CarGurus Logo Homepage Link
  • Buy
    • Used cars
    • New cars
    • Certified pre-owned
    • Start your purchase online
    • Dealerships near me
  • Sell
    • Sell my car
    • Car values
    • Sell my car FAQs
  • Finance
    • Prequalify for financing
    • How does it work?
    • Financing FAQs
  • Research
    • Test drive reviews
    • Price trends
    • Tips & advice
    • Electric cars
    • Compare cars
  • Discover
    The latest way to shop:
    smarter research, better
    listings.
  • Saved cars & searches
  • Sign in / Register
    • My account
    • Saved searches
    • Saved cars
    • Recommended cars
    • Browsing history
    • Financing dashboard
      • United States (EN)
      • Estados Unidos (ES)
      • Canada (EN)
      • Canada (FR)
      • United Kingdom

Used GMC Sierra 1500 AT4 for Sale near New Castle, DE

283 results
New Castle, DE
2024 GMC Sierra 1500 AT4 Crew Cab 4WD Mark Martin Motors

2024 GMC Sierra 1500

AT4 Crew Cab 4WD

27,786 miles

$55,500

Good Deal
Ephrata, PA
47 mi away
Year:
2024
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
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
27,786
Stock number:
11632TN
VIN:
1GTUUEEL0RZ248456

Sponsored

2024 GMC Sierra 1500 AT4 Crew Cab 4WD

2024 GMC Sierra 1500

AT4 Crew Cab 4WD

29,949 miles

$54,700

Good Deal
Ephrata, PA
47 mi away
Year:
2024
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
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
29,949
Stock number:
11633TN
VIN:
3GTUUEEL5RG248534

Sponsored

2025 GMC Sierra 1500 AT4 Crew Cab 4WD

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

12,865 miles

$59,900

Good Deal
Ephrata, PA
47 mi away
Year:
2025
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 With Kalahari Accents
Transmission:
Automatic
Mileage:
12,865
Stock number:
11900FM
VIN:
1GTUUEE81SZ114797

Sponsored

2022 GMC Sierra 1500 AT4 Crew Cab 4WD

2022 GMC Sierra 1500

AT4 Crew Cab 4WD

54,854 miles

$45,590

Good Deal
Souderton, PA
46 mi away
Year:
2022
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
Combined gas mileage:
16 MPG
Fuel type:
Gasoline
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
54,854
Stock number:
JSU3910
VIN:
1GTPUEEL3NZ644288

Preparing for a close up...

Photos coming soon

2024 GMC Sierra 1500

AT4 Crew Cab 4WD

29,949 miles

$54,700

Good Deal
Ephrata, PA
47 mi away
Year:
2024
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
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
29,949
Stock number:
11633TN
VIN:
3GTUUEEL5RG248534

Preparing for a close up...

Photos coming soon

2023 GMC Sierra 1500

AT4 Crew Cab 4WD

30,013 miles

$51,995

Fair Deal
Certified Pre-Owned
Souderton, PA
46 mi away
Year:
2023
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 With Kalahari Accents
Transmission:
Automatic
Mileage:
30,013
Stock number:
BSU4277
VIN:
1GTUUEE8XPZ144601

Preparing for a close up...

Photos coming soon

2021 GMC Sierra 1500

AT4 Crew Cab 4WD

73,095 miles

$35,844

Good Deal
Certified Pre-Owned
Vineland, NJ
30 mi away
Year:
2021
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:
18 MPG
Fuel type:
Gasoline
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
73,095
Stock number:
24988
VIN:
3GTP9EED1MG224988

Preparing for a close up...

Photos coming soon

2023 GMC Sierra 1500

AT4 Crew Cab 4WD

76,788 miles

$42,555

Good Deal
Conshohocken, PA
33 mi away
Year:
2023
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
420 hp 6.2L V8
Exterior color:
White
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Black
Transmission:
Automatic
Mileage:
76,788
Stock number:
T260080A
VIN:
1GTUUEEL7PZ244076

Preparing for a close up...

Photos coming soon

2021 GMC Sierra 1500

AT4 Crew Cab 4WD

42,469 miles

$41,895

Fair Deal
Souderton, PA
46 mi away
Year:
2021
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
355 hp 5.3L V8
Exterior color:
Cardinal Red
Combined gas mileage:
18 MPG
Fuel type:
Gasoline
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
42,469
Stock number:
BSU4331
VIN:
3GTP9EEDXMG349620

Preparing for a close up...

Photos coming soon

2020 GMC Sierra 1500

AT4 Crew Cab 4WD

41,945 miles

$40,700

Good Deal
Certified Pre-Owned
Abingdon, MD
42 mi away
Year:
2020
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 with Kalahari accents
Transmission:
Automatic
Mileage:
41,945
Stock number:
A0282
VIN:
1GTP9EEL9LZ213193

Preparing for a close up...

Photos coming soon

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

8,382 miles

$61,200

Good Deal
Ephrata, PA
47 mi away
Year:
2025
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 With Kalahari Accents
Transmission:
Automatic
Mileage:
8,382
Stock number:
11895FM
VIN:
1GTUUEE87SZ219084

Sponsored

  1. Home
  2. / Used Cars
  3. / GMC Sierra 1500
  4. / AT4
  5. / Delaware
  6. / New Castle
  • GMC Sierra 1500 SLT in New Castle DE

  • GMC Sierra 1500 Denali in New Castle DE

  • GMC Sierra 1500 AT4 in New Castle DE

  • GMC Sierra 1500 Elevation in New Castle DE

  • GMC Sierra 1500 SLE in New Castle DE

  • GMC Sierra 1500 Base in New Castle DE

  • GMC Sierra 1500 Work Truck in New Castle DE

  • GMC Sierra 1500 SL in New Castle DE

  • GMC Sierra 1500 SLE1 in New Castle DE

  • GMC Sierra 1500 SLE2 in New Castle DE

  • GMC Sierra 1500 in Newark DE

  • GMC Sierra 1500 in Philadelphia PA

  • GMC Sierra 1500 in Dover DE

  • GMC Sierra 1500 in Lancaster PA

  • GMC Sierra 1500 in Reading PA

  • GMC Sierra 1500 in Trenton NJ

  • GMC Sierra 1500 in Baltimore MD

  • GMC Sierra 1500 in Atlantic City NJ

  • GMC Sierra 1500 in Allentown PA

  • GMC Sierra 1500 in New Castle DE

  • OBS 1990s-era Chevy and Ford Trucks for Sale in New Castle DE

  • Used GMC Electric Cars for Sale

  • Lifted GMC trucks for sale in New Castle DE

  • Work Trucks for Sale in New Castle DE

  • American Made Trucks For Sale in New Castle DE

  • GM Certified Preowned Vehicles for Sale Near New Castle DE

  • Best Pickup Trucks For Sale in New Castle DE

  • 2019 GMC Sierra 1500 AT4 in New Castle DE

  • All Used Cars

  • Manual Transmission Cars

  • Luxury Cars

  • Cars with Red Interior

  • Cheap Manual Cars

  • Hybrid Cars

  • Sports Cars

  • Electric SUVs

  • Cheap Trucks

  • Small Cars

  • Third Row SUVs

  • Three Quarter Ton Trucks

  • Lifted Trucks

  • Manual Transmission Trucks

  • Diesel Trucks

  • Hybrid SUVs

  • Dually Trucks

  • One Ton Trucks

  • Cheap SUVs

  • Lifted Ford Trucks

  • 4x4 Trucks

  • Work Trucks

  • AWD SUVs

  • Ford Trucks

  • Chevrolet Trucks

  • Toyota Trucks

  • Trucks Under $10,000

  • Cars Under $15,000

  • Sports Cars Under $20,000

  • Trucks Under $20,000

  • Used Sedans for Sale with Low Mileage

  • Used SUVs / Crossovers for Sale with Low Mileage

  • Used Hatchbacks for Sale with Low Mileage

  • Used Convertibles for Sale with Low Mileage

  • Used Vans for Sale with Low Mileage

  • Used Minivans for Sale with Low Mileage

  • Used Pickup Trucks for Sale with Low Mileage

  • Used Coupes for Sale with Low Mileage

  • Used Wagons for Sale with Low Mileage

  • F.C. Kerbeck Premium Brands & Pre-Owned Cadillac

  • Union Park Automotive Group

  • Anderson Automotive of Abingdon

  • Faulkner Buick GMC Trevose

  • Providence Chrysler Dodge Jeep RAM

  • Hill Buick GMC

  • Faulkner Buick GMC of West Chester

  • Bergey's Buick GMC

  • O'Neil GMC

Connect with us
Download our app
Download on the App Store Get it on Google Play
  • Company
  • About CarGurus
  • Our team
  • Press
  • Investor relations
  • Price trends
  • Careers
  • Advertise with CarGurus
  • For dealers
  • Dealer signup
  • Dealer resources
  • Terms
  • Terms of use
  • Privacy policy
  • Interest-based ads
  • Security
  • Help
  • Help center
  • Contact us
Click for the BBB Business Review of this Auto Listing Service in Cambridge MA
    • United States (EN)
    • Estados Unidos (ES)
    • Canada (EN)
    • Canada (FR)
    • United Kingdom

© 2025 CarGurus, Inc., All Rights Reserved.