(opens in new window)

Back to Partner Site

Powered by

Skip to vehicle Listings

Cars for SaleGMCSierra 15002021

2021 GMC Sierra 1500 for Sale in Fort Collins, CO

80521

Filters (3)

Items 1 to 2 of 7.

Location & Delivery

Year

Price & Payments

Price selected

Min Price

Max Price

Price Rating

Good Price (6)

Great Price (2)

Price selected

Min Price

Max Price

Price Rating

Good Price (6)

Great Price (2)

Make, Model & Trim

GMC

Models

Sierra 1500

Acadia (2)

Caballero

Canyon (1)

Envoy

Envoy XL

Envoy XUV

G1500

G2500

G3500

Hummer EV

Jimmy

Other GMC Models

S15 Jimmy

S15 Pickup

Safari

Savana 1500

Savana 2500

Savana 3500 (2)

Savana 4500

Sierra 1500 (14)

Sierra 2500 (4)

Sierra 3500 (2)

Sierra EV

Sonoma

Suburban

Syclone

Terrain (2)

TopKick C4500

TopKick C5500

Typhoon

Yukon (4)

Yukon XL (2)

Sierra 1500 Trims

Any

AT4 (3)

AT4X

C3

Carrera GTS

Classic

Classic Denali

Denali (2)

Denali Ultimate

Elevation (6)

Limited

Limited AT4

Limited Denali

Limited Elevation

Limited Pro

Limited SLE

Limited SLT

Pro

SL

SLE (2)

SLT (1)

Special

Sport

W/T

XFE

GMC

Models

Sierra 1500

Acadia (2)

Caballero

Canyon (1)

Envoy

Envoy XL

Envoy XUV

G1500

G2500

G3500

Hummer EV

Jimmy

Other GMC Models

S15 Jimmy

S15 Pickup

Safari

Savana 1500

Savana 2500

Savana 3500 (2)

Savana 4500

Sierra 1500 (14)

Sierra 2500 (4)

Sierra 3500 (2)

Sierra EV

Sonoma

Suburban

Syclone

Terrain (2)

TopKick C4500

TopKick C5500

Typhoon

Yukon (4)

Yukon XL (2)

Sierra 1500 Trims

Any

AT4 (3)

AT4X

C3

Carrera GTS

Classic

Classic Denali

Denali (2)

Denali Ultimate

Elevation (6)

Limited

Limited AT4

Limited Denali

Limited Elevation

Limited Pro

Limited SLE

Limited SLT

Pro

SL

SLE (2)

SLT (1)

Special

Sport

W/T

XFE

Mileage

Condition

New (0)

Used (14)

Manufacturer Certified (1)

Third-Party Certified (0)

Certified Program Details

New (0)

Used (14)

Manufacturer Certified (1)

Third-Party Certified (0)

Certified Program Details

Color

Drive Type

Body Style

Truck Cab Size

Crew Cab (3)

Extended Cab (0)

Regular Cab (0)

Crew Cab (3)

Extended Cab (0)

Regular Cab (0)

Truck Bed Length

Short (11)

Medium (3)

Long (0)

Include unspecified lengths (0)

Short (11)

Medium (3)

Long (0)

Include unspecified lengths (0)

Vehicle History

Features

Fuel Type

Fuel Economy

Transmission

Cylinders

Engine Displacement

Number of Seats

Number of Doors

Purchase Options

Seller Type

14 Matches

Sort By:

Newly Listed

Used 2021 GMC Sierra 1500 Elevation w/ Preferred Package

Used

2021 GMC Sierra 1500

Elevation
40K mi

38,999

See payment

Good Price

Dealer Fees Included

Weld County Garage

22.38 mi. away

Online Paperwork

Get AutoCheck Vehicle History

Newly Listed

Used 2021 GMC Sierra 1500 SLE

Used

2021 GMC Sierra 1500

SLE
59K mi

33,999

See payment

Good Price

Dealer Fees Included

Weld County Garage

22.38 mi. away

Online Paperwork

Get AutoCheck Vehicle History

360°

Used 2021 GMC Sierra 1500 AT4 w/ AT4 Premium Package

Used

2021 GMC Sierra 1500

AT4
71K mi

38,990

See payment

Great Price

O'Meara Ford

48.46 mi. away

Get AutoCheck Vehicle History

My Wallet by Kelley Blue Book^®

Find it Fast.

Keep it Affordable.

Monthly Payment

Credit Rating

Down Payment

Trade-In Value

Est. Trade-In Value

Get My Kelley Blue Book® CarValue

Amount Owed on Trade-In

Get My Payoff Quote

$

Based on 4.5% APR for mos.

Price Drop

Used 2021 GMC Sierra 1500 Denali w/ Denali Ultimate Package

Used

2021 GMC Sierra 1500

Denali
84K mi

38,569

See payment

Good Price

ClearShift

12.15 mi. away

Get AutoCheck Vehicle History

Used 2021 GMC Sierra 1500 Elevation w/ Driver Alert Package I

Used

2021 GMC Sierra 1500

Elevation
49K mi

36,995

See payment

Great Price

Halladay Motors Inc

40.37 mi. away

Get AutoCheck Vehicle History

New 2026 GMC Sierra 1500 Denali Ultimate

Consider New, Similar Payment

2026 GMC Sierra 1500

Denali Ultimate
4 mi

76,820

Castle Rock Chevrolet GMC

85.58 mi. away

Used 2021 GMC Sierra 1500 SLT w/ SLT Premium Plus Package

Used

2021 GMC Sierra 1500

SLT
109K mi

30,500

See payment

Good Price

Dealer Fees Included

Mike Maroone Cadillac

39.2 mi. away

Get AutoCheck Vehicle History

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.

Used 2021 GMC Sierra 1500 SLE

Used

2021 GMC Sierra 1500

SLE
86K mi

24,999

See payment

Good Price

Dealer Fees Included

Weld County Garage

22.38 mi. away

Online Paperwork

Get AutoCheck Vehicle History

Certified 2021 GMC Sierra 1500 AT4

Certified

2021 GMC Sierra 1500

AT4
38K mi

44,988

See payment

Dealer Fees Included

JOHNSON AUTO PLAZA

46.25 mi. away

Delivery

Get AutoCheck Vehicle History

Used 2021 GMC Sierra 1500 Elevation w/ LPO, Elevation Black Package

Used

2021 GMC Sierra 1500

Elevation
111K mi

29,988

See payment

Good Price

Dealer Fees Included

JOHNSON AUTO PLAZA

46.25 mi. away

Delivery

Get AutoCheck Vehicle History

Used 2021 GMC Sierra 1500 Denali w/ Denali Ultimate Package

Used

2021 GMC Sierra 1500

Denali
75K mi

41,998

See payment

Mike Maroone Chevrolet GMC Longmont

29.35 mi. away

Get AutoCheck Vehicle History

Used 2021 GMC Sierra 1500 Elevation

Used

2021 GMC Sierra 1500

Elevation
94K mi

29,600

See payment

Stevinson Hyundai of Frederick

32.57 mi. away

Get AutoCheck Vehicle History

Newly Listed

Used 2021 GMC Sierra 1500 Elevation w/ Preferred Package

Used

2021 GMC Sierra 1500

Elevation
68K mi

35,999

See payment

Dealer Fees Included

Weld County Garage

22.38 mi. away

Online Paperwork

Get AutoCheck Vehicle History

Price Drop

No Image Available

Used

2021 GMC Sierra 1500

Elevation
65K mi

36,289

See payment

Brandon Chrysler Dodge Jeep Ram

12.12 mi. away

Delivery

Newly Listed

Used 2021 GMC Sierra 1500 AT4 w/ AT4 Value Package

Used

2021 GMC Sierra 1500

AT4
97K mi

37,740

See payment

Skyline Mitsubishi

48.34 mi. away

2021 GMC Sierra 1500 in Nearby Cities

2021 GMC Sierra 1500 For Sale in Denver
41 for sale
2021 GMC Sierra 1500 For Sale in Aurora
41 for sale
2021 GMC Sierra 1500 For Sale in Colorado Springs
9 for sale
2021 GMC Sierra 1500 For Sale in Pueblo
8 for sale
2021 GMC Sierra 1500 For Sale in Grand Junction
6 for sale

View All Cities

Partner Links

Demo Program Information
PartnerSite.com
Search New Inventory
Explore All Vehicles
Participating Dealers Locator
Finance Offer details

Autotrader Legal

Visitor Agreement
Privacy Statement
Accessibility Statement
Do Not Sell or Share My Personal Information
Cookie Settings
Your CA Privacy Rights

This site and its services are operated only by Autotrader. Use of the site is subject to the Autotrader Visitor Agreement and Autotrader Privacy Statement.