESL5PB116619
Stock: 6007A
Certified Pre-Owned: No
Listed since: 12-21-2024 - New Listing
- 23,120 miles
- No accidents, 1 owner, personal use only
- 5 Seats, 29 City / 32 Hwy MPG
- Cardinal Buick GMC (8 mi away)
Close
Located in Belleville, IL / 8 miles away from O Fallon, IL
Moonstone Gray Metallic 2023 Buick Encore GX Essence FWD CVT ECOTEC 1.3L TurboDon't see the exact vehicle you like, no problem! We have multiple locat...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
30 Combined MPG (29 City/32 Highway)
Listing Information:
VIN: KL4MMFSL5PB122619
Stock: B4336A
Certified Pre-Owned: No
Listed since: 06-20-2025 - Price Drop
- 12,417 miles
- No accidents, 1 owner, personal use
- 5 Seats, 29 City / 31 Hwy MPG
- Carvana (In-stock online)
- Home delivery*
Close
Located in Cleveland, OH / 478 miles away from O Fallon, IL
At Carvana, we go miles beyond the extra mile. That's why we provide you with a convenient, fast, and hassle-free car buying experience that puts you ...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
30 Combined MPG (29 City/31 Highway)
Listing Information:
VIN: KL4MMBS29NB122717
Stock: 2003780312
Certified Pre-Owned: No
Listed since: 06-10-2025 - New Listing
- 17,831 miles
- 5 Seats, 29 City / 31 Hwy MPG
- CarMax (In-stock online)
- Transfer available from GA to IL*
Close
Located in Norcross, GA / 452 miles away from O Fallon, IL
CarMax values transparency and wants you to love your next car, not settle on it. Certain vehicles may have unrepaired safety recalls. Check nhtsa.gov...
AutoCheck Vehicle History Summary Unavailable.
Features and Specs:
30 Combined MPG (29 City/31 Highway)
Listing Information:
VIN: KL4AMDSL9RB180601
Stock: 27204116
Certified Pre-Owned: No - 11,223 miles
- No accidents, 1 owner, personal use
- 5 Seats, 26 City / 29 Hwy MPG
- Carvana (In-stock online)
- Home delivery*
Close
Located in Buffalo, NY / 650 miles away from O Fallon, IL
At Carvana, we go miles beyond the extra mile. That's why we provide you with a convenient, fast, and hassle-free car buying experience that puts you ...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
28 Combined MPG (26 City/29 Highway)
Listing Information:
VIN: KL4MMCSL4LB133071
Stock: 2003788130
Certified Pre-Owned: No
Listed since: 06-10-2025- New Listing
- 30,066 miles
- 1 accident, 1 owner, corporate fleet vehicle
- 5 Seats
- CarMax (In-stock online)
- Transfer available from IN to IL*
Close
Located in Indianapolis, IN / 224 miles away from O Fallon, IL
CarMax values transparency and wants you to love your next car, not settle on it. Certain vehicles may have unrepaired safety recalls. Check nhtsa.gov...
AutoCheck Vehicle History Summary
Accident Free Vehicle: No
Personal Use Only: No
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
Listing Information:
VIN: KL4MMDSL3LB098979
Stock: 27245607
Certified Pre-Owned: No - Price Drop
- 9,894 miles
- No accidents, 1 owner, corporate fleet vehicle
- 5 Seats, 29 City / 31 Hwy MPG
- Carvana (In-stock online)
- Home delivery*
Close
Located in Columbus, OH / 381 miles away from O Fallon, IL
At Carvana, we go miles beyond the extra mile. That's why we provide you with a convenient, fast, and hassle-free car buying experience that puts you ...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: No
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
30 Combined MPG (29 City/31 Highway)
Listing Information:
VIN: KL4MMDS28PB082807
Stock: 2003809140
Certified Pre-Owned: No
Listed since: 06-19-2025 - 11,477 miles
- No accidents, 2 owners, personal use
- 5 Seats, 26 City / 29 Hwy MPG
- Carvana (In-stock online)
- Home delivery*
Close
Located in Dallas, TX / 554 miles away from O Fallon, IL
At Carvana, we go miles beyond the extra mile. That's why we provide you with a convenient, fast, and hassle-free car buying experience that puts you ...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
27 Combined MPG (26 City/29 Highway)
Listing Information:
VIN: KL4MMCSLXNB052501
Stock: 2003780147
Certified Pre-Owned: No
Listed since: 05-30-2025- 31,770 miles
- 1 accident, 1 owner, personal use only
- 5 Seats
- CarMax (In-stock online)
- Transfer available from TX to IL*
Close
Located in San Antonio, TX / 789 miles away from O Fallon, IL
CarMax values transparency and wants you to love your next car, not settle on it. Certain vehicles may have unrepaired safety recalls. Check nhtsa.gov...
AutoCheck Vehicle History Summary
Accident Free Vehicle: No
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
Listing Information:
VIN: KL4MMDSL2LB107042
Stock: 27520532
Certified Pre-Owned: No- New Listing
- 39,135 miles
- No accidents, 1 owner, personal use only
- 5 Seats, 28 City / 31 Hwy MPG
- Cardinal Buick GMC (8 mi away)
Close
Located in Belleville, IL / 8 miles away from O Fallon, IL
Ebony Twilight Metallic 2021 Buick Encore GX Preferred FWD CVT ECOTEC 1.2L TurboDon't see the exact vehicle you like, no problem! We have multiple loc...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
29 Combined MPG (28 City/31 Highway)
Listing Information:
VIN: KL4MMBS21MB085662
Stock: B4168A
Certified Pre-Owned: No
Listed since: 06-20-2025 - Price Drop
- 12,276 miles
- No accidents, 1 owner, corporate fleet vehicle
- 5 Seats, 26 City / 29 Hwy MPG
- Carvana (In-stock online)
- Home delivery*
Close
Located in Columbus, OH / 381 miles away from O Fallon, IL
At Carvana, we go miles beyond the extra mile. That's why we provide you with a convenient, fast, and hassle-free car buying experience that puts you ...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: No
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
27 Combined MPG (26 City/29 Highway)
Listing Information:
VIN: KL4MMESLXPB121931
Stock: 2003796458
Certified Pre-Owned: No
Listed since: 06-12-2025 - Price Drop
- 16,399 miles
- No accidents, 1 owner, corporate fleet vehicle
- 5 Seats
- Carvana (In-stock online)
- Home delivery*
Close
Located in Cincinnati, OH / 292 miles away from O Fallon, IL
At Carvana, we go miles beyond the extra mile. That's why we provide you with a convenient, fast, and hassle-free car buying experience that puts you ...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: No
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
Listing Information:
VIN: KL4MMDSL5PB098424
Stock: 2003794488
Certified Pre-Owned: No
Listed since: 06-10-2025 - Price Drop
- 15,075 miles
- No accidents, 1 owner, personal use only
- 5 Seats, 26 City / 29 Hwy MPG
- Carvana (In-stock online)
- Home delivery*
Close
Located in Charlotte, NC / 552 miles away from O Fallon, IL
At Carvana, we go miles beyond the extra mile. That's why we provide you with a convenient, fast, and hassle-free car buying experience that puts you ...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
27 Combined MPG (26 City/29 Highway)
Listing Information:
VIN: KL4MMCSLXPB160359
Stock: 2003614337
Certified Pre-Owned: No
Listed since: 04-03-2025
Showing 484 - 504 out of 560 listings
Filters
Skip to ResultsApplied Filters4Active
Make & Model
Year
New / Used
Price & Payments
Price Rating
Body Type
Trim
Mileage
Accidents & History
Engine & Drivetrain
Exterior Color
Interior Color
Total Seating
Edmunds Review
Features
Options & Packages
MPG
* Delivery of any kind does not apply to Alaska and Hawaii. Contact the dealer for delivery details, restrictions and costs.