Used GMC Sierra 1500 AT4 for Sale near Westmeath, ON

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150 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 colour:
White
Combined gas mileage:
15 L/100km
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
Automatic
Mileage:
31,561
Stock #:
22589G
VIN:
3GTUUEEL4TG122589
White 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
Tom Smith Chevrolet Buick GMC

Sponsored by Tom Smith Chevrolet Buick GMC

2026 GMC Sierra 1500

AT4 Crew Cab 4WD

31,561 km

Midland, ON
248 km away
Fair Deal
Certified Pre-Owned

$65,500

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
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
Automatic
Mileage:
17,635
Stock #:
45467G
VIN:
3GTUUEEL4SG245467
White 2025 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
New arrival

Sponsored Listing

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

17,635 km

Midland, ON
248 km away
Good Deal
Certified Pre-Owned

$65,000

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
Combined gas mileage:
10 L/100km
Fuel type:
Diesel
Transmission:
Automatic
Mileage:
46,172
Stock #:
SG275877
VIN:
3GTUUEE83SG275877
Black 2025 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

Sponsored Listing

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

46,172 km

Peterborough, ON
195 km away
Great Deal

$57,437

Year:
2021
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior colour:
Black
Transmission:
Automatic
Mileage:
141,690
Stock #:
2692B
VIN:
1GTU9EET4MZ210643
Black 2021 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
New arrival

 

2021 GMC Sierra 1500

AT4 Crew Cab 4WD

141,690 km

Mirabel, QC
239 km away
Great Deal

$33,100

Year:
2024
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior colour:
Gray
Interior colour:
Black
Transmission:
Automatic
Mileage:
29,698
Stock #:
CP5624
VIN:
3GTUUEEL2RG412533
Gray 2024 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
New arrival

 

2024 GMC Sierra 1500

AT4 Crew Cab 4WD

29,698 km

Casselman, ON
166 km away
Great Deal
Certified Pre-Owned

$56,995

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
Combined gas mileage:
10 L/100km
Fuel type:
Diesel
Transmission:
Automatic
Mileage:
46,172
Stock #:
SG275877
VIN:
3GTUUEE83SG275877
Black 2025 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

46,172 km

Peterborough, ON
195 km away
Great Deal

$57,437

Year:
2024
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior colour:
Black
Interior colour:
Black
Transmission:
Automatic
Mileage:
46,417
Stock #:
261184A
VIN:
3GTUUEEL2RG172948
Black 2024 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2024 GMC Sierra 1500

AT4 Crew Cab 4WD

46,417 km

Port Hope, ON
227 km away
Great Deal

$52,888

Year:
2021
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior colour:
White
Transmission:
Automatic
Mileage:
112,931
Stock #:
PT1840A
VIN:
3GTU9EET5MG333142
White 2021 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2021 GMC Sierra 1500

AT4 Crew Cab 4WD

112,931 km

Midland, ON
248 km away
Good Deal

$40,995

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:
Black
Combined gas mileage:
15 L/100km
Fuel type:
Gasoline
Interior colour:
Gray
Transmission:
Automatic
Mileage:
90,109
Stock #:
T4795
VIN:
3GTPUEEL3NG560505
Black 2022 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
Price drop

-$2,000

 

2022 GMC Sierra 1500

AT4 Crew Cab 4WD

90,109 km

Ottawa, ON
119 km away
Good Deal

$49,995

$47,995

Year:
2021
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior colour:
White
Transmission:
Automatic
Mileage:
151,732
Stock #:
MG106428
VIN:
3GTP9EELXMG106428
White 2021 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2021 GMC Sierra 1500

AT4 Crew Cab 4WD

151,732 km

Peterborough, ON
195 km away
Good Deal

$35,524

Year:
2024
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior colour:
White
Transmission:
Automatic
Mileage:
75,576
Stock #:
RG317275
VIN:
3GTUUEEL2RG317275
White 2024 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2024 GMC Sierra 1500

AT4 Crew Cab 4WD

75,576 km

Peterborough, ON
195 km away
Good Deal

$48,495

Year:
2023
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:
120,564
Stock #:
P72PA013
VIN:
3GTUUEE8XPG317873
White 2023 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
Price drop

-$2,122

 

2023 GMC Sierra 1500

AT4 Crew Cab 4WD

120,564 km

Huntsville, ON
173 km away
Great Deal

$45,986

$43,864

Year:
2023
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
Transmission:
Automatic
Mileage:
82,323
Stock #:
B318
VIN:
3GTUUEE83PG350259
Black 2023 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
New arrival

 

2023 GMC Sierra 1500

AT4 Crew Cab 4WD

82,323 km

Mirabel, QC
239 km away
Good Deal

$50,200

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
Transmission:
Automatic
Mileage:
77,473
Stock #:
17684U
VIN:
3GTUUEE8XRG449955
Black 2024 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2024 GMC Sierra 1500

AT4 Crew Cab 4WD

77,473 km

Home delivery from Drummondville, QC
Price includes $709 shipping
Good Deal

$51,697

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
Transmission:
Automatic
Mileage:
12,201
Stock #:
35369G
VIN:
3GTUUEE86TG135369
White 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

Sponsored Listing

2026 GMC Sierra 1500

AT4 Crew Cab 4WD

12,201 km

Midland, ON
248 km away
Fair Deal

$69,500

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:
White
Combined gas mileage:
15 L/100km
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
Automatic
Mileage:
31,561
Stock #:
22589G
VIN:
3GTUUEEL4TG122589
White 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
Tom Smith Chevrolet Buick GMC

Sponsored by Tom Smith Chevrolet Buick GMC

2026 GMC Sierra 1500

AT4 Crew Cab 4WD

31,561 km

Midland, ON
248 km away
Fair Deal
Certified Pre-Owned

$65,500

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
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
Automatic
Mileage:
17,635
Stock #:
45467G
VIN:
3GTUUEEL4SG245467
White 2025 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
New arrival

Sponsored Listing

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

17,635 km

Midland, ON
248 km away
Good Deal
Certified Pre-Owned

$65,000

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
Combined gas mileage:
10 L/100km
Fuel type:
Diesel
Transmission:
Automatic
Mileage:
46,172
Stock #:
SG275877
VIN:
3GTUUEE83SG275877
Black 2025 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

Sponsored Listing

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

46,172 km

Peterborough, ON
195 km away
Great Deal

$57,437

Year:
2021
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior colour:
Black
Transmission:
Automatic
Mileage:
141,690
Stock #:
2692B
VIN:
1GTU9EET4MZ210643
Black 2021 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
New arrival

 

2021 GMC Sierra 1500

AT4 Crew Cab 4WD

141,690 km

Mirabel, QC
239 km away
Great Deal

$33,100

Year:
2024
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior colour:
Gray
Interior colour:
Black
Transmission:
Automatic
Mileage:
29,698
Stock #:
CP5624
VIN:
3GTUUEEL2RG412533
Gray 2024 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
New arrival

 

2024 GMC Sierra 1500

AT4 Crew Cab 4WD

29,698 km

Casselman, ON
166 km away
Great Deal
Certified Pre-Owned

$56,995

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
Combined gas mileage:
10 L/100km
Fuel type:
Diesel
Transmission:
Automatic
Mileage:
46,172
Stock #:
SG275877
VIN:
3GTUUEE83SG275877
Black 2025 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

46,172 km

Peterborough, ON
195 km away
Great Deal

$57,437

Year:
2024
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior colour:
Black
Interior colour:
Black
Transmission:
Automatic
Mileage:
46,417
Stock #:
261184A
VIN:
3GTUUEEL2RG172948
Black 2024 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2024 GMC Sierra 1500

AT4 Crew Cab 4WD

46,417 km

Port Hope, ON
227 km away
Great Deal

$52,888

Year:
2021
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior colour:
White
Transmission:
Automatic
Mileage:
112,931
Stock #:
PT1840A
VIN:
3GTU9EET5MG333142
White 2021 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2021 GMC Sierra 1500

AT4 Crew Cab 4WD

112,931 km

Midland, ON
248 km away
Good Deal

$40,995

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:
Black
Combined gas mileage:
15 L/100km
Fuel type:
Gasoline
Interior colour:
Gray
Transmission:
Automatic
Mileage:
90,109
Stock #:
T4795
VIN:
3GTPUEEL3NG560505
Black 2022 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
Price drop

-$2,000

 

2022 GMC Sierra 1500

AT4 Crew Cab 4WD

90,109 km

Ottawa, ON
119 km away
Good Deal

$49,995

$47,995

Year:
2021
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior colour:
White
Transmission:
Automatic
Mileage:
151,732
Stock #:
MG106428
VIN:
3GTP9EELXMG106428
White 2021 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2021 GMC Sierra 1500

AT4 Crew Cab 4WD

151,732 km

Peterborough, ON
195 km away
Good Deal

$35,524

Year:
2024
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior colour:
White
Transmission:
Automatic
Mileage:
75,576
Stock #:
RG317275
VIN:
3GTUUEEL2RG317275
White 2024 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2024 GMC Sierra 1500

AT4 Crew Cab 4WD

75,576 km

Peterborough, ON
195 km away
Good Deal

$48,495

Year:
2023
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:
120,564
Stock #:
P72PA013
VIN:
3GTUUEE8XPG317873
White 2023 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
Price drop

-$2,122

 

2023 GMC Sierra 1500

AT4 Crew Cab 4WD

120,564 km

Huntsville, ON
173 km away
Great Deal

$45,986

$43,864

Year:
2023
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
Transmission:
Automatic
Mileage:
82,323
Stock #:
B318
VIN:
3GTUUEE83PG350259
Black 2023 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
New arrival

 

2023 GMC Sierra 1500

AT4 Crew Cab 4WD

82,323 km

Mirabel, QC
239 km away
Good Deal

$50,200

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
Transmission:
Automatic
Mileage:
77,473
Stock #:
17684U
VIN:
3GTUUEE8XRG449955
Black 2024 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2024 GMC Sierra 1500

AT4 Crew Cab 4WD

77,473 km

Home delivery from Drummondville, QC
Price includes $709 shipping
Good Deal

$51,697

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
Transmission:
Automatic
Mileage:
12,201
Stock #:
35369G
VIN:
3GTUUEE86TG135369
White 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

Sponsored Listing

2026 GMC Sierra 1500

AT4 Crew Cab 4WD

12,201 km

Midland, ON
248 km away
Fair Deal

$69,500

4.0 Overall rating

(2 reviews)

Filter by rating


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?