(opens in new window)

Sign In

Home
Used Cars
New Cars
Private Seller Cars
Sell My Car
Instant Cash Offer
Find Local Dealers

Skip to vehicle Listings

Online car buying built around you. Shop Now

Used Cars for SaleGMCSierra 3500

Used GMC Sierra 3500 for Sale in Denver, CO

80201

|Filters (3)

GMC Certified Pre-Owned(2)

2020 and newer(61)

Red(5)

AWD/4WD(80)

Location & Delivery

Year

Make, Model & Trim

GMC

Models

Sierra 3500

Acadia (130)

Caballero

Canyon (47)

Envoy (1)

Envoy XL

Envoy XUV

G1500

G2500

G3500

Hummer EV (5)

Jimmy

Other GMC Models

S15 Jimmy

S15 Pickup

Safari (1)

Savana 1500 (2)

Savana 2500 (7)

Savana 3500 (8)

Savana 4500

Sierra 1500 (320)

Sierra 2500 (143)

Sierra 3500 (81)

Sierra EV (1)

Sonoma (1)

Suburban

Syclone

Terrain (106)

TopKick C4500 (1)

TopKick C5500

Typhoon

Yukon (99)

Yukon XL (50)

Sierra 3500 Trims

Any

AT4 (11)

Classic SL

Classic SLE

Classic W/T

Denali (47)

Denali Ultimate (11)

Pro (1)

SL

SLE (4)

SLT (5)

W/T

Condition (1 selected)

New (93)

Used (81)

Manufacturer Certified (2)

Third-Party Certified (3)

Certified Program

Learn more

Drive Type

Price & Payments

Min Price

Max Price

Best Deals

Good Price (19)

Great Price (29)

Ways to Purchase

Mileage

Body Style

Truck Cab Size

Fuel Type

Truck Bed Length

Fuel Economy

Exterior Color

Interior Color

Transmission

Engine Displacement

Vehicle History

Cylinders

Features

Number of Seats

Number of Doors

Seller Type

We're sorry, the GMC Sierra 3500 you were looking for is no longer available.

Here are vehicles you may be interested in.

Sponsored by Alpine Buick GMC

Hide

Price Drop360°

Used 2022 GMC Sierra 3500 Denali

Used 2022 GMC Sierra 3500 Denali

61,638

Good Price

Can be shipped to

Alpine Buick GMC

285View Vehicles

81 Matches

Sort By:

Used 2023 GMC Sierra 3500 Denali

Used

2023 GMC Sierra 3500

Denali
47K mi

62,400

See payment

Great Price

Sponsored by Larry H Miller Chrysler Dodge Ram FIAT Denver

8.73 mi. away

Used 2024 GMC Sierra 3500 SLE w/ SLE Convenience Package

Used

2024 GMC Sierra 3500

SLE
11K mi

66,995

See payment

Sponsored by ClearShift

45.6 mi. away

Used 2025 GMC Sierra 3500 AT4 w/ AT4 Premium Plus Package

Used

2025 GMC Sierra 3500

AT4
8K mi

79,159

See payment

Sponsored by Fowler Chevrolet

12.01 mi. away

My Wallet

Find Your Vehicle Faster

and Within Budget

Monthly Payment

Down Payment

Get My Kelley Blue Book® Car Value

$

Based on 4.5% APR for mos.Update Settings

Price Drop

Used 2018 GMC Sierra 3500 SLT w/ Duramax Plus Package

Used

2018 GMC Sierra 3500

SLT
80K mi

45,988

See payment

Great Price

Family Trucks and Vans

5.36 mi. away

Used 2020 GMC Sierra 3500 AT4 w/ AT4 Premium Package

Used

2020 GMC Sierra 3500

AT4
11K mi

60,990

See payment

Good Price

O'Meara Ford

9.29 mi. away

Advertisement

New 2026 GMC Sierra 3500 AT4 w/ AT4 Premium Plus Package

Consider New, Similar Payment

2026 GMC Sierra 3500

AT4
5 mi

90,395

See details

Castle Rock Chevrolet GMC

28.04 mi. away

Used 2013 GMC Sierra 3500 SLE w/ SLE Preferred Package

Used

2013 GMC Sierra 3500

SLE
134K mi

23,764

See payment

Great Price

Skyline Mitsubishi

9.36 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.

Newly Listed

Used 2015 GMC Sierra 3500 Denali w/ Duramax Plus Package

Used

2015 GMC Sierra 3500

Denali
213K mi

26,999

See payment

Great Price

Mountain States Toyota

5.16 mi. away

Newly Listed

Used 2020 GMC Sierra 3500 Denali w/ Denali Ultimate Package

Used

2020 GMC Sierra 3500

Denali
57K mi

59,975

See payment

Good Price

ClearShift

12.83 mi. away

360°

Used 2022 GMC Sierra 3500 SLT w/ SLT Premium Package

Used

2022 GMC Sierra 3500

SLT
60K mi

48,291

See payment

Great Price

Phil Long Ford Denver

9.51 mi. away

Price Drop

Used 2023 GMC Sierra 3500 Pro w/ Gooseneck/5TH Wheel Package

Ford Blue Certified

2023 GMC Sierra 3500

Pro
43K mi

49,999

See payment

Great Price

Larry H. Miller Ford Lakewood

7.47 mi. away

Price Drop

Used 2015 GMC Sierra 3500 Denali w/ Duramax Plus Package

Used

2015 GMC Sierra 3500

Denali
187K mi

29,988

See payment

Great Price

Family Trucks and Vans

5.36 mi. away

Used 2014 GMC Sierra 3500 Denali

Used

2014 GMC Sierra 3500

Denali
161K mi

34,500

See payment

Good Price

Family Trucks and Vans

5.36 mi. away

Advertisement

Price Drop

Used 2024 GMC Sierra 3500 AT4 w/ AT4 Premium Plus Package

Used

2024 GMC Sierra 3500

AT4
25K mi

70,999

See payment

Great Price

AutoNation Ford Arapahoe

12.38 mi. away

Used 2024 GMC Sierra 3500 Denali w/ Technology Package

Used

2024 GMC Sierra 3500

Denali
12K mi

74,495

See payment

Great Price

ClearShift

12.83 mi. away

Newly Listed

Used 2024 GMC Sierra 3500 Denali w/ Denali Reserve Package

Used

2024 GMC Sierra 3500

Denali
8K mi

74,613

Good Price

Can be shipped to

Alpine Buick GMC

9.7 mi. away

Online Paperwork
Delivery

Used 2023 GMC Sierra 3500 Denali

Used

2023 GMC Sierra 3500

Denali
47K mi

62,400

See payment

Great Price

Larry H Miller Chrysler Dodge Ram FIAT Denver

8.73 mi. away

Certified 2021 GMC Sierra 3500 Denali w/ Denali Ultimate Package

Certified

2021 GMC Sierra 3500

Denali
40K mi

63,488

See payment

Great Price

JOHNSON AUTO PLAZA

15.39 mi. away

Delivery

Used 2025 GMC Sierra 3500 AT4 w/ AT4 Premium Plus Package

Used

2025 GMC Sierra 3500

AT4
8K mi

79,159

See payment

Fowler Chevrolet

12.01 mi. away

Advertisement

Used 2015 GMC Sierra 3500 Denali w/ Duramax Plus Package

Used

2015 GMC Sierra 3500

Denali
153K mi

32,599

See payment

Great Price

AutoNation Ford Arapahoe

12.38 mi. away

Price Drop

Used 2024 GMC Sierra 3500 Denali Ultimate

Used

2024 GMC Sierra 3500

Denali Ultimate
36K mi

76,900

See payment

Great Price

ClearShift

12.83 mi. away

Price Drop

Used 2020 GMC Sierra 3500 Denali w/ Denali Ultimate Package

Used

2020 GMC Sierra 3500

Denali
62K mi

52,698

See payment

Great Price

Castle Rock Chevrolet GMC

28.04 mi. away

Used 2023 GMC Sierra 3500 AT4 w/ AT4 Preferred Package

Used

2023 GMC Sierra 3500

AT4
23K mi

65,793

See payment

Great Price

Can be shipped to

Springs Automotive Group in Denver

7.95 mi. away

Delivery

Advertisement

Price Drop

Certified 2024 GMC Sierra 3500 SLT w/ SLT Premium Package

Certified

2024 GMC Sierra 3500

SLT
49K mi

63,988

See payment

Great Price

JOHNSON AUTO PLAZA

15.39 mi. away

Delivery

Used 2022 GMC Sierra 3500 Denali w/ Denali Ultimate Package

Used

2022 GMC Sierra 3500

Denali
40K mi

63,095

See payment

Good Price

Mike Maroone Cadillac

23.01 mi. away

Used 2024 GMC Sierra 3500 Denali

Used

2024 GMC Sierra 3500

Denali
46K mi

69,921

See payment

Great Price

ClearShift

12.83 mi. away

Used 2024 GMC Sierra 3500 Denali w/ Denali Reserve Package

Used

2024 GMC Sierra 3500

Denali
42K mi

69,997

See payment

Great Price

ClearShift

12.83 mi. away

Advertisement

Shop for a Car

Used Cars For Sale
Certified Cars
Car Deals

Car Research

Trade-In Values and Car Pricing
Car Subscription Services

About Us

Company Information
Corporate Information
Jobs at Autotrader
Become an Autotrader Dealer
Press Room
Site Map
Contact Us
About Autotrader
Do Not Sell or Share My Personal Information
Limit the Use of My Sensitive Personal Information
Fraud Awareness
Manage Cookies

Autotrader Affiliates

Classic Cars & Trucks for Sale
Motorcycles for Sale
RVs for Sale
Cars for Bad Credit Buyers
Find Cars for Sale in Australia

Download on the Apple App Store

Get it on Google Play

Follow

By using this service, you accept the terms of our Visitor Agreement. Privacy Statement. Accessibility Statement.

©2025 Autotrader, Inc. All Rights Reserved. "Autotrader" is a registered trademark of TPI Holdings, Inc. used under exclusive license.