Used GMC Sierra 1500 AT4 for Sale near Pennsylvania

487 results

White 2025 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

43,652 km

$63,864

CarGurus partner

Year:: 2025
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 3L I6 Diesel
Exterior colour:: White
Combined gas mileage:: 10 L/100km
Fuel type:: Diesel
Transmission:: Automatic
Mileage:: 43,652
Stock #:: 179459U
VIN:: 3GTUUEE89SG179459

Red 2024 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

2024 GMC Sierra 1500

AT4 Crew Cab 4WD

135,089 km

$48,909

CarGurus partner

Year:: 2024
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 3L I6 Diesel
Exterior colour:: Red
Combined gas mileage:: 10 L/100km
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 135,089
Stock #:: B11868
VIN:: 3GTUUEE84RG305995

White 2025 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

29,330 km

$63,790

CarGurus partner

Year:: 2025
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 3L I6 Diesel
Exterior colour:: White
Combined gas mileage:: 10 L/100km
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 29,330
Stock #:: SG381572
VIN:: 3GTUUEE87SG381572

White 2024 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

2024 GMC Sierra 1500

AT4 Crew Cab 4WD

75,576 km

$53,363

Peterborough, ON

CarGurus partner

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 colour:: White
Combined gas mileage:: 14 L/100km
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 75,576
Stock #:: RG317275
VIN:: 3GTUUEEL2RG317275

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2022 GMC Sierra 1500

AT4 Crew Cab 4WD

13,000 km

$57,608

Certified Pre-Owned

CarGurus partner

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 colour:: White
Combined gas mileage:: 15 L/100km
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 13,000
Stock #:: 380921
VIN:: 3GTPUEEL5NG560635

Onyx Black 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

2026 GMC Sierra 1500

AT4 Crew Cab 4WD

9,155 km

$74,196

CarGurus partner

Year:: 2026
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 3L I6 Diesel
Exterior colour:: Onyx Black
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 9,155
Stock #:: U6815
VIN:: 3GTUUEE84TG135886

Silver 2025 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

77,573 km

$56,995

CarGurus partner

Year:: 2025
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 3L I6 Diesel
Exterior colour:: Silver
Combined gas mileage:: 10 L/100km
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 77,573
Stock #:: 8552A
VIN:: 3GTUUEE80SG203874

Black 2024 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

2024 GMC Sierra 1500

AT4 Crew Cab 4WD

93,466 km

$52,694

Certified Pre-Owned

Sault Sainte Marie, ON

CarGurus partner

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 colour:: Black
Combined gas mileage:: 14 L/100km
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 93,466
Stock #:: 13394
VIN:: 3GTUUEEL4RG449020

White 2022 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

2022 GMC Sierra 1500

AT4 Crew Cab 4WD

151,960 km

$36,995

CarGurus partner

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 colour:: White
Combined gas mileage:: 15 L/100km
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 151,960
Stock #:: D9756
VIN:: 3GTPUEEL5NG590153

White 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

2026 GMC Sierra 1500

AT4 Crew Cab 4WD

12,025 km

$73,990

Certified Pre-Owned

CarGurus partner

Year:: 2026
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 3L I6 Diesel
Exterior colour:: White
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 12,025
Stock #:: M26-0453P
VIN:: 3GTUUEE84TG226155

White 2024 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

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2024 GMC Sierra 1500

AT4 Crew Cab 4WD

81,144 km

$57,699

Certified Pre-Owned

CarGurus partner

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 colour:: White
Combined gas mileage:: 14 L/100km
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 81,144
Stock #:: 263921
VIN:: 1GTUUEEL2RZ207584

Black[Onyx Black] 2025 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

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2025 GMC Sierra 1500

AT4 Crew Cab 4WD

25,809 km

$66,913

CarGurus partner

Year:: 2025
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 3L I6 Diesel
Exterior colour:: Black[Onyx Black]
Combined gas mileage:: 10 L/100km
Fuel type:: Diesel
Interior colour:: Jet Black with Kalahari accents
Transmission:: Automatic
Mileage:: 25,809
Stock #:: TU388053A
VIN:: 1GTUUEE80SZ211859

2021 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

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2021 GMC Sierra 1500

AT4 Crew Cab 4WD

72,685 km

$47,698

Certified Pre-Owned

CarGurus partner

Year:: 2021
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 355 hp 5.3L V8
Combined gas mileage:: 14 L/100km
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 72,685
Stock #:: A260551
VIN:: 1GTP9EED9MZ151000

Black 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

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2026 GMC Sierra 1500

AT4 Crew Cab 4WD

15,049 km

$70,900

CarGurus partner

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 colour:: Black
Combined gas mileage:: 15 L/100km
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 15,049
Stock #:: CGR5600A
VIN:: 3GTUUEEL8TG115600

Gray 2025 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

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2025 GMC Sierra 1500

AT4 Crew Cab 4WD

82,214 km

$60,707

Certified Pre-Owned

CarGurus partner

Year:: 2025
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 3L I6 Diesel
Exterior colour:: Gray
Combined gas mileage:: 10 L/100km
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 82,214
Stock #:: 46543A
VIN:: 3GTUUEE89SG178425

Black 2024 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

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2024 GMC Sierra 1500

AT4 Crew Cab 4WD

122,187 km

$49,995

Certified Pre-Owned

Victoriaville, QC

CarGurus partner

Year:: 2024
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 3L I6 Diesel
Exterior colour:: Black
Combined gas mileage:: 10 L/100km
Fuel type:: Diesel
Interior colour:: Jet Black with Kalahari accents
Transmission:: Automatic
Mileage:: 122,187
Stock #:: L-5114M
VIN:: 3GTUUEE81RG174816

Gray 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

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2026 GMC Sierra 1500

AT4 Crew Cab 4WD

12,190 km

$73,998

Spruce Grove, AB

CarGurus partner

Year:: 2026
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 3L I6 Diesel
Exterior colour:: Gray
Fuel type:: Diesel
Transmission:: Automatic
Mileage:: 12,190
Stock #:: BA2651
VIN:: 3GTUUEE82TG302651

2022 GMC Sierra 1500

AT4 Crew Cab 4WD

145,000 km

$37,889

Year:: 2022
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 277 hp 3L I6 Diesel
Exterior colour:: Black
Combined gas mileage:: 10 L/100km
Fuel type:: Diesel
Interior colour:: Jet Black with Kalahari accents
Transmission:: Automatic
Mileage:: 145,000
Stock #:: g26-913
VIN:: 3GTUUEET6NG642750

Black 2021 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

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2021 GMC Sierra 1500

AT4 Crew Cab 4WD

111,875 km

$40,495

CarGurus partner

Year:: 2021
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Exterior colour:: Black
Transmission:: Automatic
Mileage:: 111,875
Stock #:: 26983A
VIN:: 3GTU9EET1MG266782

Brown (Tan) 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

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2026 GMC Sierra 1500

AT4 Crew Cab 4WD

12,085 km

$72,999

CarGurus partner

Year:: 2026
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 3L I6 Diesel
Exterior colour:: Brown (Tan)
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 12,085
Stock #:: 89245
VIN:: 3GTUUEE85TG189245

White[Summit White] 2025 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

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2025 GMC Sierra 1500

AT4 Crew Cab 4WD

19,172 km

$66,913

CarGurus partner

Year:: 2025
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 420 hp 6.2L V8
Exterior colour:: White[Summit White]
Fuel type:: Gasoline
Interior colour:: Jet Black with Kalahari accents
Transmission:: Automatic
Mileage:: 19,172
Stock #:: P668
VIN:: 3GTUUEEL0SG199619

Black 2021 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

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2021 GMC Sierra 1500

AT4 Crew Cab 4WD

112,070 km

$42,980

CarGurus partner

Year:: 2021
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 420 hp 6.2L V8
Exterior colour:: Black
Combined gas mileage:: 15 L/100km
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 112,070
Stock #:: 26066A
VIN:: 1GTP9EEL5MZ245012

Blue 2024 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

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2024 GMC Sierra 1500

AT4 Crew Cab LB 4WD

58,827 km

$57,000

Certified Pre-Owned

CarGurus partner

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 colour:: Blue
Combined gas mileage:: 14 L/100km
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 58,827
Stock #:: PR16382
VIN:: 3GTUUEEL2RG216382

Black 2024 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

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2024 GMC Sierra 1500

AT4 Crew Cab 4WD

109,286 km

$48,998

CarGurus partner

Year:: 2024
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 3L I6 Diesel
Exterior colour:: Black
Combined gas mileage:: 10 L/100km
Fuel type:: Diesel
Interior colour:: Gray
Transmission:: Automatic
Mileage:: 109,286
Stock #:: T4475
VIN:: 3GTUUEE89RG195610

4.0 Overall rating

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5 stars (1)

3 stars (1)

Anonymous

5.0

Reviewed a 2019 GMC AT4 Crew Cab 4WD on Sep 9, 2024

The truck had all the features I wanted and the price was in-line, or better with others in my search.

Is this review helpful?

Buddy H

3.0

Reviewed a 2019 GMC AT4 Crew Cab 4WD on Jan 5, 2025

Slightly over priced for the miles I would pay $29000-$30000 all day

Is this review helpful?

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2019 GMC Sierra 1500 AT4 in Pennsylvania

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