Used Cadillac XT6 for Sale in O Fallon, IL
Buy a luxurious Cadillac XT6 in the city where Joseph W. Schmitt was born
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166 listings
- Price Drop
- 14,422 miles
- No accidents, 2 owners, personal use
- 7 Seats, 18 City / 25 Hwy MPG
- Sapaugh GM Country (35 mi away)
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Located in Herculaneum, MO / 35 miles away from O Fallon, IL
** We are 15 minutes south of St. Louis. Everyone leaves happy! Radiant Red Tintcoat 2024 Cadillac XT6 Premium Luxury AWD 9-Speed Automatic 3.6L V6 DI...
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:
21 Combined MPG (18 City/25 Highway)
Listing Information:
VIN: 1GYKPDRS4RZ712370
Stock: 257527
Certified Pre-Owned: No
Listed since: 05-29-2025 - 27,244 miles
- No accidents, 1 owner, personal use only
- 7 Seats, 18 City / 25 Hwy MPG
- Jack Schmitt Chevrolet of Wood River (22 mi away)
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Located in Wood River, IL / 22 miles away from O Fallon, IL
This vehicle is a Cadillac SUV 4x4 XT6 Sport from 2023, with a 3.6 liter 6 cylinder engine and fuel injection. It has an exterior of white and an inte...
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:
21 Combined MPG (18 City/25 Highway)
Listing Information:
VIN: 1GYKPGRS8PZ214039
Stock: P7636
Certified Pre-Owned: No
Listed since: 06-07-2025- New ListingNot Priced
- 11,886 miles
- No accidents, personal use only
- 7 Seats, 21 City / 26 Hwy MPG
- Jack Schmitt Chevrolet of Wood River (22 mi away)
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Located in Wood River, IL / 22 miles away from O Fallon, IL
This 2023 Cadillac XT6 Luxury Vehicle is a state-of-the-art motorcar, with low mileage and a 4x4 2.0 liter 4 cylinder engine, turbocharged. It has a g...
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:
23 Combined MPG (21 City/26 Highway)
Listing Information:
VIN: 1GYKPBR40PZ121147
Stock: P7676
Certified Pre-Owned: No
Listed since: 06-20-2025 - Price Drop
- 30,861 miles
- No accidents, 1 owner, personal use
- 7 Seats, 18 City / 25 Hwy MPG
- Dave Mungenast St. Louis Honda (24 mi away)
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Located in Saint Louis, MO / 24 miles away from O Fallon, IL
Welcome to Dave Mungenast St. Louis Honda. We are one of the St. Louis area's largest Honda dealers. Founded in 1965 the Mungenast family has served t...
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:
21 Combined MPG (18 City/25 Highway)
Listing Information:
VIN: 1GYKPGRS5PZ161803
Stock: P21509
Certified Pre-Owned: No
Listed since: 04-30-2025 - Not Priced
- 17,326 miles
- No accidents, 1 owner, corporate fleet vehicle
- 6 Seats, 19 City / 26 Hwy MPG
- Jack Schmitt Chevrolet of Wood River (22 mi away)
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Located in Wood River, IL / 22 miles away from O Fallon, IL
This vehicle is a Cadillac XT6 Premium Luxury, made in 2024 and with 17,326 miles. It is equipped with a 3.6 liter 6 cylinder engine that is fuel inje...
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:
21 Combined MPG (19 City/26 Highway)
Listing Information:
VIN: 1GYKPCRS4RZ725730
Stock: P7625
Certified Pre-Owned: No
Listed since: 06-06-2025 - 46,818 miles
- No accidents, 1 owner, personal use
- 7 Seats, 17 City / 24 Hwy MPG
- Sapaugh GM Country (35 mi away)
Close
Located in Herculaneum, MO / 35 miles away from O Fallon, IL
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:
20 Combined MPG (17 City/24 Highway)
Listing Information:
VIN: 1GYKPGRS8LZ102948
Stock: 2574891
Certified Pre-Owned: No
Listed since: 06-11-2025- 39,182 miles
- No accidents, 1 owner, personal use
- 6 Seats, 18 City / 25 Hwy MPG
- Sapaugh GM Country (35 mi away)
Close
Located in Herculaneum, MO / 35 miles away from O Fallon, IL
** We are 15 minutes south of St. Louis. Everyone leaves happy! Recent Arrival! Latte Metallic 2023 Cadillac XT6 Premium Luxury AWD 9-Speed Automatic ...
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:
21 Combined MPG (18 City/25 Highway)
Listing Information:
VIN: 1GYKPDRS5PZ106220
Stock: 257563
Certified Pre-Owned: No
Listed since: 06-12-2025- New ListingNot Priced
- 24,444 miles
- No accidents, 1 owner, personal use
- 6 Seats, 18 City / 25 Hwy MPG
- Suntrup Buick GMC (40 mi away)
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Located in Saint Peters, MO / 40 miles away from O Fallon, IL
This vehicle is a 2024 Cadillac XT6 Sport, a four-wheel drive SUV with a 3.6 liter 6 cylinder engine and fuel injection. It has a crash test rating of...
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:
21 Combined MPG (18 City/25 Highway)
Listing Information:
VIN: 1GYKPGRS6RZ705390
Stock: P6742
Certified Pre-Owned: No
Listed since: 06-20-2025 - 119,217 miles
- Issue reported, 2 owners, personal use only
- 6 Seats, 17 City / 24 Hwy MPG
- Jack Schmitt Chevrolet of O'Fallon (2 mi away)
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Located in O Fallon, IL / 2 miles away from O Fallon, IL
Clean CARFAX. This 2020 Cadillac XT6 comes equipped with the following - Comfort & Air Quality Package (Air Ionizer, Heated Rear Outboard Seating Posi...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Issue reported
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
20 Combined MPG (17 City/24 Highway)
Listing Information:
VIN: 1GYKPGRS2LZ191948
Stock: 16245P-1
Certified Pre-Owned: No
Listed since: 04-12-2025- 76,399 miles
- 1 accident, 1 owner, personal use only
- 6 Seats, 19 City / 26 Hwy MPG
- AutoCenters Nissan (35 mi away)
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Located in Herculaneum, MO / 35 miles away from O Fallon, IL
ONE OWNER VEHICLE, XT6 Premium Luxury, 4D Sport Utility, Garnet Metallic, 2-Way Power Driver Lumbar Control Seat Adjuster, 2-Way Power Passenger Lumba...
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:
21 Combined MPG (19 City/26 Highway)
Listing Information:
VIN: 1GYKPCRS0MZ194566
Stock: R84264
Certified Pre-Owned: No
Listed since: 04-30-2025- 55,576 miles
- 1 accident, 2 owners, personal use
- 6 Seats, 18 City / 25 Hwy MPG
- Johnny Londoff Autoplex (44 mi away)
- Home delivery*
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Located in St Peters, MO / 44 miles away from O Fallon, IL
Vehicle DetailsExperience the epitome of sophistication and performance with the 2021 Cadillac XT6 Premium Luxury AWD. This distinguished SUV ...
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:
21 Combined MPG (18 City/25 Highway)
Listing Information:
VIN: 1GYKPDRS2MZ100578
Stock: A3212AA
Certified Pre-Owned: No
Listed since: 04-28-2025- Price Drop$25,999good price$3,347 below market
- 70,764 miles
- No accidents, 3 owners, corporate fleet vehicle
- 6 Seats, 19 City / 26 Hwy MPG
- Driveway (In-stock online)
- Home delivery*
Close
Located in Wesley Chapel, FL / 833 miles away from O Fallon, IL
Apple CarPlay,Automatic Parking,Back-Up Camera,Blind Spot Monitor,Bluetooth,Brake Assist,Hands-Free Liftgate,Heads-Up Display,Heated Seats,Heated Stee...
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:
21 Combined MPG (19 City/26 Highway)
Listing Information:
VIN: 1GYKPCRS7MZ205336
Stock: MZ205336A
Certified Pre-Owned: No - $57,215great price$16,371 below market
- 1,043 miles
- No accidents, 1 owner, personal use only
- 7 Seats, 18 City / 25 Hwy MPG
- Dave Sinclair Lincoln St Peters (41 mi away)
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Located in Saint Peters, MO / 41 miles away from O Fallon, IL
Confidently capable, our One Owner, Accident-Free, Ultra Low Mile 2025 Cadillac XT6 Premium Luxury AWD with the Platinum Pack brings spacious elegance...
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:
20 Combined MPG (18 City/25 Highway)
Listing Information:
VIN: 1GYKPFRS2SZ104588
Stock: S210A
Certified Pre-Owned: No - $50,190great price$5,839 below market
- 5,717 miles
- No accidents, personal use only
- 7 Seats, 19 City / 26 Hwy MPG
- ELCO Cadillac (35 mi away)
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Located in Ballwin, MO / 35 miles away from O Fallon, IL
This vehicle is in-stock at ELCO Cadillac, a Ballwin Missouri dealership servicing the Saint Louis area. Established in 1985, ELCO Cadillac offers a f...
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:
21 Combined MPG (19 City/26 Highway)
Listing Information:
VIN: 1GYKPCRS2SZ103181
Stock: L500490
Certified Pre-Owned: No
Listed since: 06-06-2025 - New Listing$39,998great price$3,825 below market
- 25,378 miles
- No accidents, 1 owner, corporate fleet vehicle
- 6 Seats, 19 City / 26 Hwy MPG
- CarMax (In-stock online)
- Transfer available from MS to IL*
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Located in Jackson, MS / 427 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: 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:
21 Combined MPG (19 City/26 Highway)
Listing Information:
VIN: 1GYKPCRS4PZ213303
Stock: 27462921
Certified Pre-Owned: No - $51,865great price$4,516 below market
- 5,916 miles
- No accidents, personal use only
- 7 Seats, 19 City / 26 Hwy MPG
- ELCO Cadillac (35 mi away)
Close
Located in Ballwin, MO / 35 miles away from O Fallon, IL
This vehicle is in-stock at ELCO Cadillac, a Ballwin Missouri dealership servicing the Saint Louis area. Established in 1985, ELCO Cadillac offers a f...
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:
21 Combined MPG (19 City/26 Highway)
Listing Information:
VIN: 1GYKPCRS1SZ125429
Stock: L502730
Certified Pre-Owned: No
Listed since: 06-07-2025 - New Listing$30,998good price$3,080 below market
- 62,148 miles
- No accidents, 3 owners, rental vehicle
- 7 Seats, 18 City / 25 Hwy MPG
- CarMax (In-stock online)
- Transfer available from PA to IL*
Close
Located in Mechanicsburg, PA / 696 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: 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:
21 Combined MPG (18 City/25 Highway)
Listing Information:
VIN: 1GYKPDRS3NZ104480
Stock: 26928359
Certified Pre-Owned: No - New Listing$33,998good price$1,401 below market
- 72,379 miles
- No accidents, 1 owner, personal use only
- 6 Seats, 18 City / 25 Hwy MPG
- CarMax (In-stock online)
- Transfer available from MA to IL*
Close
Located in Norwood, MA / 1,013 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: 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:
21 Combined MPG (18 City/25 Highway)
Listing Information:
VIN: 1GYKPGRS3PZ109490
Stock: 27524221
Certified Pre-Owned: No - $26,945good price$3,852 below market
- 85,329 miles
- No accidents, 1 owner, personal use only
- 7 Seats, 17 City / 24 Hwy MPG
- Driveway (In-stock online)
- Home delivery*
Close
Located in Westlake Village, CA / 1,630 miles away from O Fallon, IL
Rare Find,Apple CarPlay,Automatic Parking,Back-Up Camera,Blind Spot Monitor,Bluetooth,Brake Assist,Hands-Free Liftgate,Heads-Up Display,Heated Seats,H...
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:
20 Combined MPG (17 City/24 Highway)
Listing Information:
VIN: 1GYKPFRS3LZ130909
Stock: LZ130909P
Certified Pre-Owned: No - Price Drop$32,519great price$5,143 below market
- 29,830 miles
- No accidents, 1 owner, personal use
- 6 Seats, 18 City / 25 Hwy MPG
- Driveway (In-stock online)
- Home delivery*
Close
Located in Troy, MI / 448 miles away from O Fallon, IL
3rd Row Seat,Apple CarPlay,Back-Up Camera,Blind Spot Monitor,Bluetooth,Brake Assist,Cooled Seats,Hands-Free Liftgate,Heated Seats,Heated Steering Whee...
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:
21 Combined MPG (18 City/25 Highway)
Listing Information:
VIN: 1GYKPDRS0NZ139364
Stock: NZ139364TA
Certified Pre-Owned: Yes - New Listing$46,922good price$2,706 below market
- 13,476 miles
- No accidents, 1 owner, personal use
- 6 Seats, 18 City / 25 Hwy MPG
- Driveway (In-stock online)
- Home delivery*
Close
Located in Tampa, FL / 843 miles away from O Fallon, IL
CarFax No Accidents Reported,CarFax 1-Owner,Rare Find,3rd Row Seat,Apple CarPlay,Automatic Parking,Back-Up Camera,Blind Spot Monitor,Bluetooth,Brake A...
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:
21 Combined MPG (18 City/25 Highway)
Listing Information:
VIN: 1GYKPDRS9RZ721890
Stock: RZ721890P
Certified Pre-Owned: No
Showing 22 - 42 out of 166 listings
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* Delivery of any kind does not apply to Alaska and Hawaii. Contact the dealer for delivery details, restrictions and costs.