New GMC Sierra 1500 SLT for Sale near Delaware
195 vehicles found
- 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:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 4
- Stock #:
- TG391357
- VIN:
- 3GTUUDEL9TG391357
New arrival
Sponsored by Faulkner Buick GMC Trevose
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Feasterville Trevose, PA
40 mi away
New car
MSRP $71,225
$68,465
- 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
- Stock #:
- TZ201921
- VIN:
- 1GTUUDEL6TZ201921
Sponsored Listing
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
West Chester, PA
15 mi away
New car
MSRP $70,790
$64,030
- 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:
- Summit White
- Fuel type:
- Gasoline
- Mileage:
- 0
- Stock #:
- Q460321
- VIN:
- 3GTUUDEL1TG103282
Sponsored Listing
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Quakertown, PA
50 mi away
New car
MSRP $70,330
$61,560
- 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:
- 5
- Stock #:
- G3697
- VIN:
- 3GTUUDED1TG254793
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Penns Grove, NJ
5 mi away
New car
MSRP $68,440
$55,690
- 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:
- 7
- Stock #:
- G3695
- VIN:
- 3GTUUDED3TG249949
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Penns Grove, NJ
5 mi away
New car
MSRP $68,240
$55,490
- 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
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black, Perforated Leather-Appointed Front Outb
- Transmission:
- Automatic
- Mileage:
- 83
- Stock #:
- G3686
- VIN:
- 3GTUUDE87TG188513
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Penns Grove, NJ
5 mi away
New car
MSRP $68,615
$58,865
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Volcanic Red Tintcoat
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Mileage:
- 2,870
- Stock #:
- RG440317
- VIN:
- 3GTUUDED0RG440317
2024 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Feasterville Trevose, PA
40 mi away
New car
No Price Listed
- 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:
- Onyx Black
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 9
- Stock #:
- 260263
- VIN:
- 3GTUUDEL1TG128294
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from East Liverpool, OH
Price includes $825 shipping
New car
MSRP $73,420
$63,166
- 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:
- Onyx Black
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 5
- Stock #:
- G260667
- VIN:
- 3GTUUDEL8TG175287
Price drop
-$3,972
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Manassas, VA
Price includes $188 shipping
New car
MSRP $72,060
$62,224
$58,252
- 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:
- 4
- Stock #:
- 261357
- VIN:
- 3GTUUDED5TG416487
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from East Liverpool, OH
Price includes $825 shipping
New car
MSRP $66,779
$56,457
- 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
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- Automatic
- Stock #:
- 261071
- VIN:
- 1GTUUDE87TZ112659
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from East Liverpool, OH
Price includes $825 shipping
New car
MSRP $71,245
$62,609
- 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 Tintcoat
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 10
- Stock #:
- 9210
- VIN:
- 3GTUUDE81TG114536
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Tappahannock, VA
Price includes $147 shipping
New car
MSRP $69,380
$62,776
- 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:
- Titanium Rush Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 8
- Stock #:
- G260666
- VIN:
- 3GTUUDEL6TG175286
Price drop
-$3,972
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Manassas, VA
Price includes $188 shipping
New car
MSRP $72,060
$62,224
$58,252
- 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:
- 10
- Stock #:
- 261285
- VIN:
- 1GTUUDED3TZ396823
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from East Liverpool, OH
Price includes $825 shipping
New car
MSRP $70,259
$59,459
- 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:
- 10
- Stock #:
- 261223
- VIN:
- 1GTUUDED0TZ385231
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from East Liverpool, OH
Price includes $825 shipping
New car
MSRP $67,379
$56,974
- 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 - GAZ
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black - H1Y
- Transmission:
- Automatic
- Mileage:
- 10
- Stock #:
- 60598
- VIN:
- 3GTUUDED6TG374170
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Dover, DE
43 mi away
New car
MSRP $67,080
$56,605
- 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
- Fuel type:
- Gasoline
- Mileage:
- 0
- Stock #:
- Q460659
- VIN:
- 3GTUUDED9TG323293
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Quakertown, PA
50 mi away
New car
MSRP $67,590
$58,820
- 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:
- Glacier White Tricoat
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 4
- Stock #:
- 261197
- VIN:
- 3GTUUDEL2TG376988
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from East Liverpool, OH
Price includes $825 shipping
New car
MSRP $76,489
$65,832
- 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:
- 12
- Stock #:
- TG359833
- VIN:
- 3GTUUDED8TG359833
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Abingdon, MD
45 mi away
New car
MSRP $65,460
$60,983
- 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:
- 10
- Stock #:
- TG395746
- VIN:
- 3GTUUDED6TG395746
Price drop
-$1,250
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Nanuet, NY
Price includes $310 shipping
New car
MSRP $65,945
$57,255
$56,005
- 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
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 5
- Stock #:
- TG324408
- VIN:
- 3GTUUDE81TG324408
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Feasterville Trevose, PA
40 mi away
New car
MSRP $69,530
$63,770
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Sterling Metallic
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 5
- Stock #:
- TG324290
- VIN:
- 3GTUUDE84TG324290
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Feasterville Trevose, PA
40 mi away
New car
MSRP $69,530
$63,770
- 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:
- 10
- Stock #:
- 261358
- VIN:
- 3GTUUDED9TG416492
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from East Liverpool, OH
Price includes $825 shipping
New car
MSRP $66,779
$56,457
- 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
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- Automatic
- Stock #:
- G261050
- VIN:
- 1GTUUDE89TZ416642
Price drop
-$3,972
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Manassas, VA
Price includes $188 shipping
New car
MSRP $69,370
$61,534
$57,562
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.
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