New GMC Sierra 1500 SLT for Sale nearCastaic, CA
96 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:
- Onyx Black
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 3
- Stock #:
- P260532
- VIN:
- 3GTUUDE89TG407522
Sponsored by AV GMC Cadillac
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Palmdale, CA
29 mi away
New car
MSRP $67,880
$67,965
- 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:
- Sterling Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 13
- Stock #:
- TG426250
- VIN:
- 3GTUUDEL3TG426250
Sponsored Listing
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Santa Monica, CA
36 mi away
New car
MSRP $73,800
$67,598
- 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:
- Sterling Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 3
- Stock #:
- P260528
- VIN:
- 3GTUUDEL1TG392082
Sponsored Listing
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Palmdale, CA
29 mi away
New car
MSRP $69,990
$70,075
- 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, Perforated Leather-Appointed Front Outb
- Transmission:
- Automatic
- Mileage:
- 0
- Stock #:
- T57253
- VIN:
- 3GTUUDE86TG305109
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Pasadena, CA
41 mi away
New car
MSRP $65,690
$53,898
- 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:
- 1
- Stock #:
- 112748
- VIN:
- 1GTUUDED5TZ365153
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Kansas City, KS
Price includes $2,036 shipping
New car
MSRP $61,490
$54,370
- 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:
- 1
- Stock #:
- 112763
- VIN:
- 1GTUUDED1TZ369541
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Kansas City, KS
Price includes $2,036 shipping
New car
MSRP $61,490
$54,370
- 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:
- Black
- Transmission:
- Automatic
- Mileage:
- 2
- Stock #:
- TG429167
- VIN:
- 3GTUUDED8TG429167
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Stanton, TX
Price includes $779 shipping
New car
MSRP $65,095
$56,770
- 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:
- 1
- Stock #:
- 112773
- VIN:
- 3GTUUDE80TG367489
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Kansas City, KS
Price includes $2,036 shipping
New car
MSRP $61,790
$56,670
- 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 $2,036 shipping
New car
MSRP $62,285
$57,164
- 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:
- 5
- Stock #:
- SI14734M
- VIN:
- 3GTUUDED4TG367945
Price drop
-$1,479
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Tustin, CA
Price includes $111 shipping
New car
MSRP $67,865
$58,418
$57,061
- 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 Outb
- Transmission:
- Automatic
- Mileage:
- 0
- VIN:
- 1GTUUDED3TZ470600
New arrival
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Pasadena, CA
41 mi away
New car
MSRP $65,790
$58,748
- 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:
- 8
- Stock #:
- B243330
- VIN:
- 3GTUUDE81TG243330
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Banning, CA
Price includes $170 shipping
New car
MSRP $70,065
$62,158
- 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 $2,036 shipping
New car
MSRP $62,285
$57,164
- 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:
- Sterling Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 2
- Stock #:
- TG381728
- VIN:
- 3GTUUDEL1TG381728
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Stanton, TX
Price includes $779 shipping
New car
MSRP $67,250
$58,903
- 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:
- 4
- Stock #:
- TZ403072
- VIN:
- 1GTUUDEDXTZ403072
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Simi Valley, CA
20 mi away
New car
MSRP $68,735
$61,165
- 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, Perforated Leather-Appointed Fr
- Transmission:
- Automatic
- Mileage:
- 0
- VIN:
- 1GTUUDED0TZ465936
New arrival
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Tulare, CA
Price includes $366 shipping
New car
MSRP $62,035
$58,321
- 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:
- 8
- Stock #:
- 626249
- VIN:
- 3GTUUDE85TG328459
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from San Diego, CA
Price includes $149 shipping
New car
MSRP $68,535
No Price Listed
- 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:
- GAZ SUMMIT WHITE
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- H1Y JET BLACK
- Transmission:
- Automatic
- Mileage:
- 0
- Stock #:
- 112990
- VIN:
- 1GTUUDED0TZ474426
New arrival
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Kansas City, KS
Price includes $2,036 shipping
New car
MSRP $68,240
$61,120
- 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:
- 0
- Stock #:
- 112988
- VIN:
- 1GTUUDED6TZ472258
New arrival
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Kansas City, KS
Price includes $2,036 shipping
New car
MSRP $68,735
$61,614
- 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:
- 5
- Stock #:
- SI14881
- VIN:
- 3GTUUDED4TG397821
Price drop
-$1,459
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Tustin, CA
Price includes $111 shipping
New car
MSRP $66,855
$60,163
$58,826
- 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 Outb
- Transmission:
- Automatic
- Mileage:
- 0
- VIN:
- 1GTUUDED3TZ467941
New arrival
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Tulare, CA
Price includes $366 shipping
New car
MSRP $61,540
$57,826
- 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:
- 4
- Stock #:
- TG367813
- VIN:
- 3GTUUDED9TG367813
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Simi Valley, CA
20 mi away
New car
MSRP $69,370
$61,800
- 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:
- Dark Walnut/slate
- Transmission:
- Automatic
- Mileage:
- 2
- Stock #:
- TG370246
- VIN:
- 3GTUUDED4TG370246
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Simi Valley, CA
20 mi away
New car
MSRP $72,165
$64,595
- 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, Perforated Leather-Appointed Front Outb
- Transmission:
- Automatic
- Mileage:
- 0
- Stock #:
- 112220
- VIN:
- 3GTUUDE89TG339240
2026 GMC Sierra 1500
SLT Crew Cab 4WD
Home delivery from Tulare, CA
Price includes $366 shipping
New car
MSRP $67,335
$62,371
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 16 and 24 MPG (or EV battery range).
What fuel types are available?
Diesel, Flex Fuel Vehicle, Gasoline engines are available.
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