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Fullsize Crew Cab

Truck

8-Cylinder

Gasoline

Used

Sierra 1500

SLT Crew Cab Premium Plus Package

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Used 2018 GMC Sierra 1500 SLT

Used 2018 GMC Sierra 1500 SLT Houston TX 77063

Automatic

AWD4WD

Elevation Premium Package

X31 Off-Road and Protection Package

New 2025 GMC Sierra 1500 Elevation w/ Elevation Premium Package

New 2025 GMC Sierra 1500 Elevation w/ Elevation Premium Package Plano TX 75024

Elevation

Fullsize Regular Cab

Used 2018 GMC Sierra 1500 2WD Regular Cab

Used 2018 GMC Sierra 1500 2WD Regular Cab Houston TX 77074

2WD Regular Cab

Technology Package

New 2025 GMC Sierra 1500 Denali w/ Technology Package

New 2025 GMC Sierra 1500 Denali w/ Technology Package Plano TX 75024

Denali

Texas SLT Premium Package

Used 2018 GMC Sierra 1500 SLT w/ Texas SLT Premium Package

Used 2018 GMC Sierra 1500 SLT w/ Texas SLT Premium Package Houston TX 77055

SLT Preferred Package

Used 2018 GMC Sierra 1500 SLT w/ Texas SLT Premium Package Liberty TX 77575

Used 2018 GMC Sierra 1500 SLT w/ Texas SLT Premium Package Spring TX 77388

Used 2018 GMC Sierra 1500 Denali

Used 2018 GMC Sierra 1500 Denali Webster TX 77598

SLT Eassist Package

Used 2018 GMC Sierra 1500 SLT Baytown TX 77521

Suspension Package, Off-Road

Used 2018 GMC Sierra 1500 SLT Houston TX 77074

Denali Ultimate Package

Used 2018 GMC Sierra 1500 Denali w/ Denali Ultimate Package

Used 2018 GMC Sierra 1500 Denali w/ Denali Ultimate Package Houston TX 77090

Used 2018 GMC Sierra 1500 SLT Conroe TX 77304

6-Cylinder Turbo

Diesel

Texas Edition SLT Premium Plus Package

New 2026 GMC Sierra 1500 SLT

New 2026 GMC Sierra 1500 SLT Plano TX 75024

Used 2018 GMC Sierra 1500 SLT Houston TX 77090

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 2018 GMC Sierra 1500 SLT Dickinson TX 77539

Used 2018 GMC Sierra 1500 Denali w/ Denali Ultimate Package Alvin TX 77511

Used 2018 GMC Sierra 1500 SLT Tomball TX 77375

Denali Reserve Super Cruise Package

Used 2024 GMC Sierra 1500 Denali

Used 2024 GMC Sierra 1500 Denali Plano TX 75024

Texas Edition SLT Premium Package

Driver Alert Package I

X31 Off-Road Package

LPO, GMC Protection Package

Used 2021 GMC Sierra 1500 SLT

Used 2021 GMC Sierra 1500 SLT Plano TX 75024

Used 2024 GMC Sierra 1500 Elevation w/ Elevation Premium Package

Used 2024 GMC Sierra 1500 Elevation w/ Elevation Premium Package Plano TX 75024

Used 2024 GMC Sierra 1500 SLT

Used 2024 GMC Sierra 1500 SLT Plano TX 75024

Used 2018 GMC Sierra 1500 Denali w/ Denali Ultimate Package Houston TX 77043

Used 2018 GMC Sierra 1500 SLT Huntsville TX 77320

Denali Reserve Package

Used 2022 GMC Sierra 1500 Denali w/ Denali Reserve Package

Used 2022 GMC Sierra 1500 Denali w/ Denali Reserve Package Plano TX 75024

Used 2018 GMC Sierra 1500 SLT Houston TX 77065

Used 2023 GMC Sierra 1500 Denali

Used 2023 GMC Sierra 1500 Denali Plano TX 75024

6-Cylinder

Flexible Fuel

Elevation Edition

Used 2018 GMC Sierra 1500 2WD Double Cab w/ Elevation Edition

Used 2018 GMC Sierra 1500 2WD Double Cab w/ Elevation Edition Tomball TX 77375

2WD Double Cab

AT4 Premium Package

Driver Alert Package II

Used 2019 GMC Sierra 1500 AT4 w/ AT4 Premium Package

Used 2019 GMC Sierra 1500 AT4 w/ AT4 Premium Package Plano TX 75024

AT4 Value Package

Used 2021 GMC Sierra 1500 AT4 w/ AT4 Value Package

Used 2021 GMC Sierra 1500 AT4 w/ AT4 Value Package Plano TX 75024

SLT Premium Package

Used 2018 GMC Sierra 1500 SLT w/ SLT Premium Package

Used 2018 GMC Sierra 1500 SLT w/ SLT Premium Package Pearland TX 77581

Ewing Buick GMC

Houston

Used Cars for Sale

2018

Test drive Used 2018 GMC Sierra 1500 at home in Houston, TX. Search from 21 Used GMC Sierra 1500 cars for sale, including a  2018 GMC Sierra 1500 2WD Double Cab, a  2018 GMC Sierra 1500 2WD Regular Cab, and a  2018 GMC Sierra 1500 Denali ranging in price from $17,298 to $36,484.

Used 2018 GMC Sierra 1500 for Sale in Houston, TX - Autotrader

Used 2018 GMC Sierra 1500 Denali for Sale

Search from 21 GMC Sierra 1500 for sale, including a Used 2018 GMC Sierra 1500 2WD Double Cab w/ Elevation Edition, a Used 2018 GMC Sierra 1500 2WD Regular Cab, and a Used 2018 GMC Sierra 1500 Denali ranging in price from $17,298 to $36,484.

Autotrader has 21 GMC Sierra 1500 for sale near Houston, TX, including a Used 2018 GMC Sierra 1500 2WD Double Cab w/ Elevation Edition, a Used 2018 GMC Sierra 1500 2WD Regular Cab, and a Used 2018 GMC Sierra 1500 Denali ranging in price from $17,298 to $36,484.

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Used 2018 GMC Sierra 1500 for Sale in Houston, TX

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Used 2019 GMC Sierra 1500 AT4 w/ AT4 Premium Package

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Used 2018 GMC Sierra 1500 SLT

Used 2018 GMC Sierra 1500 2WD Regular Cab

Used 2018 GMC Sierra 1500 SLT