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New GMC Sierra 1500 SLT for Sale near Middletown, DE

152 results
Middletown, DE
2026 GMC Sierra 1500 SLT Crew Cab 4WD Faulkner Buick GMC of West Chester

2026 GMC Sierra 1500

New car | MSRP $68,450

$65,200

West Chester, PA
33 mi away
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:
Volcanic Red
Fuel type:
Gasoline
Interior color:
Dk Walnut/Slate Perforate
Transmission:
Automatic
Stock number:
TG146444
VIN:
3GTUUDED6TG146444

Sponsored

2026 GMC Sierra 1500 SLT Crew Cab 4WD

2026 GMC Sierra 1500

New car | MSRP $69,795

$67,545

West Chester, PA
33 mi away
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
Fuel type:
Diesel
Interior color:
Dk Walnut/Slate Perforate
Transmission:
Automatic
Stock number:
TG200998
VIN:
3GTUUDE89TG200998

Sponsored

2026 GMC Sierra 1500 SLT Crew Cab 4WD

2026 GMC Sierra 1500

New car | MSRP $69,245

$66,995

West Chester, PA
33 mi away
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:
Black (Jet Blk Perforated Lth-Ap)
Transmission:
Automatic
Stock number:
TG204582
VIN:
3GTUUDE89TG204582

Sponsored

2025 GMC Sierra 1500 SLT Crew Cab 4WD

2025 GMC Sierra 1500

New car | MSRP $68,445

$55,695

Penns Grove, NJ
21 mi away
Year:
2025
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior color:
Onyx Black
Transmission:
Automatic
Mileage:
20
Stock number:
G3537
VIN:
3GTUUDEL1SG152867

2025 GMC Sierra 1500 SLT Crew Cab 4WD

2025 GMC Sierra 1500

New car | MSRP $68,445

$55,695

Penns Grove, NJ
21 mi away
Year:
2025
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior color:
Sterling Metallic
Transmission:
Automatic
Mileage:
24
Stock number:
G3536
VIN:
3GTUUDEL0SG162418

2025 GMC Sierra 1500 SLT Crew Cab 4WD

2025 GMC Sierra 1500

New car | MSRP $70,590

$57,840

Penns Grove, NJ
21 mi away
Year:
2025
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior color:
White Frost Tricoat
Transmission:
Automatic
Mileage:
9
Stock number:
G3542
VIN:
3GTUUDEL2SG241864

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2025 GMC Sierra 1500

New car | MSRP $63,895

$56,989

Woodbury, NJ
36 mi away
Year:
2025
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
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
11
Stock number:
215961
VIN:
3GTUUDED1SG215961

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2023 GMC Sierra 1500

New car | MSRP $67,570

Negotiable

Media, PA
34 mi away
Year:
2023
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 - GBA
Combined gas mileage:
18 MPG
Fuel type:
Gasoline
Interior color:
Jet Black - H1Y
Transmission:
Automatic
Mileage:
5
Stock number:
3g235
VIN:
1GTUUDED2PZ305675

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2026 GMC Sierra 1500

New car | MSRP $68,170

$59,420

Penns Grove, NJ
21 mi away
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
Fuel type:
Gasoline
Transmission:
Automatic
Mileage:
242
Stock number:
G3616
VIN:
1GTUUDED5TZ114892

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2026 GMC Sierra 1500

New car | MSRP $71,010

$61,325

Abingdon, MD
34 mi away
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
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
2
Stock number:
TZ108069
VIN:
1GTUUDEL4TZ108069

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2026 GMC Sierra 1500

New car | MSRP $68,220

$58,647

Abingdon, MD
34 mi away
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
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
5
Stock number:
TG222829
VIN:
3GTUUDED1TG222829

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2026 GMC Sierra 1500

New car | MSRP $69,120

$58,370

Dover, DE
26 mi away
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 - G4J
Fuel type:
Gasoline
Interior color:
Dark Walnut/Slate - HVE
Transmission:
Automatic
Mileage:
4
Stock number:
60138
VIN:
3GTUUDED8TG140211

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2026 GMC Sierra 1500

New car | MSRP $69,020

$58,270

Dover, DE
26 mi away
Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior color:
Summit White - GAZ
Interior color:
Dark Walnut/Slate - HVE
Transmission:
Automatic
Mileage:
6
Stock number:
60098
VIN:
3GTUUDEL5TG124748

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2026 GMC Sierra 1500

New car | MSRP $70,030

$59,280

Dover, DE
26 mi away
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 - G4J
Fuel type:
Gasoline
Interior color:
Jet Black - H1Y
Transmission:
Automatic
Mileage:
7
Stock number:
60157
VIN:
3GTUUDED0TG147170

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2025 GMC Sierra 1500

New car | MSRP $67,570

$60,517

Woodbury, NJ
36 mi away
Year:
2025
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
Fuel type:
Gasoline
Interior color:
JET BLACK
Transmission:
Automatic
Mileage:
10
Stock number:
216342
VIN:
3GTUUDED0SG216342

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2026 GMC Sierra 1500

New car | MSRP $70,925

$61,175

Dover, DE
26 mi away
Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior color:
Onyx Black - GBA
Interior color:
Jet Black - H1Y
Transmission:
Automatic
Mileage:
5
Stock number:
60207
VIN:
3GTUUDEL3TG171664

Preparing for a close up...

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2026 GMC Sierra 1500

New car | MSRP $68,265

$58,515

Dover, DE
26 mi away
Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior color:
Onyx Black - GBA
Interior color:
Jet Black - H1Y
Transmission:
Automatic
Mileage:
92
Stock number:
60073
VIN:
1GTUUDE86TZ139657

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2026 GMC Sierra 1500

New car | MSRP $70,430

$60,680

Dover, DE
26 mi away
Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior color:
Summit White - GAZ
Interior color:
Jet Black - H1Y
Transmission:
Automatic
Mileage:
5
Stock number:
60206
VIN:
3GTUUDEL1TG169315

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $71,525

$61,775

Dover, DE
26 mi away
Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior color:
Glacier White Tricoat - G4J
Interior color:
Dark Walnut/Slate - HVE
Transmission:
Automatic
Mileage:
8
Stock number:
60239
VIN:
3GTUUDELXTG171662

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  3. / GMC Sierra 1500
  4. / SLT
  5. / Delaware
  6. / Middletown
FAQs

GMC Sierra 1500 SLT 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 MPGe).

What fuel types are available?

Diesel, Flex Fuel Vehicle, Gasoline engines are available.

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