New GMC Sierra 1500 SLT for Sale near Lewes, DE
196 vehicles found
See the total price upfront.
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:
- 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 #:
- TG391356
- VIN:
- 3GTUUDEL7TG391356
New arrival
Sponsored by Faulkner Buick GMC Trevose
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Feasterville Trevose, PA
96 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:
- 3L I6 Diesel
- Exterior color:
- Glacier White Tricoat
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 5
- Stock #:
- TG243038
- VIN:
- 3GTUUDE85TG243038
Sponsored Listing
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Cockeysville, MD
92 mi away
New car
MSRP $71,510
$62,849
- 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:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Mileage:
- 8
- Stock #:
- E26-6314
- VIN:
- 3GTUUDEL2TG384329
Sponsored Listing
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Elkton, MD
67 mi away
New car
MSRP $72,525
$70,074
- 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:
- 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
New car
Home delivery from Kansas City, KS
Price includes $1,576 shipping
New car
MSRP $61,490
$50,910
- 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 #:
- 112771
- VIN:
- 1GTUUDED0TZ370552
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Kansas City, KS
Price includes $1,576 shipping
New car
MSRP $61,490
$50,910
- 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
- Stock #:
- TG411763
- VIN:
- 3GTUUDED0TG411763
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Cockeysville, MD
92 mi away
New car
MSRP $68,575
$59,127
- 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
69 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:
- Summit White
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 1
- Stock #:
- 112773
- VIN:
- 3GTUUDE80TG367489
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Kansas City, KS
Price includes $1,576 shipping
New car
MSRP $61,790
$53,710
- 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 #:
- 112776
- VIN:
- 1GTUUDED3TZ372246
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Kansas City, KS
Price includes $1,576 shipping
New car
MSRP $61,490
$50,910
- 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 #:
- 112788
- VIN:
- 3GTUUDED6TG366764
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Kansas City, KS
Price includes $1,576 shipping
New car
MSRP $60,995
$50,416
- 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:
- 1
- Stock #:
- 112810
- VIN:
- 3GTUUDE84TG367477
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Kansas City, KS
Price includes $1,576 shipping
New car
MSRP $62,285
$54,206
- 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
69 mi away
New car
MSRP $68,615
$58,865
- 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:
- 2
- Stock #:
- 112781
- VIN:
- 3GTUUDE8XTG367483
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Home delivery from Kansas City, KS
Price includes $1,576 shipping
New car
MSRP $62,285
$54,206
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Gray
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Transmission:
- Automatic
- Mileage:
- 343
- Stock #:
- 00LG0963
- VIN:
- 1GTUUDE83TZ327231
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
California, MD
77 mi away
New car
MSRP $68,520
$60,793
- 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 $951 shipping
New car
MSRP $66,779
$56,583
- 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 $190 shipping
New car
MSRP $72,060
$62,227
$58,254
- 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 $951 shipping
New car
MSRP $66,779
$56,583
- 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 $190 shipping
New car
MSRP $72,060
$62,227
$58,254
- 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 $112 shipping
New car
MSRP $69,380
$62,741
- 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 $951 shipping
New car
MSRP $73,420
$63,292
- 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 $190 shipping
New car
MSRP $69,370
$61,537
$57,564
- 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 $951 shipping
New car
MSRP $71,245
$62,735
- 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 $951 shipping
New car
MSRP $67,379
$57,100
- 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 Tricoat
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 5
- Stock #:
- TG243038
- VIN:
- 3GTUUDE85TG243038
2026 GMC Sierra 1500
SLT Crew Cab 4WD
New car
Cockeysville, MD
92 mi away
New car
MSRP $71,510
$62,849
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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