New GMC Sierra 1500 SLT for Sale nearCastroville, TX
637 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:
- 3L I6 Diesel
- Exterior color:
- Sterling Metallic
- Fuel type:
- Diesel
- Interior color:
- Jet Black, Perforated leather-appointed front outb
- Transmission:
- Automatic
- Mileage:
- 4
- Stock #:
- G02886
- VIN:
- 3GTUUDE88TG411416
Sponsored by South San Antonio Buick GMC
2026 GMC Sierra 1500
SLT Crew Cab 4WD
San Antonio, TX
20 mi away
New car
MSRP $68,635
$69,085
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Summit White
- Fuel type:
- Diesel
- Interior color:
- JET BLACK
- Transmission:
- Automatic
- Mileage:
- 6
- Stock #:
- G261237
- VIN:
- 3GTUUDE84TG418346
Sponsored Listing
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Selma, TX
39 mi away
New car
MSRP $70,849
$61,049
- 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
- Stock #:
- TG523571
- VIN:
- 3GTUUDED3TG523571
Sponsored Listing
2026 GMC Sierra 1500
SLT Crew Cab 4WD
San Antonio, TX
18 mi away
New car
MSRP $68,290
$55,290
- 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:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 2
- Stock #:
- 113000
- VIN:
- 3GTUUDED3TG488515
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Kansas City, KS
Price includes $1,071 shipping
New car
MSRP $61,755
$50,920
- 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:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 2
- Stock #:
- 113001
- VIN:
- 3GTUUDED4TG488023
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Kansas City, KS
Price includes $1,071 shipping
New car
MSRP $61,755
$50,920
- 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:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 0
- Stock #:
- 113052
- VIN:
- 3GTUUDED8TG522688
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Kansas City, KS
Price includes $1,071 shipping
New car
MSRP $63,700
$52,865
- 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:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 2
- Stock #:
- 113066
- VIN:
- 3GTUUDED7TG490039
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Kansas City, KS
Price includes $1,071 shipping
New car
MSRP $61,260
$50,425
- 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 Perforated Leather Appointed Fro
- Transmission:
- Automatic
- Mileage:
- 0
- Stock #:
- 261421
- VIN:
- 3GTUUDED7TG515067
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Paris, TX
Price includes $531 shipping
New car
MSRP $61,540
$49,691
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Summit White
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 2,390
- Stock #:
- LB261555
- VIN:
- 3GTUUDE87TG331797
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Austin, TX
Price includes $148 shipping
New car
MSRP $69,359
$58,732
- 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:
- Jet Black Perforated Leather Appointed Front Outbo
- Transmission:
- Automatic
- Mileage:
- 0
- Stock #:
- 261270
- VIN:
- 3GTUUDED9TG500229
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Rockwall, TX
Price includes $1,148 shipping
New car
MSRP $66,465
$52,813
- 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:
- 10
- Stock #:
- B262469
- VIN:
- 3GTUUDED4TG482495
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Austin, TX
Price includes $148 shipping
New car
MSRP $68,129
$56,502
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Summit White
- Fuel type:
- Diesel
- Interior color:
- Jet Black Perforated Leather Appointed Front Outbo
- Transmission:
- Automatic
- Mileage:
- 0
- Stock #:
- 261358
- VIN:
- 1GTUUDE87TZ522331
New arrival
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Rockwall, TX
Price includes $1,148 shipping
New car
MSRP $66,785
$55,133
- 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 Perforated Leather Appointed Fro
- Transmission:
- Automatic
- Mileage:
- 0
- Stock #:
- 261356
- VIN:
- 1GTUUDED6TZ463298
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Rockwall, TX
Price includes $1,148 shipping
New car
MSRP $68,240
$54,588
- 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:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 2
- Stock #:
- 112781
- VIN:
- 3GTUUDE8XTG367483
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Kansas City, KS
Price includes $1,071 shipping
New car
MSRP $62,285
$53,450
- 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:
- Jet Black Perforated Leather Appointed Front Outbo
- Transmission:
- Automatic
- Mileage:
- 0
- Stock #:
- 261165
- VIN:
- 1GTUUDED0TZ466553
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Rockwall, TX
Price includes $1,148 shipping
New car
MSRP $67,865
$54,213
- 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:
- Glacier White Tricoat
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black Perforated Leather Appointed Front Outbo
- Transmission:
- Automatic
- Mileage:
- 0
- Stock #:
- 261188
- VIN:
- 3GTUUDEDXTG483344
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Rockwall, TX
Price includes $1,148 shipping
New car
MSRP $68,465
$54,813
- 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:
- 2
- Stock #:
- 112993
- VIN:
- 1GTUUDED5TZ474440
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Kansas City, KS
Price includes $1,071 shipping
New car
MSRP $68,240
$57,405
- 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:
- Jet Black Perforated Leather Appointed Front Outbo
- Transmission:
- Automatic
- Mileage:
- 0
- Stock #:
- 261267
- VIN:
- 3GTUUDED8TG498439
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Rockwall, TX
Price includes $1,148 shipping
New car
MSRP $65,970
$52,318
- 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:
- Jet Black Perforated Leather Appointed Front Outbo
- Transmission:
- Automatic
- Mileage:
- 0
- Stock #:
- 261291
- VIN:
- 3GTUUDED8TG500187
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Rockwall, TX
Price includes $1,148 shipping
New car
MSRP $66,465
$52,813
- 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 #:
- B262572
- VIN:
- 3GTUUDED5TG497524
New arrival
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Austin, TX
Price includes $148 shipping
New car
MSRP $69,124
$57,498
- 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:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 1
- Stock #:
- 112810
- VIN:
- 3GTUUDE84TG367477
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Kansas City, KS
Price includes $1,071 shipping
New car
MSRP $62,285
$53,450
- 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:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 2
- Stock #:
- 112998
- VIN:
- 1GTUUDED8TZ474500
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Kansas City, KS
Price includes $1,071 shipping
New car
MSRP $68,735
$57,900
- 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:
- Jet Black Perforated Leather Appointed Front Outbo
- Transmission:
- Automatic
- Mileage:
- 0
- Stock #:
- 261269
- VIN:
- 3GTUUDED8TG500660
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Rockwall, TX
Price includes $1,148 shipping
New car
MSRP $66,330
$52,678
- 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:
- 10
- Stock #:
- B262552
- VIN:
- 3GTUUDEDXTG497230
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Austin, TX
Price includes $148 shipping
New car
MSRP $68,629
$57,002
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/MPGe.
What fuel types are available?
Diesel, Flex Fuel Vehicle, Gasoline engines are available.
*CarGurus meticulously monitors the prices of millions of pre-owned vehicle listings, offering users precise and up-to-date market insights. Historical pricing data excludes any additional dealer fees as of May 3, 2026.
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