New GMC Sierra 1500 SLT for Sale nearCastell, TX
216 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Summit White
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Stock #:
- TZ464085
- VIN:
- 1GTUUDED5TZ464085
New arrival
Sponsored by Cavender Buick GMC North
2026 GMC Sierra 1500
SLT Crew Cab 4WD
San Antonio, TX
85 mi away
New car
MSRP $68,290
$55,040
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Black
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- H1Y
- Transmission:
- Automatic
- Mileage:
- 7
- Stock #:
- G261429
- VIN:
- 3GTUUDEL3TG444019
Sponsored Listing
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Selma, TX
90 mi away
New car
MSRP $72,099
$63,849
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Black
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- H1Y
- Transmission:
- Automatic
- Mileage:
- 5,191
- Stock #:
- GT260469
- VIN:
- 3GTUUDED5TG338762
Sponsored Listing
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Selma, TX
90 mi away
New car
MSRP $67,385
$57,135
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Summit White
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Mileage:
- 10
- Stock #:
- B261296
- VIN:
- 3GTUUDED7TG294019
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Austin, TX
76 mi away
New car
MSRP $68,564
$55,539
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Onyx Black
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 10
- Stock #:
- B261571
- VIN:
- 3GTUUDE85TG333659
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Austin, TX
76 mi away
New car
MSRP $69,854
$59,829
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Volcanic Red
- Fuel type:
- Diesel
- Interior color:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Mileage:
- 10
- Stock #:
- B261528
- VIN:
- 3GTUUDE8XTG318008
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Austin, TX
76 mi away
New car
MSRP $70,004
$59,979
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Summit White
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Mileage:
- 11
- Stock #:
- TG343751
- VIN:
- 3GTUUDED3TG343751
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Round Rock, TX
77 mi away
New car
MSRP $68,275
$57,024
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Mileage:
- 1
- Stock #:
- G260483
- VIN:
- 3GTUUDED7TG329755
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Gatesville, TX
86 mi away
New car
MSRP $66,825
$54,995
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Summit White
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Mileage:
- 10
- Stock #:
- G260462
- VIN:
- 1GTUUDED2TZ348763
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Gatesville, TX
86 mi away
New car
MSRP $67,505
$55,000
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Sterling Metallic
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 10
- Stock #:
- B261648
- VIN:
- 3GTUUDE86TG322301
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Austin, TX
76 mi away
New car
MSRP $69,854
$58,829
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Sterling Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 3
- Stock #:
- TG355207
- VIN:
- 3GTUUDED7TG355207
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Round Rock, TX
77 mi away
New car
MSRP $68,770
$57,519
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Summit White
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 3
- Stock #:
- TG459695
- VIN:
- 3GTUUDED7TG459695
2026 GMC Sierra 1500
SLT Crew Cab 4WD
San Antonio, TX
86 mi away
New car
MSRP $68,240
$54,990
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Summit White
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 13
- Stock #:
- TG350989
- VIN:
- 3GTUUDED5TG350989
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Round Rock, TX
77 mi away
New car
MSRP $68,275
$57,024
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Sterling Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Stock #:
- TZ466386
- VIN:
- 1GTUUDED7TZ466386
New arrival
2026 GMC Sierra 1500
SLT Crew Cab 4WD
San Antonio, TX
86 mi away
New car
MSRP $68,785
$55,535
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 10
- Stock #:
- TG355209
- VIN:
- 3GTUUDED0TG355209
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Round Rock, TX
77 mi away
New car
MSRP $68,770
$57,519
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Black
- Fuel type:
- Diesel
- Interior color:
- H1Y
- Transmission:
- Automatic
- Mileage:
- 5
- Stock #:
- GT261029
- VIN:
- 3GTUUDE81TG244509
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Selma, TX
90 mi away
New car
MSRP $69,980
$57,935
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Stock #:
- TZ468057
- VIN:
- 1GTUUDED9TZ468057
New arrival
2026 GMC Sierra 1500
SLT Crew Cab 4WD
San Antonio, TX
86 mi away
New car
MSRP $68,785
$55,535
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Glacier White
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 10
- Stock #:
- B262146
- VIN:
- 3GTUUDE80TG435094
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Austin, TX
76 mi away
New car
MSRP $70,519
$60,494
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Sterling Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Mileage:
- 5
- Stock #:
- TG430516
- VIN:
- 3GTUUDED1TG430516
2026 GMC Sierra 1500
SLT Crew Cab 4WD
BeeCave, TX
64 mi away
New car
MSRP $68,784
$57,881
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Sterling Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Mileage:
- 3
- Stock #:
- TG443669
- VIN:
- 3GTUUDED3TG443669
2026 GMC Sierra 1500
SLT Crew Cab 4WD
San Antonio, TX
86 mi away
New car
MSRP $68,735
$55,485
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Summit White
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Mileage:
- 5
- Stock #:
- TG344143
- VIN:
- 3GTUUDED7TG344143
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Round Rock, TX
77 mi away
New car
MSRP $67,325
$56,074
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Summit White
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 15
- Stock #:
- TG352981
- VIN:
- 3GTUUDEDXTG352981
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Round Rock, TX
77 mi away
New car
MSRP $68,275
$57,024
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Sterling Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Stock #:
- TZ464568
- VIN:
- 1GTUUDED3TZ464568
New arrival
2026 GMC Sierra 1500
SLT Crew Cab 4WD
San Antonio, TX
85 mi away
New car
MSRP $68,785
$55,535
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Sterling Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Stock #:
- TZ464456
- VIN:
- 1GTUUDED3TZ464456
New arrival
2026 GMC Sierra 1500
SLT Crew Cab 4WD
San Antonio, TX
85 mi away
New car
MSRP $68,785
$55,535
FAQs
What is the fuel economy of the GMC Sierra 1500 SLT?
Depending on the engine and options, the GMC Sierra 1500 SLT gets between 14 and 24 MPG (or EV battery range).
What fuel types are available?
Diesel, Flex Fuel Vehicle, Gasoline engines are available.
Relevant articles
CarGurus Editorial Team
Best Truck Lease Deals in August 2026
Leasing a truck can be a great way to get into one of the latest models, with the best technology, at a more affordable monthly price. Here are the best deals we've found this month.
CarGurus Editorial Team
Best Car Deals in August 2026
In the market for a new or used car this year? Whether you’re looking to buy or lease, we’ve collated a list of the best car deals available this month.
CarGurus Editorial Team
The Best Gas Mileage Trucks of 2026
No one wants to cover unnecessary fuel expenses, particularly when operating a business. Here are the top 9 pickup trucks in the US market with the best fuel efficiency.
