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New & Used 2026 GMC Sierra 1500 for Sale near O Fallon, IL

1,111 results
O Fallon, IL
2025 GMC Sierra 1500 Denali Crew Cab 4WD George Weber Chevrolet Columbia

2025 GMC Sierra 1500

Denali Crew Cab 4WD

20,377 miles

$56,412

Good Deal
Certified Pre-Owned
Columbia, IL
19 mi away
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:
Thunderstorm Gray
Fuel type:
Gasoline
Interior color:
Jet Black Leather
Transmission:
Automatic
Mileage:
20,377
Stock number:
T260158A
VIN:
3GTUUGED1SG290869

Sponsored

2025 GMC Sierra 1500 Denali Crew Cab 4WD

2025 GMC Sierra 1500

Denali Crew Cab 4WD

10,223 miles

$57,849

Good Deal
St Peters, MO
40 mi away
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:
Sterling Metallic
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
10,223
Stock number:
SG190958
VIN:
3GTUUGED4SG190958

Sponsored

2025 GMC Sierra 1500 SLT Crew Cab 4WD

2025 GMC Sierra 1500

SLT Crew Cab 4WD

27,339 miles

$46,500

Fair Deal
Belleville, IL
9 mi away
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:
Titanium Rush Metallic
Fuel type:
Gasoline
Interior color:
Leather
Transmission:
Automatic
Mileage:
27,339
Stock number:
A33097
VIN:
1GTUUDED0SZ133803

Sponsored

2025 GMC Sierra 1500 AT4 Crew Cab 4WD

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

18,889 miles

$57,995

Good Deal
Certified Pre-Owned
Collinsville, IL
8 mi away
Year:
2025
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
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
18,889
Stock number:
L26323A
VIN:
3GTUUEEL1SG130566

2025 GMC Sierra 1500 SLT Crew Cab 4WD

2025 GMC Sierra 1500

SLT Crew Cab 4WD

23,246 miles

$43,987

Great Deal
Chesterfield, MO
41 mi away
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:
Silver
Fuel type:
Gasoline
Interior color:
Black
Transmission:
Automatic
Mileage:
23,246
Stock number:
PSG287574
VIN:
3GTUUDED2SG287574

2025 GMC Sierra 1500 Denali Crew Cab 4WD

2025 GMC Sierra 1500

Denali Crew Cab 4WD

7,328 miles

$59,995

Good Deal
Litchfield, IL
42 mi away
Year:
2025
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Titanium Rush Metallic
Combined gas mileage:
24 MPG
Fuel type:
Diesel
Interior color:
Atmosphere/Brownstone
Transmission:
Automatic
Mileage:
7,328
Stock number:
B11151A
VIN:
3GTUUGE87SG175227

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2025 GMC Sierra 1500

Denali Crew Cab 4WD

12,954 miles

$59,707

Good Deal
St. Louis, MO
28 mi away
Year:
2025
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
420 hp 6.2L V8
Exterior color:
Downpour Metallic
Fuel type:
Gasoline
Interior color:
Atmosphere/Brownstone
Transmission:
Automatic
Mileage:
12,954
Stock number:
BF330779A
VIN:
1GTUUGEL5SZ285973

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2025 GMC Sierra 1500

SLT Crew Cab 4WD

30,442 miles

$44,888

Fair Deal
Saint Peters, MO
39 mi away
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:
Summit White
Fuel type:
Gasoline
Interior color:
Dark Walnut/Slate
Transmission:
Automatic
Mileage:
30,442
Stock number:
P6941
VIN:
1GTUUDED6SZ218547

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2025 GMC Sierra 1500

AT4X Crew Cab 4WD

6,215 miles

$66,995

Good Deal
Certified Pre-Owned
Collinsville, IL
8 mi away
Year:
2025
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Volcanic Red Tintcoat
Combined gas mileage:
19 MPG
Fuel type:
Diesel
Interior color:
Black (Obsidian Rush)
Transmission:
Automatic
Mileage:
6,215
Stock number:
L261195A
VIN:
3GTUUFE80SG291959

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2025 GMC Sierra 1500

SLT Crew Cab 4WD

19,996 miles

$44,999

Good Deal
St Charles, MO
38 mi away
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:
Gray
Fuel type:
Gasoline
Transmission:
Automatic
Mileage:
19,996
Stock number:
7XJLVL
VIN:
1GTUUDED5SZ226316

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2025 GMC Sierra 1500

SLT Crew Cab 4WD

9,185 miles

$50,995

Good Deal
Certified Pre-Owned
Collinsville, IL
8 mi away
Year:
2025
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Onyx Black
Combined gas mileage:
24 MPG
Fuel type:
Diesel
Interior color:
Dark Walnut/Slate
Transmission:
Automatic
Mileage:
9,185
Stock number:
L261526A
VIN:
3GTUUDE89SG327247

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2025 GMC Sierra 1500

SLT Crew Cab 4WD

26,723 miles

$45,498

Fair Deal
Belleville, IL
9 mi away
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:
Summit White
Fuel type:
Gasoline
Interior color:
Leather
Transmission:
Automatic
Mileage:
26,723
Stock number:
A33096
VIN:
1GTUUDED5SZ133375

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2025 GMC Sierra 1500

Denali Crew Cab 4WD

20,377 miles

$56,412

Good Deal
Certified Pre-Owned
Columbia, IL
19 mi away
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:
Thunderstorm Gray
Fuel type:
Gasoline
Interior color:
Jet Black Leather
Transmission:
Automatic
Mileage:
20,377
Stock number:
T260158A
VIN:
3GTUUGED1SG290869

Preparing for a close up...

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2025 GMC Sierra 1500

Denali Ultimate Crew Cab 4WD

1,745 miles

$74,297

Fair Deal
Store transfer to O Fallon, IL
565 mi away • Price includes $299 shipping Price includes $299 shipping
Year:
2025
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
420 hp 6.2L V8
Exterior color:
White
Combined gas mileage:
15 MPG
Fuel type:
Gasoline
Interior color:
Brown
Transmission:
Automatic
Mileage:
1,745
Stock number:
28128213
VIN:
1GTUUHEL6SZ166528

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2025 GMC Sierra 1500

Denali Crew Cab 4WD

10,223 miles

$57,849

Good Deal
St Peters, MO
40 mi away
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:
Sterling Metallic
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
10,223
Stock number:
SG190958
VIN:
3GTUUGED4SG190958

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2025 GMC Sierra 1500

AT4 Crew Cab 4WD

7,227 miles

$61,500

Fair Deal
O'Fallon, MO
47 mi away
Year:
2025
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Onyx Black
Combined gas mileage:
24 MPG
Fuel type:
Diesel
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
7,227
Stock number:
B26172B
VIN:
3GTUUEE86SG332430

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2025 GMC Sierra 1500

Denali Crew Cab 4WD

10,503 miles

$60,950

Fair Deal
Certified Pre-Owned
Columbia, IL
19 mi away
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:
Onyx Black
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
10,503
Stock number:
G8011A
VIN:
3GTUUGED3SG174153

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2025 GMC Sierra 1500

Denali Ultimate Crew Cab 4WD

22,604 miles

$66,995

Good Deal
Certified Pre-Owned
Collinsville, IL
8 mi away
Year:
2025
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
420 hp 6.2L V8
Exterior color:
White Frost Tricoat
Combined gas mileage:
15 MPG
Fuel type:
Gasoline
Interior color:
Alpine Umber
Transmission:
Automatic
Mileage:
22,604
Stock number:
L261174A
VIN:
1GTUUHEL8SZ166773

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2025 GMC Sierra 1500

AT4 Crew Cab 4WD

12,437 miles

$59,995

Fair Deal
Certified Pre-Owned
Collinsville, IL
8 mi away
Year:
2025
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Summit White
Combined gas mileage:
24 MPG
Fuel type:
Diesel
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
12,437
Stock number:
L26838B
VIN:
3GTUUEE81SG237726

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2025 GMC Sierra 1500

SLT Crew Cab 4WD

27,339 miles

$46,500

Fair Deal
Belleville, IL
9 mi away
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:
Titanium Rush Metallic
Fuel type:
Gasoline
Interior color:
Leather
Transmission:
Automatic
Mileage:
27,339
Stock number:
A33097
VIN:
1GTUUDED0SZ133803

Preparing for a close up...

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2025 GMC Sierra 1500

SLT Crew Cab 4WD

31,151 miles

$47,995

Fair Deal
Certified Pre-Owned
Collinsville, IL
8 mi away
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:
Sterling Metallic
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
31,151
Stock number:
L261470A
VIN:
3GTUUDEDXSG123778

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2025 GMC Sierra 1500

Denali Crew Cab 4WD

19,115 miles

$59,995

Fair Deal
Certified Pre-Owned
Collinsville, IL
8 mi away
Year:
2025
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Onyx Black
Combined gas mileage:
24 MPG
Fuel type:
Diesel
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
19,115
Stock number:
L261252A
VIN:
3GTUUGE8XSG118746

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2025 GMC Sierra 1500

Denali Crew Cab 4WD

5,899 miles

$58,910

Great Deal
St Peters, MO
40 mi away
Year:
2025
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Titanium Rush Metallic
Combined gas mileage:
24 MPG
Fuel type:
Diesel
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
5,899
Stock number:
SG301945
VIN:
3GTUUGE80SG301945

Preparing for a close up...

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2025 GMC Sierra 1500

Denali Crew Cab 4WD

10,503 miles

$60,950

Fair Deal
Certified Pre-Owned
Columbia, IL
19 mi away
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:
Onyx Black
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
10,503
Stock number:
G8011A
VIN:
3GTUUGED3SG174153

Sponsored

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  5. / Illinois
  6. / O Fallon
FAQs

2026 GMC Sierra 1500 FAQs

How much does the 2026 GMC Sierra 1500 cost in O Fallon, IL?

The average 2026 GMC Sierra 1500 costs about $64,744.26. The average price has decreased by -0.1% since last year. The 202 for sale near O Fallon, IL on CarGurus, range from $33,995 to $86,104 in price.

How many 2026 GMC Sierra 1500 vehicles in O Fallon, IL have no reported accidents or damage?

202 out of 202 for sale near O Fallon, IL have no reported accidents or damage.

What is the fuel economy of the 2026 GMC Sierra 1500?

Depending on the engine and options, the 2026 GMC Sierra 1500 gets between 12 and 23 MPG (or MPGe).

What fuel types are available?

Diesel, Gasoline engines are available.

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