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Used Cars for SaleGMCSierra 2500

Used GMC Sierra 2500 for Sale in O Fallon, MO

63366

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Good Price (18)

Great Price (48)

Make, Model & Trim

GMC

Models

Sierra 2500

Acadia (165)

Caballero

Canyon (49)

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G1500

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G3500

Hummer EV (2)

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Savana 1500

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Sierra 2500 (122)

Sierra 3500 (40)

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Terrain (141)

TopKick C4500

TopKick C5500

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Yukon XL (66)

Sierra 2500 Trims

Any

AT4 (30)

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Denali (44)

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Pro (4)

SL

SLE (9)

SLT (12)

W/T (2)

GMC

Models

Sierra 2500

Acadia (165)

Caballero

Canyon (49)

Envoy

Envoy XL

Envoy XUV

G1500

G2500

G3500

Hummer EV (2)

Jimmy (2)

Other GMC Models

S15 Jimmy

S15 Pickup

Safari

Savana 1500

Savana 2500 (11)

Savana 3500 (2)

Savana 4500

Sierra 1500 (397)

Sierra 2500 (122)

Sierra 3500 (40)

Sierra EV (1)

Sonoma (1)

Suburban

Syclone

Terrain (141)

TopKick C4500

TopKick C5500

Typhoon

Yukon (103)

Yukon XL (66)

Sierra 2500 Trims

Any

AT4 (30)

AT4X (7)

Classic SL

Classic SLE

Classic SLT

Classic W/T

Denali (44)

Denali Ultimate (12)

Pro (4)

SL

SLE (9)

SLT (12)

W/T (2)

Mileage

Condition (1 selected)

New (292)

Used (122)

Manufacturer Certified (36)

Third-Party Certified (1)

Certified Program

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New (292)

Used (122)

Manufacturer Certified (36)

Third-Party Certified (1)

Certified Program

Learn more

Color

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Body Style

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Crew Cab (53)

Extended Cab (2)

Regular Cab (2)

Crew Cab (53)

Extended Cab (2)

Regular Cab (2)

Truck Bed Length

Short (0)

Medium (107)

Long (11)

Include unspecified lengths (0)

Short (0)

Medium (107)

Long (11)

Include unspecified lengths (0)

Vehicle History

Features

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Number of Seats

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It looks like this GMC Sierra 2500 has already found a new home.

Check out other great options we've picked for you.

Sponsored by O'Fallon Buick GMC

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Used 2025 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package

Used 2025 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package

69,900

O'Fallon Buick GMC

58View Vehicles

122 Matches

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Newly Listed

Certified 2024 GMC Sierra 2500 AT4X w/ AT4X AEV Edition

Certified

2024 GMC Sierra 2500

AT4X
21K mi

80,995

See payment

Sponsored by Laura Buick GMC, Inc.

38.98 mi. away

Online Paperwork
Delivery

Used 2023 GMC Sierra 2500 Denali w/ Denali Ultimate Package

Used

2023 GMC Sierra 2500

Denali
45K mi

60,995

See payment

Great PriceNo Accidents

Sponsored by Laura Buick GMC, Inc.

38.98 mi. away

Online Paperwork
Delivery

Certified 2022 GMC Sierra 2500 Denali w/ Denali Ultimate Package

CarBravo Certified

2022 GMC Sierra 2500

Denali
95K mi

51,038

See payment

Great PriceNo Accidents

Sponsored by Sapaugh GM Country

42.3 mi. away

Online Paperwork

My Wallet

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and Within Budget

Monthly Payment

Down Payment

Get My Kelley Blue Book® Car Value

$

Based on 4.5% APR for mos.Update Settings

Used 2022 GMC Sierra 2500 SLT w/ SLT Convenience Package

Used

2022 GMC Sierra 2500

SLT
37K mi

55,000

See payment

Great PriceNo Accidents

Clement Supercenter

8.79 mi. away

Used 2024 GMC Sierra 2500 Denali Ultimate

Used

2024 GMC Sierra 2500

Denali Ultimate
6K mi

91,960

See payment

Private Seller Exchange

Buy Online. Clean title. No Hassle

New 2026 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package

Consider New, Similar Payment

2026 GMC Sierra 2500

AT4
7 mi

78,721

See details

LAURA BUICK GMC

38.98 mi. away

Online Paperwork
Delivery

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Used 2024 GMC Sierra 2500 Denali w/ Technology Package

Used

2024 GMC Sierra 2500

Denali
28K mi

62,377

See payment

Great PriceNo Accidents

ST. CHARLES HYUNDAI

6.28 mi. away

Item 1 of 10.

How many passenger seats do you need in your truck?

Do you want

Adaptive Cruise Control?

Automatically adjusts your speed to maintain a safe distance from the car ahead.

Do you want

Backup Camera?

See behind your vehicle while reversing with a live video feed to avoid obstacles.

Do you want

Bluetooth, Hands-Free?

Make and receive calls safely through your car's audio system without touching your phone.

Do you want

Cross Traffic Alert?

Warns you of approaching vehicles from the sides when backing out of a parking spot.

Do you want

Keyless Start?

Start your car with the push of a button while the key fob stays in your pocket or bag.

Do you want

Lane Departure Warning?

Alerts you if your car begins to drift out of its lane without signaling.

Do you want

Premium Audio?

Enjoy high-quality sound with advanced speakers for a better listening experience.

Do you want

Remote Engine Start?

Start your car from a distance to preheat or cool the cabin before you get in.

Do you want

Security System?

Alerts you with a loud alarm if someone tries to break into your vehicle.

Sponsored

Used 2019 GMC Sierra 2500 Denali w/ Duramax Plus Package

Used 2019 GMC Sierra 2500 Denali w/ Duramax Plus Package

Used 2019 GMC Sierra 2500 Denali w/ Duramax Plus Package

Used 2019 GMC Sierra 2500 Denali w/ Duramax Plus Package

Used

2019 GMC Sierra 2500

Denali
88K mi

49,277

See payment

Good Price

Used 2024 GMC Sierra 2500 Denali w/ Denali Reserve Package

Used

2024 GMC Sierra 2500

Denali
23K mi

69,800

See payment

Great PriceNo Accidents

Clement Supercenter

8.79 mi. away

Used 2024 GMC Sierra 2500 Denali Ultimate

Used

2024 GMC Sierra 2500

Denali Ultimate
21K mi

74,900

See payment

Great PriceNo Accidents

Behlmann Buick GMC

18.42 mi. away

Online Paperwork

Used 2023 GMC Sierra 2500 Denali

Ford Blue Certified

2023 GMC Sierra 2500

Denali
27K mi

59,412

See payment

Great Price

Weber Ford

31.3 mi. away

Online Paperwork

Advertisement

Used 2016 GMC Sierra 2500 Denali w/ Duramax Plus Package

Used

2016 GMC Sierra 2500

Denali
120K mi

37,990

See payment

Great Price

Poage Chevrolet

8.06 mi. away

Used 2024 GMC Sierra 2500 SLT w/ SLT Premium Package

Used

2024 GMC Sierra 2500

SLT
20K mi

61,200

See payment

Great PriceNo Accidents

Bommarito West County

16.78 mi. away

Online Paperwork

Used 2025 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package

Used

2025 GMC Sierra 2500

AT4
12K mi

77,000

See payment

Good PriceNo Accidents

Clement Supercenter

8.79 mi. away

Used 2021 GMC Sierra 2500 Denali w/ Denali Ultimate Package

Used

2021 GMC Sierra 2500

Denali
69K mi

57,490

See payment

Good PriceNo Accidents

Jim Trenary Chevrolet Of Troy

17.13 mi. away

Online Paperwork

Advertisement

Used 2020 GMC Sierra 2500 SLT

Used

2020 GMC Sierra 2500

SLT
46K mi

48,600

See payment

Great PriceNo Accidents

Clement Chrysler Dodge Jeep Ram Florissant

21.78 mi. away

Used 2022 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package

Used

2022 GMC Sierra 2500

AT4
32K mi

59,000

See payment

Great PriceNo Accidents

Clement Chrysler Dodge Jeep Ram Florissant

21.78 mi. away

Used 2020 GMC Sierra 2500 SLT w/ SLT Premium Plus Package

Used

2020 GMC Sierra 2500

SLT
54K mi

47,900

See payment

Great PriceNo Accidents

Behlmann Buick GMC

18.42 mi. away

Online Paperwork

Price Drop

Used 2022 GMC Sierra 2500 SLE w/ SLE Value Package;

Used

2022 GMC Sierra 2500

SLE
111K mi

34,268

See payment

Good PriceNo Accidents

Suntrup Buick GMC

7.51 mi. away

Used 2025 GMC Sierra 2500 Denali w/ Denali Reserve Package

Used

2025 GMC Sierra 2500

Denali
250 mi

72,500

See payment

Suntrup Buick GMC

7.51 mi. away

Used 2023 GMC Sierra 2500 SLT w/ SLT Premium Package

Used

2023 GMC Sierra 2500

SLT
63K mi

52,000

See payment

Great PriceNo Accidents

Clement Supercenter

8.79 mi. away

Used 2024 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package

Used

2024 GMC Sierra 2500

AT4
36K mi

68,500

See payment

Great PriceNo Accidents

Clement Supercenter

8.79 mi. away

Used 2023 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package

Used

2023 GMC Sierra 2500

AT4
39K mi

57,800

See payment

Great PriceNo Accidents

Clement Chrysler Dodge Jeep Ram Florissant

21.78 mi. away

Used 2023 GMC Sierra 2500 Denali w/ Denali Ultimate Package

Used

2023 GMC Sierra 2500

Denali
31K mi

61,200

See payment

Great PriceNo Accidents

Clement Chrysler Dodge Jeep Ram Florissant

21.78 mi. away

Used 2020 GMC Sierra 2500 Denali w/ Denali Ultimate Package

Used

2020 GMC Sierra 2500

Denali
77K mi

51,990

See payment

Great PriceNo Accidents

Dave Sinclair Buick GMC

27.87 mi. away

Online Paperwork

Certified 2024 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package

Certified

2024 GMC Sierra 2500

AT4
16K mi

70,995

See payment

Great Price

Laura Buick GMC, Inc.

38.98 mi. away

Online Paperwork
Delivery

Certified 2025 GMC Sierra 2500 Denali Ultimate

Certified

2025 GMC Sierra 2500

Denali Ultimate
7K mi

84,995

See payment

Great PriceNo Accidents

Laura Buick GMC, Inc.

38.98 mi. away

Online Paperwork
Delivery

Used 2025 GMC Sierra 2500 SLE w/ SLE Value Package;

Used

2025 GMC Sierra 2500

SLE
6K mi

52,900

See payment

Behlmann Buick GMC

18.42 mi. away

Online Paperwork

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