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Used 2025 GMC Sierra 1500 SLT

Used 2025 GMC Sierra 1500 SLT Pharr TX 78577

Automatic

Texas Edition SLT Premium Package

Used 2020 GMC Sierra 1500 SLT

Used 2020 GMC Sierra 1500 SLT Mcallen TX 78501

4-Cylinder Turbo

Used 2024 GMC Sierra 1500 Elevation

Used 2024 GMC Sierra 1500 Elevation Mcallen TX 78501

Elevation

Third-Party Certified

Used 2023 GMC Sierra 1500 Denali

Used 2023 GMC Sierra 1500 Denali Kingsville TX 78363

Denali

LPO, Elevation Black Package

Used 2025 GMC Sierra 1500 Elevation w/ LPO, Elevation Black Package

Used 2025 GMC Sierra 1500 Elevation w/ LPO, Elevation Black Package Mcallen TX 78501

Used 2023 GMC Sierra 1500 Denali Ultimate

Used 2023 GMC Sierra 1500 Denali Ultimate Brownsville TX 78520

Denali Ultimate

Used 2024 GMC Sierra 1500 AT4X

Used 2024 GMC Sierra 1500 AT4X Pharr TX 78577

AT4X

Used 2024 GMC Sierra 1500 AT4X Mcallen TX 78501

Used 2023 GMC Sierra 1500 AT4X

Used 2023 GMC Sierra 1500 AT4X Brownsville TX 78520

SLT Preferred Package

X31 Off-Road Package

Used 2023 GMC Sierra 1500 SLT

Used 2023 GMC Sierra 1500 SLT Mcallen TX 78501

Used 2024 GMC Sierra 1500 Denali Ultimate

Used 2024 GMC Sierra 1500 Denali Ultimate Mission TX 78572

<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 2021 GMC Sierra 1500 AT4

Used 2021 GMC Sierra 1500 AT4 Mission TX 78572

6-Cylinder Turbo

Diesel

Used 2022 GMC Sierra 1500 Denali Ultimate

Used 2022 GMC Sierra 1500 Denali Ultimate Mcallen TX 78501

Preferred Package

Used 2024 GMC Sierra 1500 Elevation w/ Preferred Package

Used 2024 GMC Sierra 1500 Elevation w/ Preferred Package Mcallen TX 78501

Max Trailering Package

Used 2024 GMC Sierra 1500 Elevation w/ Max Trailering Package

Used 2024 GMC Sierra 1500 Elevation w/ Max Trailering Package Mcallen TX 78501

Denali Reserve Package

Used 2024 GMC Sierra 1500 Denali w/ Denali Reserve Package

Used 2024 GMC Sierra 1500 Denali w/ Denali Reserve Package Mcallen TX 78501

Used 2021 GMC Sierra 1500 Elevation w/ Preferred Package

Used 2021 GMC Sierra 1500 Elevation w/ Preferred Package Mcallen TX 78501

AT4 Preferred Package

Used 2023 GMC Sierra 1500 AT4 w/ AT4 Preferred Package

Used 2023 GMC Sierra 1500 AT4 w/ AT4 Preferred Package Mcallen TX 78501

Used 2019 GMC Sierra 1500 SLT

Used 2019 GMC Sierra 1500 SLT Mcallen TX 78501

SLT Convenience Package

Used 2022 GMC Sierra 1500 SLT w/ SLT Convenience Package

Used 2022 GMC Sierra 1500 SLT w/ SLT Convenience Package Pharr TX 78577

SLE Value Package

Used 2020 GMC Sierra 1500 SLE w/ SLE Value Package

Used 2020 GMC Sierra 1500 SLE w/ SLE Value Package Pharr TX 78577

Used 2024 GMC Sierra 1500 SLT

Used 2024 GMC Sierra 1500 SLT Mcallen TX 78501

Texas Edition SLT Premium Plus Package

Used 2022 GMC Sierra 1500 SLT

Used 2022 GMC Sierra 1500 SLT Mcallen TX 78501

AT4 Premium Package

Used 2021 GMC Sierra 1500 AT4 w/ AT4 Premium Package

Used 2021 GMC Sierra 1500 AT4 w/ AT4 Premium Package Mission TX 78572

All Terrain Slt Crew Cab "Plus" Package

All-Terrain Package

Used 2015 GMC Sierra 1500 SLT

Used 2015 GMC Sierra 1500 SLT San Juan TX 78589

Used 2023 GMC Sierra 1500 Elevation

Used 2023 GMC Sierra 1500 Elevation Mcallen TX 78501

Used 2025 GMC Sierra 1500 SLT Mission TX 78572

Used 2022 GMC Sierra 1500 Elevation w/ LPO, Elevation Black Package

Used 2022 GMC Sierra 1500 Elevation w/ LPO, Elevation Black Package Edinburg TX 78539

Driver Alert Package I

Used 2021 GMC Sierra 1500 SLT

Used 2021 GMC Sierra 1500 SLT Mcallen TX 78501

New 2026 GMC Sierra 1500 Elevation w/ Preferred Package

New 2026 GMC Sierra 1500 Elevation w/ Preferred Package Mcallen TX 78501

Driver Alert Package II

Used 2022 GMC Sierra 1500 AT4 w/ AT4 Premium Package

Used 2022 GMC Sierra 1500 AT4 w/ AT4 Premium Package Mcallen TX 78501

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Neessen Chrysler Dodge Jeep Ram

Harlingen - Weslaco - Brnsvlle

Used Cars for Sale

Test drive Used GMC Sierra 1500 at home in Mission, TX. Search from 135 Used GMC Sierra 1500 cars for sale, including a  2015 GMC Sierra 1500 SLT, a  2019 GMC Sierra 1500 SLT, and a  2020 GMC Sierra 1500 SLE ranging in price from $17,318 to $74,863.

Used GMC Sierra 1500 for Sale in Mission, TX - Autotrader

A capable full-size half-ton pickup, the GMC Sierra 1500 blends luxury and durability. The Sierra 1500 is a contender in the pickup truck segment with significant hauling and towing capacity, giving General Motors a consistent best-seller.  The GMC Sierra is a corporate cousin to the <a href="https://www.autotrader.com/cars-for-sale/chevrolet/silverado-1500" target="_blank">Chevrolet Silverado</a>. This light-duty pickup comes in many trim levels (<a href="https://www.autotrader.com/cars-for-sale/gmc/sierra-1500/at4" target="_blank">AT4</a>, <a href="https://www.autotrader.com/cars-for-sale/gmc/sierra-1500/at4x" target="_blank">AT4X</a>, <a href="https://www.autotrader.com/cars-for-sale/gmc/sierra-1500/elevation" target="_blank">Elevation</a>, <a href="https://www.autotrader.com/cars-for-sale/gmc/sierra-1500/sle" target="_blank">SLE</a>, <a href="https://www.autotrader.com/cars-for-sale/gmc/sierra-1500/slt" target="_blank">SLT</a>, and others) and powertrain options, including the popular and luxurious <a href="https://www.autotrader.com/cars-for-sale/gmc/sierra-1500/denali" target="_blank">Denali</a> and <a href="https://www.autotrader.com/cars-for-sale/gmc/sierra-1500/denali-ultimate" target="_blank">Denali Ultimate</a>. A reputable and capable truck, the Sierra 1500 is a workhorse that travels in its own herd. Our editors have consistently named the Sierra 1500 to numerous "best truck" lists including one of the best new vehicles of 2019.

<ul>
    <li>4th - <a href="https://www.autotrader.com/car-shopping/best-used-pickups-under-15000" target="_blank"> Best Used Trucks on a $15,000 Budget </a> (2012 model year)</li> 
    <li><a href="https://www.autotrader.com/comparisons/2024-gmc-sierra-1500-choosing-the-right-trim" target="_blank">2024 GMC Sierra 1500: Choosing the Right Trim</a></li>
    <li><a href="https://www.autotrader.com/comparisons/2023-gmc-sierra-1500-choosing-the-right-trim" target="_blank">2023 GMC Sierra 1500: Choosing the Right Trim</a></li>
    <li><a href="https://www.autotrader.com/comparisons/2022-gmc-sierra-1500-choosing-the-right-trim" target="_blank">2022 GMC Sierra 1500: Choosing the Right Trim</a> (Sierra 1500 Pro, SLE, Elevation, SLT, AT4, AT4X, Denali, and Denali Ultimate trims)</li>
    <li><a href="https://www.autotrader.com/comparisons/2021-gmc-sierra-1500-choosing-the-right-trim" target="_blank">2021 GMC Sierra 1500: Choosing the Right Trim</a> (Sierra 1500 base, SLT, SLE, AT4, Elevation, and Denali trims)</li>
</ul>

Used GMC Sierra 1500 for Sale Under $20,000

Used GMC Sierra 1500 for Sale Under $10,000

Used GMC Sierra 1500 for Sale Under $15,000

Used GMC Sierra 1500 for Sale Under $25,000

Used GMC Sierra 1500 Vehicles with AWD/4WD for Sale

Search from 135 GMC Sierra 1500 for sale, including a Used 2015 GMC Sierra 1500 SLT, a Used 2019 GMC Sierra 1500 SLT, and a Used 2020 GMC Sierra 1500 SLE w/ SLE Value Package ranging in price from $17,318 to $74,863.

Autotrader has 135 GMC Sierra 1500 for sale near Mission, TX, including a Used 2015 GMC Sierra 1500 SLT, a Used 2019 GMC Sierra 1500 SLT, and a Used 2020 GMC Sierra 1500 SLE w/ SLE Value Package ranging in price from $17,318 to $74,863.

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Used GMC Sierra 1500 for Sale in Mission, TX

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Used 2024 GMC Sierra 1500 Elevation w/ Max Trailering Package

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Used 2023 GMC Sierra 1500 Denali Ultimate

Used 2023 GMC Sierra 1500 Denali

Used 2023 GMC Sierra 1500 AT4X