Used GMC Sedans for Sale in O Fallon, IL

3,800 results

2023 GMC Yukon XL

Denali Ultimate 4WD

80,469 miles

$60,610

Good Deal

$1,153/mo est.

Manufacturer certified

Ballwin, MO

35 mi away

Year:: 2023
Make:: GMC
Model:: Yukon XL
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 420 hp 6.2L V8
Exterior color:: Gray
Combined gas mileage:: 16 MPG
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 80,469
Stock #:: C693311
VIN:: 1GKS2KKL2PR265468

2021 GMC Acadia

AT4 AWD

110,060 miles

$17,918

Year:: 2021
Make:: GMC
Model:: Acadia
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 310 hp 3.6L V6
Exterior color:: Red
Combined gas mileage:: 22 MPG
Fuel type:: Gasoline
Interior color:: Black
Transmission:: Automatic
Mileage:: 110,060
Stock #:: YMZ135959
VIN:: 1GKKNLLS9MZ135959

2021 GMC Sierra 1500

SLT Crew Cab 4WD

117,087 miles

$30,394

Year:: 2021
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 277 hp 3L I6 Diesel
Exterior color:: White
Combined gas mileage:: 24 MPG
Fuel type:: Diesel
Interior color:: Black
Transmission:: Automatic
Mileage:: 117,087
Stock #:: 1838
VIN:: 1GTU9DET9MZ158209

2023 GMC Terrain

SLE AWD

76,279 miles

$20,181

Year:: 2023
Make:: GMC
Model:: Terrain
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: All-Wheel Drive
Engine:: 175 hp 1.5L I4
Exterior color:: Summit White
Combined gas mileage:: 26 MPG
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: 9-Speed Automatic
Mileage:: 76,279
Stock #:: 32180
VIN:: 3GKALTEG7PL232180

2020 GMC Terrain

SLE AWD

90,076 miles

$16,058

Year:: 2020
Make:: GMC
Model:: Terrain
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 1.5L I4
Exterior color:: Black (Ebony Twilight Metallic)
Combined gas mileage:: 26 MPG
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: Automatic
Mileage:: 90,076
Stock #:: FZ04781Q
VIN:: 3GKALTEV0LL189133

2017 GMC Acadia

SLE-2 AWD

92,150 miles

$14,933

Year:: 2017
Make:: GMC
Model:: Acadia
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 310 hp 3.6L V6
Exterior color:: Gray
Combined gas mileage:: 21 MPG
Fuel type:: Gasoline
Interior color:: Black
Transmission:: 6-Speed Automatic
Mileage:: 92,150
Stock #:: FR6005A
VIN:: 1GKKNTLS8HZ254169

2023 GMC Terrain

SLE AWD

62,743 miles

$19,842

Year:: 2023
Make:: GMC
Model:: Terrain
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: All-Wheel Drive
Engine:: 175 hp 1.5L I4
Exterior color:: Summit White
Combined gas mileage:: 26 MPG
Fuel type:: Gasoline
Interior color:: Medium Ash Gray/Jet Black
Transmission:: 9-Speed Automatic
Mileage:: 62,743
Stock #:: B3842
VIN:: 3GKALTEG0PL256496

2023 GMC Terrain

Denali AWD

37,934 miles

$28,410

Year:: 2023
Make:: GMC
Model:: Terrain
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: All-Wheel Drive
Engine:: 175 hp 1.5L I4
Exterior color:: Black (Ebony Twilight Metallic)
Combined gas mileage:: 26 MPG
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: 9-Speed Automatic
Mileage:: 37,934
Stock #:: 12561P
VIN:: 3GKALXEGXPL144845

2025 GMC Sierra 1500

Elevation Crew Cab 4WD

10,187 miles

$49,932

Year:: 2025
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 355 hp 5.3L V8
Exterior color:: Downpour Metallic
Fuel type:: Gasoline
Interior color:: Jet Black Leather
Transmission:: Automatic
Mileage:: 10,187
Stock #:: T260770A
VIN:: 1GTUUCED2SZ326397

2018 GMC Yukon

Denali 4WD

111,132 miles

$25,988

Year:: 2018
Make:: GMC
Model:: Yukon
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 420 hp 6.2L V8
Exterior color:: Dark Sapphire Blue Metallic
Combined gas mileage:: 18 MPG
Fuel type:: Gasoline
Interior color:: Cocoa/Shale
Mileage:: 111,132
Stock #:: 8016C
VIN:: 1GKS2CKJ5JR157258

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2020 GMC Sierra 1500

SLT Crew Cab 4WD

90,215 miles

$27,877

Year:: 2020
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 277 hp 3L I6 Diesel
Exterior color:: Gray (Satin Steel Metallic)
Combined gas mileage:: 24 MPG
Fuel type:: Diesel
Interior color:: Jet Black Leather
Transmission:: Automatic
Mileage:: 90,215
Stock #:: LR175A
VIN:: 3GTU9DET8LG295995

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2017 GMC Acadia

Denali AWD

110,852 miles

$16,342

Year:: 2017
Make:: GMC
Model:: Acadia
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 310 hp 3.6L V6
Exterior color:: Black (Ebony Twilight Metallic)
Combined gas mileage:: 21 MPG
Fuel type:: Gasoline
Interior color:: Jet Black Leather
Transmission:: Automatic
Mileage:: 110,852
Stock #:: T260813A
VIN:: 1GKKNXLS7HZ319858

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2023 GMC Savana Cargo

2500 RWD

17,011 miles

$31,359

Year:: 2023
Make:: GMC
Model:: Savana Cargo
Body type:: Van
Doors:: 3 doors
Drivetrain:: Rear-Wheel Drive
Engine:: 276 hp 4.3L V6
Exterior color:: White
Fuel type:: Gasoline
Interior color:: Medium Pewter
Transmission:: 8-Speed Automatic
Mileage:: 17,011
Stock #:: P8266
VIN:: 1GTW7AFP3P1224982

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2021 GMC Yukon XL

Denali 4WD

116,313 miles

$38,616

Year:: 2021
Make:: GMC
Model:: Yukon XL
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 420 hp 6.2L V8
Exterior color:: Onyx Black
Combined gas mileage:: 16 MPG
Fuel type:: Gasoline
Interior color:: Jet Black Leather
Transmission:: Automatic
Mileage:: 116,313
Stock #:: T260416A
VIN:: 1GKS2JKL4MR277322

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2023 GMC Canyon

AT4 Crew Cab 4WD

19,744 miles

$38,986

Year:: 2023
Make:: GMC
Model:: Canyon
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 310 hp 2.7L I4
Exterior color:: Black
Combined gas mileage:: 19 MPG
Fuel type:: Gasoline
Interior color:: Black
Transmission:: Automatic
Mileage:: 19,744
Stock #:: C15006P
VIN:: 1GTP6DEKXP1267388

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2024 GMC Terrain

SLT FWD

12,177 miles

$25,127

Year:: 2024
Make:: GMC
Model:: Terrain
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Front-Wheel Drive
Engine:: 175 hp 1.5L I4
Exterior color:: White
Combined gas mileage:: 26 MPG
Fuel type:: Gasoline
Interior color:: Black
Transmission:: Automatic
Mileage:: 12,177
Stock #:: C14968P
VIN:: 3GKALPEG0RL136207

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2018 GMC Terrain

Denali

139,916 miles

$14,374

Year:: 2018
Make:: GMC
Model:: Terrain
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Front-Wheel Drive
Engine:: 252 hp 2L I4
Exterior color:: Mineral Metallic
Combined gas mileage:: 25 MPG
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: 9-Speed Automatic
Mileage:: 139,916
Stock #:: T14059A
VIN:: 3GKALSEX6JL102828

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2017 GMC Terrain

SLE2

122,381 miles

$9,750

Year:: 2017
Make:: GMC
Model:: Terrain
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Front-Wheel Drive
Engine:: 182 hp 2.4L I4
Combined gas mileage:: 26 MPG
Fuel type:: Gasoline
Transmission:: 6-Speed Automatic
Mileage:: 122,381
Stock #:: 107294
VIN:: 2GKALNEK3H6107294

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2018 GMC Sierra 1500

SLT Crew Cab 4WD

103,727 miles

$27,564

Year:: 2018
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 420 hp 6.2L V8
Exterior color:: Onyx Black
Combined gas mileage:: 17 MPG
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: Automatic
Mileage:: 103,727
Stock #:: 4T3004A
VIN:: 3GTU2NEJ4JG637240

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2022 GMC Acadia

SLT FWD

58,856 miles

$26,710

Year:: 2022
Make:: GMC
Model:: Acadia
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Front-Wheel Drive
Engine:: 310 hp 3.6L V6
Exterior color:: Black (Ebony Twilight Metallic)
Combined gas mileage:: 23 MPG
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: 9-Speed Automatic
Mileage:: 58,856
Stock #:: L31655Q
VIN:: 1GKKNMLS3NZ119876

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2015 GMC Yukon XL

Denali 4WD

164,973 miles

$16,955

Year:: 2015
Make:: GMC
Model:: Yukon XL
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 420 hp 6.2L V8
Exterior color:: Gray (Iridium Metallic)
Combined gas mileage:: 17 MPG
Fuel type:: Gasoline
Interior color:: Cocoa/Dark Atmosphere
Transmission:: 8-Speed Automatic
Mileage:: 164,973
Stock #:: 262515B
VIN:: 1GKS2JKJ6FR509601

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2018 GMC Acadia

SLT-2 AWD

102,036 miles

$17,414

Year:: 2018
Make:: GMC
Model:: Acadia
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 310 hp 3.6L V6
Exterior color:: Crimson Red Tintcoat
Combined gas mileage:: 21 MPG
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: 6-Speed Automatic
Mileage:: 102,036
Stock #:: 26504A
VIN:: 1GKKNWLS8JZ163734

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2024 GMC Savana Chassis

3500 177 Cutaway RWD

73,189 miles

$33,299

Year:: 2024
Make:: GMC
Model:: Savana Chassis
Body type:: Van
Doors:: 2 doors
Drivetrain:: Rear-Wheel Drive
Engine:: 401 hp 6.6L V8
Exterior color:: White
Fuel type:: Gasoline
Interior color:: Black
Transmission:: 8-Speed Automatic Overdrive
Mileage:: 73,189
Stock #:: 1811
VIN:: 7GZ37TC73RN004128

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2024 GMC Terrain

SLT AWD

47,373 miles

$23,617

Year:: 2024
Make:: GMC
Model:: Terrain
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: All-Wheel Drive
Engine:: 175 hp 1.5L I4
Exterior color:: Sterling Metallic
Combined gas mileage:: 25 MPG
Fuel type:: Gasoline
Interior color:: Black
Transmission:: 9-Speed Automatic
Mileage:: 47,373
Stock #:: MP16838
VIN:: 3GKALVEG5RL175797

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Used GMC Sedans for Sale in O Fallon, IL

2023 GMC Yukon XL

$60,610

2021 GMC Acadia

$17,918

2021 GMC Sierra 1500

$30,394

2023 GMC Terrain

$20,181

2020 GMC Terrain

$16,058

2017 GMC Acadia

$14,933

2023 GMC Terrain

$19,842

2023 GMC Terrain

$28,410

2025 GMC Sierra 1500

$49,932

2018 GMC Yukon

$25,988

2020 GMC Sierra 1500

$27,877

2017 GMC Acadia

$16,342

2023 GMC Savana Cargo

$31,359

2021 GMC Yukon XL

$38,616

2023 GMC Canyon

$38,986

2024 GMC Terrain

$25,127

2018 GMC Terrain

$14,374

2017 GMC Terrain

$9,750

2018 GMC Sierra 1500

$27,564

2022 GMC Acadia

$26,710

2015 GMC Yukon XL

$16,955

2018 GMC Acadia

$17,414

2024 GMC Savana Chassis

$33,299

2024 GMC Terrain

$23,617

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