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Gasoline

Sierra 1500

New 2025 GMC Sierra 1500 Elevation

New 2025 GMC Sierra 1500 Elevation Clarksville MD 21029

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Elevation

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New 2025 GMC Sierra 1500 Pro w/ Pro Value Package

New 2025 GMC Sierra 1500 Pro w/ Pro Value Package Clarksville MD 21029

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Used

<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>

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Used 2021 GMC Sierra 1500 AT4

Used 2021 GMC Sierra 1500 AT4 Columbia MD 21045

6-Cylinder Turbo

Diesel

Certified

SLT Premium Plus Package

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

Certified 2021 GMC Sierra 1500 SLT w/ SLT Premium Plus Package Eldersburg MD 21784

AT4 Value Package

Off-Road Performance Package

Technology Package

Driver Alert Package II

Used 2021 GMC Sierra 1500 AT4 w/ AT4 Value Package

Used 2021 GMC Sierra 1500 AT4 w/ AT4 Value Package Sterling VA 20164

4-Cylinder Turbo

Max Trailering Package

New 2025 GMC Sierra 1500 Elevation w/ Max Trailering Package

New 2025 GMC Sierra 1500 Elevation w/ Max Trailering Package Clarksville MD 21029

Denali Premium Package

Used 2021 GMC Sierra 1500 Denali w/ Denali Premium Package

Used 2021 GMC Sierra 1500 Denali w/ Denali Premium Package Annapolis MD 21401

Denali

AT4 Premium Package

Certified 2021 GMC Sierra 1500 AT4 w/ AT4 Premium Package

Certified 2021 GMC Sierra 1500 AT4 w/ AT4 Premium Package York PA 17402

Preferred Package

Driver Alert Package I

X31 Off-Road Package

Used 2021 GMC Sierra 1500 Elevation w/ Preferred Package

Used 2021 GMC Sierra 1500 Elevation w/ Preferred Package Thurmont MD 21788

Used 2021 GMC Sierra 1500 Elevation w/ X31 Off-Road Package

Used 2021 GMC Sierra 1500 Elevation w/ X31 Off-Road Package Hunt Valley MD 21030

AT4 Preferred Package

New 2025 GMC Sierra 1500 AT4 w/ Technology Package

New 2025 GMC Sierra 1500 AT4 w/ Technology Package Clarksville MD 21029

Denali Ultimate Package

Used 2021 GMC Sierra 1500 Denali w/ Denali Ultimate Package

Used 2021 GMC Sierra 1500 Denali w/ Denali Ultimate Package Rockville MD 20852

Used 2021 GMC Sierra 1500 SLE

Used 2021 GMC Sierra 1500 SLE Westminster MD 21157

Used 2023 GMC Sierra 1500 Denali

Used 2023 GMC Sierra 1500 Denali Clarksville MD 21029

LPO, Performance Upgrade Package

Used 2021 GMC Sierra 1500 AT4 Thurmont MD 21788

Used 2021 GMC Sierra 1500 Denali w/ Denali Ultimate Package Bowie MD 20716

Used 2021 GMC Sierra 1500 Elevation w/ X31 Off-Road Package Leesburg VA 20176

Denali Carbonpro Edition

Used 2021 GMC Sierra 1500 Denali w/ Denali Ultimate Package Hunt Valley MD 21030

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

Used 2021 GMC Sierra 1500 SLT w/ SLT Premium Plus Package Abingdon MD 21009

Fullsize Regular Cab

6-Cylinder

Flexible Fuel

Trailering Package

Certified 2021 GMC Sierra 1500 2WD Regular Cab w/ Trailering Package

Certified 2021 GMC Sierra 1500 2WD Regular Cab w/ Trailering Package Waldorf MD 20601

2WD Regular Cab

Used 2021 GMC Sierra 1500 SLT w/ SLT Premium Plus Package Leesburg VA 20176

Certified 2021 GMC Sierra 1500 SLT w/ X31 Off-Road Package

Certified 2021 GMC Sierra 1500 SLT w/ X31 Off-Road Package Bel Air MD 21014

Used 2023 GMC Sierra 1500 SLE

Used 2023 GMC Sierra 1500 SLE Clarksville MD 21029

Used 2021 GMC Sierra 1500 Denali w/ Denali Ultimate Package White Marsh MD 21162

Koons Chevrolet GMC Clarksville

Baltimore

Cars for Sale

2021

Shop, watch video walkarounds and compare prices on 2021 GMC Sierra 1500 Trucks listings. See Kelley Blue Book pricing to get the best deal. Search from 18 GMC Trucks for sale, including a Certified 2021 GMC Sierra 1500 2WD Regular Cab, a Certified 2021 GMC Sierra 1500 AT4, and a Certified 2021 GMC Sierra 1500 SLT ranging in price from $21,540 to $49,500.

2021 GMC Sierra 1500 Trucks for Sale - Kelley Blue Book

Search from 18 GMC Trucks for sale, including a Certified 2021 GMC Sierra 1500 2WD Regular Cab w/ Trailering Package, a Certified 2021 GMC Sierra 1500 AT4 w/ AT4 Premium Package, and a Certified 2021 GMC Sierra 1500 SLT w/ SLT Premium Plus Package ranging in price from $21,540 to $49,500.

Autotrader has 18 GMC Trucks for sale near Gwynn Oak, MD, including a Certified 2021 GMC Sierra 1500 2WD Regular Cab w/ Trailering Package, a Certified 2021 GMC Sierra 1500 AT4 w/ AT4 Premium Package, and a Certified 2021 GMC Sierra 1500 SLT w/ SLT Premium Plus Package ranging in price from $21,540 to $49,500.

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Used 2023 GMC Sierra 1500 SLE

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Used 2021 GMC Sierra 1500 SLE

Used 2021 GMC Sierra 1500 AT4

Used 2021 GMC Sierra 1500 Denali