Home  >  GMC  >  Sierra 3500HD  >  2021

Used 2021 GMC Sierra 3500HD for Sale

Filter results
Sort by

Filter results

Zip code
Distance
Make
Model
Year
to
Price
$
to
$
Millage
to
Seller type

Transmission

Drivetrain

Fuel

City MPG

to

Highway MPG

to

Engine

Body

Doors

History

Exterior colors

Interior colors

Days on the market

to

Showing 1 - 24 of 506

Sort by

right pointer icon

Car shopping simplified

Get recommendations for your specific needs

Try Bumper Assistant
Used
2021 GMC Sierra 3500HD AT4 Truck

VIN: 1GT49VEY0MF292156

No PriceContact Dealer

Millage Bumper.com Millage:
22,179
Location Bumper.com Location:
Scottsdale, AZ
Color Bumper.com Color:
White ext, Black int
Bodytype Bumper.com Body Type:
Pickup
Check Availability
Used
2021 GMC Sierra 3500HD Crew Cab Standard Box 4-Wheel Drive AT4

VIN: 1GT49VEY7MF208267

No PriceContact Dealer

Millage Bumper.com Millage:
34,048
Location Bumper.com Location:
Lake Jackson, TX
Color Bumper.com Color:
White ext, Black int
Bodytype Bumper.com Body Type:
Pickup
Check Availability
Used
2021 GMC Sierra 3500HD AT4

VIN: 1GT49VEY4MF231277

$79,950

Check Bumper.com Clean title

Millage Bumper.com Millage:
26,897
Location Bumper.com Location:
Bountiful, UT
Color Bumper.com Color:
Black ext, Black int
Bodytype Bumper.com Body Type:
Pickup
Check Availability
Used
2021 GMC Sierra 3500HD AT4

VIN: 1GT49VEYXMF268348

No PriceContact Dealer

Check Bumper.com Clean title

Millage Bumper.com Millage:
39,312
Location Bumper.com Location:
Austin, TX
Color Bumper.com Color:
Black ext, Black int
Bodytype Bumper.com Body Type:
Pickup
Check Availability
Used
2021 GMC Sierra 3500HD Crew Cab Standard Box 4-Wheel Drive AT4

VIN: 1GT49VEY2MF152495

$76,977

Check Bumper.com 1 owner

Millage Bumper.com Millage:
13,733
Location Bumper.com Location:
Decatur, TX
Color Bumper.com Color:
White ext, Black int
Bodytype Bumper.com Body Type:
Pickup
Check Availability
Ad

Sell Your Car, Quick and Easy

Connect with our partner, Peddle, for a quick and easy cash offer on your car

  • Check Bumper.com

    Get Cash for your car regardless of its condition

  • Check Bumper.com

    Sell your car fast and easy, right from your home

To get started, call (855) 540-0635 or click the button below

Get An Instant Offer
Used
2021 GMC Sierra 3500HD Crew Cab Standard Box 4-Wheel Drive AT4

VIN: 1GT49VEY2MF267467

$81,700

Millage Bumper.com Millage:
16,108
Location Bumper.com Location:
Gilbert, AZ
Color Bumper.com Color:
White ext, Black int
Bodytype Bumper.com Body Type:
Pickup
Check Availability
Used
2021 GMC Sierra 3500HD AT4 Truck

VIN: 1GT49VEY3MF110711

$76,854

Check Bumper.com Clean title

Check Bumper.com 1 owner

Millage Bumper.com Millage:
11,200
Location Bumper.com Location:
Hillsboro, OR
Color Bumper.com Color:
White ext, Black int
Bodytype Bumper.com Body Type:
Pickup
Check Availability
Used
2021 GMC Sierra 3500HD AT4

VIN: 1GT49VEY5MF206887

$76,999

Check Bumper.com 1 owner

Millage Bumper.com Millage:
31,145
Location Bumper.com Location:
High Point, NC
Color Bumper.com Color:
Blue ext, Black int
Bodytype Bumper.com Body Type:
Pickup
Check Availability
Used
GMC Sierra 3500HD AT4 LONG BED 4X4

VIN: 1GT49VEY5MF234236

$81,995

Millage Bumper.com Millage:
16,301
Location Bumper.com Location:
Santa Fe, NM
Color Bumper.com Color:
Red ext, Black int
Bodytype Bumper.com Body Type:
Pickup
Check Availability
Used
GMC SIERRA 3500HD AT4

VIN: 1GT49VEY7MF143100

$76,741

Check Bumper.com Clean title

Check Bumper.com 1 owner

Millage Bumper.com Millage:
26,075
Location Bumper.com Location:
Bentonville, AR
Color Bumper.com Color:
White ext, Black int
Bodytype Bumper.com Body Type:
Pickup
Check Availability

Bumper

Top Auto Insurance Providers for you

Save money and get personalized auto insurance from top providers!

Learn More
Used
2021 GMC Sierra 3500HD Crew Cab Standard Box 4-Wheel Drive AT4

VIN: 1GT49VEY2MF130934

$70,837

Millage Bumper.com Millage:
47,795
Location Bumper.com Location:
Alpena, MI
Color Bumper.com Color:
Red ext, Black int
Bodytype Bumper.com Body Type:
Pickup
Check Availability
Used
2021 GMC SIERRA 35 C 4

VIN: 1GT49VEY1MF101361

No PriceContact Dealer

Millage Bumper.com Millage:
58,268
Location Bumper.com Location:
Fairview, OK
Color Bumper.com Color:
White ext
Bodytype Bumper.com Body Type:
Pickup
Check Availability
Used
2021 GMC Sierra 3500 HD AT4 Truck

VIN: 1GT49VEY0MF165990

$74,895

Millage Bumper.com Millage:
37,367
Location Bumper.com Location:
Brattleboro, VT
Color Bumper.com Color:
Black ext, Black int
Bodytype Bumper.com Body Type:
Pickup
Check Availability
Used
2021 GMC Sierra 3500HD Crew Cab AT4

VIN: 1GT49VEY9MF136360

$73,995

Millage Bumper.com Millage:
38,536
Location Bumper.com Location:
Lewiston, MN
Color Bumper.com Color:
Black ext, Black int
Bodytype Bumper.com Body Type:
Pickup
Check Availability
Used
2021 GMC Sierra 3500 HD AT4 Truck

VIN: 1GT49VEYXMF109877

$72,000

Check Bumper.com Clean title

Check Bumper.com 1 owner

Millage Bumper.com Millage:
38,795
Location Bumper.com Location:
Grand Rapids, MI
Color Bumper.com Color:
Blue ext, Black int
Bodytype Bumper.com Body Type:
Pickup
Check Availability
Used
2021 GMC Sierra 3500HD AT4 Truck

VIN: 1GT49VEY3MF199521

$70,900

Millage Bumper.com Millage:
42,732
Location Bumper.com Location:
Boiling Springs, SC
Color Bumper.com Color:
White ext, Black int
Bodytype Bumper.com Body Type:
Pickup
Check Availability
Used
2021 GMC Sierra 3500HD AT4

VIN: 1GT49VEY3MF287985

$74,997

Check Bumper.com 1 owner

Millage Bumper.com Millage:
32,612
Location Bumper.com Location:
Highlands Ranch, CO
Color Bumper.com Color:
Black int
Bodytype Bumper.com Body Type:
Pickup
Check Availability
Used
2021 GMC Sierra 3500HD 4WD Crew Cab 159 AT4

VIN: 1GT49VEY7MF248638

$73,484

Millage Bumper.com Millage:
25,667
Location Bumper.com Location:
Oshkosh, WI
Color Bumper.com Color:
White ext, Black int
Bodytype Bumper.com Body Type:
Pickup
Check Availability
Used
2021 GMC Sierra 3500HD 4WD Crew Cab 159" AT4

VIN: 1GT49VEY3MF121580

$75,980

Millage Bumper.com Millage:
31,036
Location Bumper.com Location:
Georgetown, KY
Color Bumper.com Color:
Black ext
Bodytype Bumper.com Body Type:
Pickup
Check Availability
Used
2021 GMC Sierra 3500HD AT4 Truck

VIN: 1GT49VEY0MF141012

$79,981

Check Bumper.com Clean title

Millage Bumper.com Millage:
22,390
Location Bumper.com Location:
Bend, OR
Color Bumper.com Color:
Blue ext, Gray int
Bodytype Bumper.com Body Type:
Pickup
Check Availability
Used
2021 GMC Sierra 3500 AT4

VIN: 1GT49VEY4MF162820

$73,985

Millage Bumper.com Millage:
37,485
Location Bumper.com Location:
Aberdeen, WA
Color Bumper.com Color:
Black ext, Black int
Bodytype Bumper.com Body Type:
Pickup
Check Availability
Used
2021 GMC Sierra 3500 HD AT4 Duramax Diesel Crew Cab Truck

VIN: 1GT49VEY5MF306861

$75,950

Check Bumper.com 1 owner

Millage Bumper.com Millage:
7,537
Location Bumper.com Location:
Burlington, WA
Color Bumper.com Color:
White ext, Black int
Bodytype Bumper.com Body Type:
Pickup
Check Availability
Used
2021 GMC Sierra 3500HD 4WD Crew Cab 159 AT4

VIN: 1GT49VEY5MF316595

$77,236

Check Bumper.com 1 owner

Millage Bumper.com Millage:
13,136
Location Bumper.com Location:
Bend, OR
Color Bumper.com Color:
Black ext, Black int
Bodytype Bumper.com Body Type:
Pickup
Check Availability
Used
2021 GMC Sierra 3500 AT4

VIN: 1GT49VEY6MF110444

$76,988

Millage Bumper.com Millage:
27,070
Location Bumper.com Location:
Billings, MT
Color Bumper.com Color:
Black ext
Bodytype Bumper.com Body Type:
Pickup
Check Availability
Ad

Sell Your Car, Quick and Easy

Connect with our partner, Peddle, for a quick and easy cash offer on your car

  • Check Bumper.com

    Get Cash for your car regardless of its condition

  • Check Bumper.com

    Sell your car fast and easy, right from your home

To get started, call (855) 540-0635 or click the button below

Get An Instant Offer

Frequently Asked Questions

How much does a used GMC Sierra 3500HD cost?

The average cost of a GMC Sierra 3500HD depends on its year, condition and features. Our inventory of GMC Sierra 3500HD's range from $9,999 to $119,900 with years ranging from 2007 to 2022.

What are the most popular 2021 GMC Sierra 3500HD trims?

The top used 2021 GMC Sierra 3500HD trims based on our inventory are the GMC Sierra 3500HD Denali with 402 listings, the GMC Sierra 3500HD AT4 with 106 listings and the GMC Sierra 3500HD SLE with 64 listings.

What body styles does the 2021 GMC Sierra 3500HD offer?

The 2021 GMC Sierra 3500HD offers the Crew Cab, Regular Cab, Double Cab and Pickup body styles.

What is the MPG for a 2021 GMC Sierra 3500HD?

Our most popular listing, the 2021 GMC Sierra 3500HD gets an average MPG of Key city / Key highway.

What colors do the 2021 GMC Sierra 3500HD come in?

The 2021 GMC Sierra 3500HD comes in Ebony Twilight Metallic, Brownstone Metallic, Carbon Black Metallic, Cardinal Red, Jet Black w/Kalahari, Hunter Metallic, Onyx Black, Pacific Blue Metallic, Summit White, White Frost Tricoat, Cayenne Red Tintcoat and Quicksilver Metallic colors.