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New 2025 GMC Sierra 2500 Denali Ultimate w/ Max Trailering Package

New 2025 GMC Sierra 2500 Denali Ultimate w/ Max Trailering Package Castle Rock CO 80104

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New 2025 GMC Sierra 2500 SLT w/ SLT Convenience Package

New 2025 GMC Sierra 2500 SLT w/ SLT Convenience Package Grand Junction CO 81501

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New 2025 GMC Sierra 2500 Denali w/ Technology Package

New 2025 GMC Sierra 2500 Denali w/ Technology Package Grand Junction CO 81501

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Used 2024 GMC Sierra 2500 Denali Ultimate w/ Max Trailering Package

Used 2024 GMC Sierra 2500 Denali Ultimate w/ Max Trailering Package Denver CO 80221

SLT Premium 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

Gooseneck/5TH Wheel Package

Driver Alert Package II

LPO, GMC Protection Package

X31 Off-Road Package

Used 2021 GMC Sierra 2500 SLT w/ SLT Premium Package

Used 2021 GMC Sierra 2500 SLT w/ SLT Premium Package Aurora CO 80011

Suspension Package, Off-Road

Used 2013 GMC Sierra 2500 Denali w/ Suspension Package, Off-Road

Used 2013 GMC Sierra 2500 Denali w/ Suspension Package, Off-Road Englewood CO 80110

Denali Ultimate Package

Used 2020 GMC Sierra 2500 Denali w/ Denali Ultimate Package

Used 2020 GMC Sierra 2500 Denali w/ Denali Ultimate Package Broomfield CO 80020

8-Cylinder

Gasoline

AT4 Premium Plus Package

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

Used 2022 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package Aurora CO 80012

Used 2022 GMC Sierra 2500 SLE

Used 2022 GMC Sierra 2500 SLE Denver CO 80234

AT4X AEV Edition

New 2025 GMC Sierra 2500 AT4X w/ AT4X AEV Edition

New 2025 GMC Sierra 2500 AT4X w/ AT4X AEV Edition Grand Junction CO 81501

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New 2025 GMC Sierra 2500 Denali Ultimate

New 2025 GMC Sierra 2500 Denali Ultimate Grand Junction CO 81501

4-Cylinder Turbo

Sierra 1500

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Pro Value Package

Used 2024 GMC Sierra 1500 Pro w/ Graphite Edition

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Used 2022 GMC Sierra 2500 Denali w/ Technology Package

Used 2022 GMC Sierra 2500 Denali w/ Technology Package Brighton CO 80601

Used 2022 GMC Sierra 2500 Denali w/ Denali Ultimate Package

Used 2022 GMC Sierra 2500 Denali w/ Denali Ultimate Package Aurora CO 80012

Denali Reserve Package

New 2025 GMC Sierra 2500 Denali w/ Denali Reserve Package

New 2025 GMC Sierra 2500 Denali w/ Denali Reserve Package Loveland CO 80538

Used 2022 GMC Sierra 2500 Denali w/ Denali Ultimate Package Grand Junction CO 81501

Used 2021 GMC Sierra 2500 Denali w/ Denali Ultimate Package

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

Third-Party Certified

<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 2024 GMC Sierra 2500 Denali Ultimate w/ Snow Plow Prep/Camper Package

Used 2024 GMC Sierra 2500 Denali Ultimate w/ Snow Plow Prep/Camper Package Littleton CO 80123

SLE Convenience Package

Preferred Package

Used 2023 GMC Sierra 2500 SLE w/ SLE Convenience Package

Used 2023 GMC Sierra 2500 SLE w/ SLE Convenience Package Denver CO 80234

LPO, Cargo Convenience Package

Used 2024 GMC Sierra 2500 Denali Ultimate

Used 2024 GMC Sierra 2500 Denali Ultimate Littleton CO 80123

Used 2021 GMC Sierra 2500 AT4

Used 2021 GMC Sierra 2500 AT4 Denver CO 80227

Certified

Certified 2023 GMC Sierra 2500 AT4

Certified 2023 GMC Sierra 2500 AT4 Brighton CO 80601

Used 2016 GMC Sierra 2500 HD Crew Cab Denali Pickup 4D 6 1/2 ft

Duramax Plus Package

Gooseneck/5TH Wheel Prep Package

Used 2016 GMC Sierra 2500 Denali w/ Duramax Plus Package

Used 2016 GMC Sierra 2500 Denali w/ Duramax Plus Package Aurora CO 80017

Used 2024 GMC Sierra 2500 AT4X

Used 2024 GMC Sierra 2500 AT4X Longmont CO 80504

Driver Alert Package I

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

Used 2021 GMC Sierra 2500 Denali w/ Denali Ultimate Package Denver CO 80234

AT4 Premium Package

Used 2020 GMC Sierra 2500 AT4 w/ AT4 Premium Package

Used 2020 GMC Sierra 2500 AT4 w/ AT4 Premium Package Castle Rock CO 80104

New 2026 GMC Sierra 2500 Denali Ultimate w/ Max Trailering Package

New 2026 GMC Sierra 2500 Denali Ultimate w/ Max Trailering Package Grand Junction CO 81501

Sierra 3500

Used 2016 GMC Sierra 3500 Denali w/ Duramax Plus Package

Used 2016 GMC Sierra 3500 Denali w/ Duramax Plus Package Grand Junction CO 81501

Used 2021 GMC Sierra 2500 Denali w/ Denali Ultimate Package Wheat Ridge CO 80033

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

Used 2024 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package Broomfield CO 80020

Convenience Package

1SA Driver Alert Package I

Certified 2023 GMC Sierra 2500 Pro w/ Convenience Package

Certified 2023 GMC Sierra 2500 Pro w/ Convenience Package Brighton CO 80601

Used 2021 GMC Sierra 2500 Denali w/ Denali Ultimate Package Golden CO 80401

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

New 2026 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package Grand Junction CO 81501

1SA Pro Safety Plus Package

New 2026 GMC Sierra 2500 Pro w/ 1SA Pro Safety Plus Package

New 2026 GMC Sierra 2500 Pro w/ 1SA Pro Safety Plus Package Grand Junction CO 81501

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

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Denver

Used Cars for Sale

The GMC Sierra 2500 is an intriguing mix of heavy-hitting workhorse and glitzy luxury. With powerful <a href="https://www.autotrader.com/cars-for-sale/diesel/gmc/sierra-2500" target="_blank">diesel</a> or <a href="https://www.autotrader.com/cars-for-sale/gasoline/gmc/sierra-2500" target="_blank">gasoline</a> powertrain options, the Sierra 2500 has immense towing and hauling capacity. The 2500 has well-mannered on-road handling and is equally at home on a dirt ranch road.  The configurations with the Sierra 2500 are nearly endless, with multiple cab sizes, bed lengths, and an array of powertrain choices. Some of the popular Sierra 2500 trims include the <a href="https://www.autotrader.com/cars-for-sale/gmc/sierra-2500/at4" target="_blank">AT4</a>, <a href="https://www.autotrader.com/cars-for-sale/gmc/sierra-2500/denali" target="_blank">Denali</a>, <a href="https://www.autotrader.com/cars-for-sale/gmc/sierra-2500/denali-ultimate" target="_blank">Denali Ultimate</a>, <a href="https://www.autotrader.com/cars-for-sale/gmc/sierra-2500/sle" target="_blank">SLE</a>, and <a href="https://www.autotrader.com/cars-for-sale/gmc/sierra-2500/slt" target="_blank">SLT</a>. Even with fierce competition in the heavy-duty pickup segment, the GMC Sierra 2500 still makes waves. With powerful towing capabilities, a luxurious interior, and refined on-road driving, the Sierra 2500 is a rewarding heavy-duty truck.  

Test drive Used GMC Sierra 2500 at home from the top dealers in your area. Search from 125 Used GMC Sierra 2500 cars for sale, including a  2006 GMC Sierra 2500 SLT, a  2013 GMC Sierra 2500 Denali, and a  2015 GMC Sierra 2500 SLE ranging in price from $12,980 to $89,999.

Used GMC Sierra 2500 for Sale Near Me - Autotrader

Used GMC Sierra 2500 for Sale Under $30,000

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Search from 125 GMC Sierra 2500 for sale, including a Certified 2023 GMC Sierra 2500 AT4, a Certified 2023 GMC Sierra 2500 Pro w/ Convenience Package, and a Used 2013 GMC Sierra 2500 Denali w/ Suspension Package, Off-Road ranging in price from $12,980 to $89,999.

Autotrader has 125 GMC Sierra 2500 for sale near Commerce City, CO, including a Certified 2023 GMC Sierra 2500 AT4, a Certified 2023 GMC Sierra 2500 Pro w/ Convenience Package, and a Used 2013 GMC Sierra 2500 Denali w/ Suspension Package, Off-Road ranging in price from $12,980 to $89,999.

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Used 2022 GMC Sierra 2500 Denali w/ Denali Ultimate Package

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