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Used GMC Sierra 1500 for Sale in Port Lavaca, TX
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Description
The 2021 GMC Sierra 1500 SLT in Onyx Black with Jet Black interior delivers premium full-size truck comfort, smooth diesel-style torque, and practical 4WD capability for drivers…The 2021 GMC Sierra 1500 SLT in Onyx Black with Jet Black interior delivers premium full-size truck comfort, smooth diesel-style torque, and practical 4WD capability for drivers who want more than just a plain work truck. Powered by a 3.0L I6 engine and paired with a 10-speed automatic transmission, this Sierra SLT offers confident towing and hauling ability, composed highway manners, and the kind of upscale everyday drivability that makes it feel equally at home on the ranch, the road, or the jobsite. With 90,275 miles, this Crew Cab still brings strong value, broad buyer appeal, and premium truck utility in a package that knows how to work without feeling stripped down. Entertainment and Connectivity Features • Large touchscreen infotainment display • Apple CarPlay integration • Android Auto integration • Bluetooth hands-free connectivity • USB charging and media ports • Steering wheel mounted audio and phone controls • Voice recognition capability • Wi-Fi hotspot capability • Navigation capability • Digital driver information display Added Features • SLT trim package • Onyx Black exterior • Jet Black interior • Four-wheel drive capability • 3.0L I6 performance • Crew Cab configuration • Premium interior appointments • Strong towing and hauling appeal • Broad personal-use and work-truck versatility • Clean upscale GMC styling Safety Features • Automatic Emergency Braking • Forward Collision Alert • Lane Keep Assist with Lane Departure Warning • Following Distance Indicator • HD rear vision camera • Electronic Stability Control • Anti-lock braking system • Tire pressure monitoring system • Advanced airbag system • Teen Driver capability Standard Features • LED headlamps and LED daytime running lights • Premium alloy wheels • Dual-zone automatic climate control • Power windows and door locks • Push-button start capability • Spacious Crew Cab interior • Fold-up rear seating for added interior flexibility • Tilt and telescoping steering wheel • Rear seat air vents • SLT-specific upscale styling accents Mechanical Features • 3.0L I6 engine • 10-speed automatic transmission • Four-wheel drive • Heavy-duty suspension capability • Four-wheel disc brakes • Electric power steering • Strong towing and hauling performance • Smooth power delivery for daily driving and heavy use • Built for work, travel, and everyday truck use • Proven full-size truck practicality Why drivers choose Port Lavaca Auto Group for their next vehicle • Trusted dealership serving Texas drivers with transparent, pressure-free buying experiences • Large selection of quality SUVs, trucks, and cars ready for immediate delivery • Knowledgeable product specialists who help match drivers with the right vehicle • Flexible financing options for a wide range of buyers • Ongoing customer support and service after the sale • Strong reputation backed by consistent five-star Google reviews Customer Review Highlight We shopped around quite a bit before buying, and Port Lavaca Auto Group stood out right away. They were professional, easy to talk to, and made sure everything was clear from start to finish. Heather W., March 2026 From its practical 4WD capability and premium SLT trim to its roomy Crew Cab comfort and strong everyday truck utility, the 2021 GMC Sierra 1500 is built for drivers who want full-size truck strength, upscale comfort, and value in a pickup that still knows how to earn its keep.(more)
Port Lavaca Price
$34,215
| Mileage | 90,275 |
| Trim | SLT |
| Stock # | MG385874 |
| VIN | 3GTU9DET6MG385874 |
| Exterior Color | Onyx Black |
| Interior Color | Jet Black |
| Drivetrain | 4WD |
Description
The 2024 GMC Sierra 1500 SLE in Downpour Metallic with Black interior delivers modern turbocharged truck performance, Crew Cab comfort, and 4WD capability for drivers who want…The 2024 GMC Sierra 1500 SLE in Downpour Metallic with Black interior delivers modern turbocharged truck performance, Crew Cab comfort, and 4WD capability for drivers who want full-size pickup versatility without stepping into unnecessary excess. Powered by a 2.7L I4 Turbocharged DOHC 16V engine producing 310 horsepower and paired with an 8-speed automatic transmission, this Sierra 1500 SLE offers strong low-end response, confident towing and hauling capability, and smooth everyday drivability for work, travel, and daily life. With 34,500 miles, this Sierra brings sharp styling, practical value, and broad buyer appeal in a truck that is ready to handle real-world demands without acting like a show pony.Entertainment and Connectivity Features• Large touchscreen infotainment display• Apple CarPlay integration• Android Auto integration• Bluetooth hands-free connectivity• USB charging and media ports• Steering wheel mounted audio and phone controls• Voice recognition capability• Wi-Fi hotspot capability• Digital driver information display• Multiple power outlets for added convenienceAdded Features• SLE trim package• Downpour Metallic exterior• Black interior• Four-wheel drive capability• Turbocharged 310-horsepower performance• Crew Cab configuration• Spacious rear seating area• Strong personal-use and work-truck appeal• Bold GMC truck styling• Broad full-size truck versatilitySafety Features• Automatic Emergency Braking• Forward Collision Alert• Lane Keep Assist with Lane Departure Warning• Following Distance Indicator• HD rear vision camera• Electronic Stability Control• Anti-lock braking system• Tire pressure monitoring system• Advanced airbag system• Trailer sway controlStandard Features• LED headlamps and LED daytime running lights• Alloy wheels• Dual-zone automatic climate control capability• Power windows and door locks• Push-button start capability• Spacious Crew Cab interior• Fold-up rear seating for added interior flexibility• Tilt and telescoping steering wheel• Rear seat air vents• Clean GMC exterior styling with SLE accentsMechanical Features• 2.7L I4 Turbocharged DOHC 16V engine• 8-speed automatic transmission• Four-wheel drive• Heavy-duty suspension capability• Four-wheel disc brakes• Electric power steering• Strong towing and hauling capability• Smooth turbocharged power delivery• Drive mode capability• Built for work, travel, and everyday truck useWhy drivers choose Port Lavaca Auto Group for their next vehicle• Trusted dealership serving Texas drivers with transparent, pressure-free buying experiences• Large selection of quality SUVs, trucks, and cars ready for immediate delivery• Knowledgeable product specialists who help match drivers with the right vehicle• Flexible financing options for a wide range of buyers• Ongoing customer support and service after the sale• Strong reputation backed by consistent five-star Google reviewsCustomer Review HighlightWe shopped around quite a bit before buying, and Port Lavaca Auto Group stood out right away. They were professional, easy to talk to, and made sure everything was clear from start to finish. Heather W., March 2026From its turbocharged 310-horsepower performance and 4WD capability to its roomy Crew Cab layout and sharp Downpour Metallic finish, the 2024 GMC Sierra 1500 SLE is built for drivers who want full-size truck practicality, everyday comfort, and strong value in a pickup that is ready to work.(more)
Port Lavaca Price
$37,465
| Mileage | 34,500 |
| Trim | SLE |
| Stock # | RG225201 |
| VIN | 3GTPUBEK2RG225201 |
| Exterior Color | Downpour Metallic |
| Interior Color | Black |
| Drivetrain | 4WD |
Description
The 2023 GMC Sierra 1500 AT4 in Summit White with Jet Black interior and Kalahari accents delivers premium truck comfort, refined 4WD capability, and smooth diesel-style torque in…The 2023 GMC Sierra 1500 AT4 in Summit White with Jet Black interior and Kalahari accents delivers premium truck comfort, refined 4WD capability, and smooth diesel-style torque in a package built for drivers who want more than just a plain work truck. Powered by a 3.0L I6 engine and paired with a 10-speed automatic transmission, this Sierra AT4 offers confident towing and hauling ability, composed highway manners, and the kind of upscale off-road-ready presence that makes it feel equally at home on the ranch, the road, or the jobsite. With 101,865 miles, this Crew Cab still brings strong value, broad buyer appeal, and premium truck utility in a package that knows how to work without looking stripped down. Entertainment and Connectivity Features • Large touchscreen infotainment display • Apple CarPlay integration • Android Auto integration • Bluetooth hands-free connectivity • USB charging and media ports • Steering wheel mounted audio and phone controls • Voice recognition capability • Wi-Fi hotspot capability • Navigation capability • Digital driver information display Added Features • AT4 trim package • Summit White exterior • Jet Black interior with Kalahari accents • Four-wheel drive capability • 3.0L I6 performance • Crew Cab configuration • Premium interior appointments • Strong towing and hauling appeal • Off-road-inspired styling and stance • Broad personal-use and work-truck versatility Safety Features • Automatic Emergency Braking • Forward Collision Alert • Lane Keep Assist with Lane Departure Warning • Following Distance Indicator • HD rear vision camera • Electronic Stability Control • Anti-lock braking system • Tire pressure monitoring system • Advanced airbag system • Teen Driver capability Standard Features • LED headlamps and LED daytime running lights • Premium alloy wheels • Dual-zone automatic climate control • Power windows and door locks • Push-button start capability • Spacious Crew Cab interior • Fold-up rear seating for added interior flexibility • Tilt and telescoping steering wheel • Rear seat air vents • AT4-specific rugged exterior styling accents Mechanical Features • 3.0L I6 engine • 10-speed automatic transmission • Four-wheel drive • Off-road suspension capability • Four-wheel disc brakes • Electric power steering • Strong towing and hauling performance • Smooth power delivery for daily driving and heavy use • Built for work, travel, and off-road confidence • Proven full-size truck practicality Why drivers choose Port Lavaca Auto Group for their next vehicle • Trusted dealership serving Texas drivers with transparent, pressure-free buying experiences • Large selection of quality SUVs, trucks, and cars ready for immediate delivery • Knowledgeable product specialists who help match drivers with the right vehicle • Flexible financing options for a wide range of buyers • Ongoing customer support and service after the sale • Strong reputation backed by consistent five-star Google reviews Customer Review Highlight We shopped around quite a bit before buying, and Port Lavaca Auto Group stood out right away. They were professional, easy to talk to, and made sure everything was clear from start to finish. Heather W., March 2026 From its premium AT4 trim and 4WD capability to its refined Crew Cab comfort and strong everyday utility, the 2023 GMC Sierra 1500 is built for drivers who want full-size truck strength, upscale style, and practical confidence in a pickup that still knows how to earn its keep.(more)
Port Lavaca Price
$43,519
| Mileage | 101,883 |
| Trim | AT4 |
| Stock # | PG329161 |
| VIN | 3GTUUEE82PG329161 |
| Exterior Color | Summit White |
| Interior Color | Jet Black With Kalahari Accents |
| Drivetrain | 4WD |
Description
The 2023 GMC Sierra 1500 AT4 in Summit White with Jet Black interior and Kalahari accents delivers premium truck comfort, refined 4WD capability, and smooth diesel-style torque in…The 2023 GMC Sierra 1500 AT4 in Summit White with Jet Black interior and Kalahari accents delivers premium truck comfort, refined 4WD capability, and smooth diesel-style torque in a package built for drivers who want more than just a plain work truck. Powered by a 3.0L I6 engine and paired with a 10-speed automatic transmission, this Sierra AT4 offers confident towing and hauling ability, composed highway manners, and the kind of upscale off-road-ready presence that makes it feel equally at home on the ranch, the road, or the jobsite. With 79,985 miles, this Crew Cab still brings strong value, broad buyer appeal, and premium truck utility in a package that knows how to work without looking stripped down.Entertainment and Connectivity Features• Large touchscreen infotainment display• Apple CarPlay integration• Android Auto integration• Bluetooth hands-free connectivity• USB charging and media ports• Steering wheel mounted audio and phone controls• Voice recognition capability• Wi-Fi hotspot capability• Navigation capability• Digital driver information displayAdded Features• AT4 trim package• Summit White exterior• Jet Black interior with Kalahari accents• Four-wheel drive capability• 3.0L I6 performance• Crew Cab configuration• Premium interior appointments• Strong towing and hauling appeal• Off-road-inspired styling and stance• Broad personal-use and work-truck versatilitySafety Features• Automatic Emergency Braking• Forward Collision Alert• Lane Keep Assist with Lane Departure Warning• Following Distance Indicator• HD rear vision camera• Electronic Stability Control• Anti-lock braking system• Tire pressure monitoring system• Advanced airbag system• Teen Driver capabilityStandard Features• LED headlamps and LED daytime running lights• Premium alloy wheels• Dual-zone automatic climate control• Power windows and door locks• Push-button start capability• Spacious Crew Cab interior• Fold-up rear seating for added interior flexibility• Tilt and telescoping steering wheel• Rear seat air vents• AT4-specific rugged exterior styling accentsMechanical Features• 3.0L I6 engine• 10-speed automatic transmission• Four-wheel drive• Off-road suspension capability• Four-wheel disc brakes• Electric power steering• Strong towing and hauling performance• Smooth power delivery for daily driving and heavy use• Built for work, travel, and off-road confidence• Proven full-size truck practicalityWhy drivers choose Port Lavaca Auto Group for their next vehicle• Trusted dealership serving Texas drivers with transparent, pressure-free buying experiences• Large selection of quality SUVs, trucks, and cars ready for immediate delivery• Knowledgeable product specialists who help match drivers with the right vehicle• Flexible financing options for a wide range of buyers• Ongoing customer support and service after the sale• Strong reputation backed by consistent five-star Google reviewsCustomer Review HighlightWe shopped around quite a bit before buying, and Port Lavaca Auto Group stood out right away. They were professional, easy to talk to, and made sure everything was clear from start to finish. Heather W., March 2026From its premium AT4 trim and 4WD capability to its refined Crew Cab comfort and strong everyday utility, the 2023 GMC Sierra 1500 is built for drivers who want full-size truck strength, upscale style, and practical confidence in a pickup that still knows how to earn its keep.(more)
Port Lavaca Price
$45,555
| Mileage | 80,671 |
| Trim | AT4 |
| Stock # | PZ201590 |
| VIN | 1GTUUEE8XPZ201590 |
| Exterior Color | Summit White |
| Interior Color | Jet Black With Kalahari Accents |
| Drivetrain | 4WD |
Description
2023 GMC Sierra 1500 AT4X in Summit White with an Obsidian Rush interior delivers a bold stance, refined craftsmanship, and advanced off-road capability. This AT4X is engineered…2023 GMC Sierra 1500 AT4X in Summit White with an Obsidian Rush interior delivers a bold stance, refined craftsmanship, and advanced off-road capability. This AT4X is engineered for drivers who demand premium comfort and rugged performance in one exceptional truck. Entertainment Features Premium audio system Bluetooth connectivity Apple CarPlay Android Auto SAFETY FEATURES Forward Collision Alert Lane Keep Assist with Lane Departure Warning Front and Rear Park Assist HD Surround Vision Rear Cross Traffic Braking STANDARD FEATURES Heated and ventilated front seats Off-roadtuned suspension Multimatic DSSV dampers Integrated trailer brake controller Power tailgate Remote start system Dual-zone automatic climate control LED exterior lighting Keyless open and start Hill Descent Control MECHANICAL FEATURES EcoTec3 6.2L V8 engine 10-speed automatic transmission Autotrac 2-speed transfer case Skid plates for underbody protection 4WD with selectable drive modes Heavy-duty air filter Automatic locking rear differential High-capacity cooling system Off-road chassis tuning Performance dual exhaust Why Buy From Port Lavaca Auto Group Transparent, customer-first buying experience Wide selection of high-quality vehicles Fast, simple, stress-free purchasing process Knowledgeable team committed to long-term satisfaction Community-trusted dealership with exceptional service What Customers Are Saying Our Google reviews consistently praise our professionalism and commitment to customer care. From start to finish, the team at Port Lavaca made the process effortless. Exceptional service and honest communication. I couldnt be happier with my purchase! Michael R., January 18, 2025(more)
Port Lavaca Price
$59,213
| Mileage | 17,129 |
| Trim | AT4X |
| Stock # | PG252224SA |
| VIN | 3GTUUFEL6PG252224 |
| Exterior Color | Summit White |
| Interior Color | Obsidian Rush |
| Drivetrain | 4WD |
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*All pricing and details are believed to be accurate, but we do not warrant or guarantee such accuracy. The prices shown above may vary from region to region, as will incentives, and are subject to change. Vehicle information is based off standard equipment and may vary from vehicle to vehicle. Call or email for complete vehicle information. All specifications, prices and equipment are subject to change without notice. Prices and payments do not include tax, titles, tags, finance charges, documentation charges, emissions testing charges, or other fees required by law, vehicle sellers or lending organizations.
Based on 2020 EPA mileage estimates, reflecting new EPA fuel economy methods beginning with 2008 models. Use for comparison purposes only. Do not compare to models before 2008. Your actual mileage will vary depending on how you drive and maintain your vehicle.
While every effort has been made to ensure display of accurate data, the vehicle listings within this website may not reflect all accurate vehicle items. Accessories and color may vary. All inventory listed is subject to prior sale. The vehicle photo displayed may be an example only. Vehicle Photos may not match exact vehicles. Please confirm vehicle price with Dealership. See Dealership for details.
*Manufacturer’s Rebate subject to residency restrictions. Any customer not meeting the residency restrictions will receive a dealer discount in the same amount of the manufacturer’s rebate.
Price valid through 06/12/2026