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Fullsize Crew Cab

Truck

AWD4WD

8-Cylinder

Gasoline

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Sierra 1500

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Used 2023 GMC Sierra 1500 AT4

Used 2023 GMC Sierra 1500 AT4 Lakewood CO 80214

Automatic

New 2025 GMC Sierra 1500 Elevation

New 2025 GMC Sierra 1500 Elevation Castle Rock CO 80104

Elevation

Used 2020 GMC Sierra 1500 SLE

Used 2020 GMC Sierra 1500 SLE Denver CO 80204

Used 2019 GMC Sierra 1500 AT4

Used 2019 GMC Sierra 1500 AT4 Aurora CO 80012

SLT Convenience Package

X31 Off-Road Package

Used 2019 GMC Sierra 1500 SLT w/ SLT Convenience Package

Used 2019 GMC Sierra 1500 SLT w/ SLT Convenience Package Lakewood CO 80214

6-Cylinder Turbo

Diesel

Technology Package

Driver Alert Package II

Used 2020 GMC Sierra 1500 Denali w/ Technology Package

Used 2020 GMC Sierra 1500 Denali w/ Technology Package Denver CO 80227

Denali

8-Cylinder Turbo

Sierra 2500

SLT Premium Package

Max Trailering Package

LPO, Hitch Package

Used 2024 GMC Sierra 2500 SLT w/ SLT Premium Package

Used 2024 GMC Sierra 2500 SLT w/ SLT Premium Package Denver CO 80221

Denali Ultimate Package

Gooseneck/5th Wheel Prep Package

Used 2022 GMC Sierra 2500 Denali w/ Denali Ultimate Package

Used 2022 GMC Sierra 2500 Denali w/ Denali Ultimate Package Longmont CO 80501

AT4 Premium Package

Used 2024 GMC Sierra 1500 AT4 w/ Technology Package

Used 2024 GMC Sierra 1500 AT4 w/ Technology Package Littleton CO 80129

Third-Party Certified

SLT Crew Cab Premium Plus Package

<div class="text-bold text-default margin-top-3 col-xs-12 margin-bottom-5">Confidence at Every Turn.</div><div class="col-xs-12"><ul><li>139-Point Inspection by Factory-Trained Technicians</li><li>90-Day/4,000-Mile (whichever comes first) Comprehensive Warranty¹</li><li>Nationwide Dealer Network for Service and Accessories</li><li>Complimentary 24/7 Roadside Assistance²</li><li>CARFAX® Vehicle History Report³</li><li>11,000 FordPass™ Rewards Points⁴ to Use Toward Your First Maintenance Visit</li></ul><p>Exceptional Coverage Comes Standard.</p></div><div class="margin-top-4 text-size-200 text-subdued col-xs-12"><div class="padding-bottom-4">Disclaimer</div><div class="text-size-100"><sup>1</sup> See your dealer for warranty coverage details.</br><sup>2</sup> See your dealer for coverage details. Roadside Assistance is included for certain owners and available to everyone for a per-service fee. Ford reserves the right to change program details without obligations.</br><sup>3</sup> CARFAX® is a registered trademark of CARFAX® Inc.<br/><sup>4</sup> FordPass App, compatible with select smartphone platforms, is available via a download. Message and data rates may apply.</div></div>

Ford Blue Advantage - Blue Certified

Used 2018 GMC Sierra 1500 SLT

Used 2018 GMC Sierra 1500 SLT Littleton CO 80123

Denali Reserve Package

Used 2024 GMC Sierra 1500 Denali w/ Denali Reserve Package

Used 2024 GMC Sierra 1500 Denali w/ Denali Reserve Package Littleton CO 80129

Sierra 3500

Gooseneck/5TH Wheel Prep Package

New 2025 GMC Sierra 3500 Denali Ultimate

New 2025 GMC Sierra 3500 Denali Ultimate Loveland CO 80538

Denali Ultimate

SLE1 Preferred Package

SLE/SLT Trailering Package

Z71 Off-Road Package

EZ-Lift Tailgate Package

Used 2007 GMC Sierra 1500 SLE w/ SLE1 Preferred Package

Used 2007 GMC Sierra 1500 SLE w/ SLE1 Preferred Package Highlands Ranch CO 80129

Texas Edition SLT Premium Package

X31 Off-Road and Protection Package

Driver Alert Package I

Used 2021 GMC Sierra 1500 SLT

Used 2021 GMC Sierra 1500 SLT Thornton CO 80233

Used 2021 GMC Sierra 2500 Denali w/ Denali Ultimate Package

Used 2021 GMC Sierra 2500 Denali w/ Denali Ultimate Package Littleton CO 80129

Used 2025 GMC Sierra 1500 Elevation

Used 2025 GMC Sierra 1500 Elevation Denver CO 80234

Compact Crew Cab

4-Cylinder Turbo

Canyon

Used 2023 GMC Canyon Denali

Used 2023 GMC Canyon Denali Littleton CO 80123

Used 2024 GMC Sierra 1500 Elevation

Used 2024 GMC Sierra 1500 Elevation Centennial CO 80112

Used 2022 GMC Sierra 1500 AT4X

Used 2022 GMC Sierra 1500 AT4X Highlands Ranch CO 80126

AT4X

Used 2022 GMC Sierra 1500 AT4 w/ AT4 Premium Package

Used 2022 GMC Sierra 1500 AT4 w/ AT4 Premium Package Aurora CO 80012

Preferred Package

Used 2021 GMC Sierra 1500 Elevation w/ Preferred Package

Used 2021 GMC Sierra 1500 Elevation w/ Preferred Package Littleton CO 80129

Used 2024 GMC Sierra 1500 Elevation w/ X31 Off-Road Package

Used 2024 GMC Sierra 1500 Elevation w/ X31 Off-Road Package Littleton CO 80129

SLT Premium Plus Package

Used 2022 GMC Sierra 1500 SLT w/ SLT Premium Plus Package

Used 2022 GMC Sierra 1500 SLT w/ SLT Premium Plus Package Littleton CO 80129

Electric

Sierra EV

Used 2025 GMC Sierra EV Denali

Used 2025 GMC Sierra EV Denali Littleton CO 80129

Used 2024 GMC Sierra 2500 Denali Ultimate

Used 2024 GMC Sierra 2500 Denali Ultimate Littleton CO 80129

Used 2023 GMC Sierra 1500 AT4X

Used 2023 GMC Sierra 1500 AT4X Littleton CO 80129

LPO, Cargo Convenience Package

Used 2023 GMC Sierra 1500 Denali w/ Technology Package

Used 2023 GMC Sierra 1500 Denali w/ Technology Package Littleton CO 80129

Used 2019 GMC Sierra 1500 SLT w/ SLT Premium Plus Package

Used 2019 GMC Sierra 1500 SLT w/ SLT Premium Plus Package Littleton CO 80129

Used 2020 GMC Sierra 1500 SLT w/ SLT Premium Package

Used 2020 GMC Sierra 1500 SLT w/ SLT Premium Package Aurora CO 80012

Gooseneck/5TH Wheel Package

Snow Plow Prep/Camper Package

Used 2021 GMC Sierra 2500 SLT w/ Gooseneck/5TH Wheel Package

Used 2021 GMC Sierra 2500 SLT w/ Gooseneck/5TH Wheel Package Denver CO 80221

Duramax Plus Package

Used 2015 GMC Sierra 3500 Denali w/ Duramax Plus Package

Used 2015 GMC Sierra 3500 Denali w/ Duramax Plus Package Centennial CO 80112

Used 2021 GMC Sierra 3500 Denali w/ Denali Ultimate Package

Used 2021 GMC Sierra 3500 Denali w/ Denali Ultimate Package Wheat Ridge CO 80033

Used 2022 GMC Sierra 1500 AT4X Parker CO 80134

Used 2024 GMC Sierra 3500 Denali w/ Denali Reserve Package

Used 2024 GMC Sierra 3500 Denali w/ Denali Reserve Package Loveland CO 80537

Heavy Duty Front Spring/Camper Package

Used 2021 GMC Sierra 2500 Denali w/ Denali Ultimate Package Castle Rock CO 80104

Used 2022 GMC Sierra 3500 Denali

Used 2022 GMC Sierra 3500 Denali Centennial CO 80112

Suspension Package, Off-Road

Used 2019 GMC Sierra 2500 Denali w/ Duramax Plus Package

Used 2019 GMC Sierra 2500 Denali w/ Duramax Plus Package Loveland CO 80538

Used 2019 GMC Sierra 1500 SLT w/ SLT Premium Plus Package Aurora CO 80012

Used 2017 GMC Sierra 1500 SLE

Used 2017 GMC Sierra 1500 SLE Wheat Ridge CO 80033

LPO, Sports Bar Package

Technology Plus Package

LPO, Skid Plate Package

Used 2023 GMC Canyon AT4 w/ LPO, Sports Bar Package

Used 2023 GMC Canyon AT4 w/ LPO, Sports Bar Package Denver CO 80221

Used 2021 GMC Sierra 2500 Denali w/ Denali Ultimate Package Thornton CO 80233

Used 2018 GMC Sierra 1500 Denali w/ Denali Ultimate Package

Used 2018 GMC Sierra 1500 Denali w/ Denali Ultimate Package Henderson CO 80640

Driver Alert Package

Used 2015 GMC Sierra 1500 Denali w/ Driver Alert Package

Used 2015 GMC Sierra 1500 Denali w/ Driver Alert Package Englewood CO 80110

Used 2022 GMC Sierra 2500 HD Crew Cab AT4 Pickup 4D 6 1/2 ft

AT4 Preferred Package

Used 2022 GMC Sierra 2500 AT4 w/ AT4 Preferred Package

Used 2022 GMC Sierra 2500 AT4 w/ AT4 Preferred Package Denver CO 80201

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Denver

Used Cars for Sale

Test drive Used GMC Trucks at home in Denver, CO. Search from 566 Used GMC Trucks for sale, including a  2007 GMC Sierra 1500 SLE, a  2015 GMC Sierra 1500 Denali, and a  2017 GMC Canyon SLT ranging in price from $7,975 to $94,995.

Used GMC Trucks for Sale in Denver, CO - Autotrader

Used GMC Commercial Trucks and Work Trucks for Sale Near Me

Search from 566 GMC Trucks for sale, including a Used 2007 GMC Sierra 1500 SLE w/ SLE1 Preferred Package, a Used 2015 GMC Sierra 1500 Denali w/ Driver Alert Package, and a Used 2018 GMC Sierra 1500 Denali w/ Denali Ultimate Package ranging in price from $7,975 to $94,995.

Autotrader has 566 GMC Trucks for sale near Denver, CO, including a Used 2007 GMC Sierra 1500 SLE w/ SLE1 Preferred Package, a Used 2015 GMC Sierra 1500 Denali w/ Driver Alert Package, and a Used 2018 GMC Sierra 1500 Denali w/ Denali Ultimate Package ranging in price from $7,975 to $94,995.

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Used GMC Trucks for Sale in Denver, CO

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Used 2022 GMC Sierra 1500 SLT w/ SLT Premium Plus Package

566 Matches

2015 GMC Sierra 3500

2022 GMC Sierra 1500

2021 GMC Sierra 2500