Used GMC Sierra 1500 AT4 for Sale near West Lorne, ON

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88 vehicles found
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:
41,016
Stock #:
83615
VIN:
3GTUUEE81SG251514
White 2025 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
Disbrowe Chevrolet Buick GMC Cadillac

Sponsored by Disbrowe Chevrolet Buick GMC Cadillac

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

41,016 km

St Thomas, ON
13 km away
Good Deal
Certified Pre-Owned

$63,472

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:
Black
Transmission:
Automatic
Mileage:
70,283
Stock #:
TT373A
VIN:
3GTUUEE85RG242051
Black 2024 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

Sponsored Listing

2024 GMC Sierra 1500

AT4 Crew Cab 4WD

70,283 km

Chatham, ON
80 km away
Fair Deal
Certified Pre-Owned

$58,011

Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Fuel type:
Diesel
Transmission:
Automatic
Mileage:
16,299
Stock #:
860870
VIN:
3GTUUEE82TG302889
 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

Sponsored Listing

2026 GMC Sierra 1500

AT4 Crew Cab 4WD

16,299 km

Kitchener, ON
99 km away
Fair Deal

$69,999

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 colour:
White
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
Automatic
Mileage:
72,126
Stock #:
502228
VIN:
3GTP9EED0MG359010
White 2021 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
New arrival

 

2021 GMC Sierra 1500

AT4 Crew Cab 4WD

72,126 km

Sarnia, ON
86 km away
Great Deal
Certified Pre-Owned

$40,000

Year:
2020
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Transmission:
Automatic
Mileage:
98,871
Stock #:
B260480A
VIN:
1GTP9EELXLZ353981
Vehicle photo unavailable
New arrival

 

2020 GMC Sierra 1500

AT4 Crew Cab 4WD

98,871 km

Home delivery from Gatineau, QC
Price includes $545 shipping
Fair Deal

$45,540

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 colour:
Black
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Transmission:
Automatic
Mileage:
133,180
Stock #:
8637
VIN:
1GTUUEELXPZ197335
Black 2023 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
New arrival

 

2023 GMC Sierra 1500

AT4 Crew Cab 4WD

133,180 km

Home delivery from Orillia, ON
Price includes $526 shipping
Fair Deal
Certified Pre-Owned

$49,521

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

Home delivery from Midland, ON
Price includes $255 shipping
Good Deal

$41,250

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:
25,321
Stock #:
83613
VIN:
3GTUUEE80SG251228
White 2025 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

25,321 km

St Thomas, ON
13 km away
Good Deal
Certified Pre-Owned

$64,700

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
Interior colour:
Black
Transmission:
Automatic
Mileage:
62,998
Stock #:
PG101823
VIN:
3GTUUEE80PG101823
White 2023 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2023 GMC Sierra 1500

AT4 Crew Cab 4WD

62,998 km

Home delivery from Cobourg, ON
Price includes $298 shipping
Good Deal

$54,288

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:
41,016
Stock #:
83615
VIN:
3GTUUEE81SG251514
White 2025 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

41,016 km

St Thomas, ON
13 km away
Good Deal
Certified Pre-Owned

$63,472

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:
White
Combined gas mileage:
10 L/100km
Fuel type:
Diesel
Transmission:
Automatic
Mileage:
143,177
Stock #:
260883A
VIN:
3GTUUEET1NG539185
White 2022 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2022 GMC Sierra 1500

AT4 Crew Cab 4WD

143,177 km

London, ON
27 km away
Fair Deal
Certified Pre-Owned

$48,196

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:
60,006
Stock #:
109486
VIN:
3GTUUEE81SG245843
Vehicle photo unavailable
New arrival

 

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

60,006 km

Exeter, ON
60 km away
Fair Deal
Certified Pre-Owned

$61,985

Year:
2021
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
277 hp 3L I6 Diesel
Exterior colour:
Red
Combined gas mileage:
10 L/100km
Fuel type:
Diesel
Interior colour:
Black
Transmission:
Automatic
Mileage:
47,667
Stock #:
MG109621
VIN:
3GTU9EET4MG109621
Red 2021 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2021 GMC Sierra 1500

AT4 Crew Cab 4WD

47,667 km

Home delivery from Guelph, ON
Price includes $500 shipping
Good Deal

$48,498

Year:
2021
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
277 hp 3L I6 Diesel
Exterior colour:
Red
Combined gas mileage:
10 L/100km
Fuel type:
Diesel
Interior colour:
Black
Transmission:
Automatic
Mileage:
148,600
Stock #:
K0904
VIN:
3GTU9EET0MG334408
Red 2021 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
Price drop

-$1,000

 

2021 GMC Sierra 1500

AT4 Crew Cab 4WD

148,600 km

Home delivery from Barrie, ON
Price includes $455 shipping
Great Deal

$36,980

$36,435

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:
20,350
Stock #:
25593C
VIN:
3GTUUEE84SG349176
Black 2025 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

20,350 km

Home delivery from Trenton, ON
Price includes $347 shipping
Good Deal

$66,251

Year:
2024
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:
65,483
Stock #:
G467130A
VIN:
3GTUUEE83RG425948
White 2024 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2024 GMC Sierra 1500

AT4 Crew Cab 4WD

65,483 km

Home delivery from Barrie, ON
Price includes $455 shipping
Good Deal
Certified Pre-Owned

$56,435

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:
25,321
Stock #:
83613
VIN:
3GTUUEE80SG251228
White 2025 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

Sponsored Listing

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

25,321 km

St Thomas, ON
13 km away
Good Deal
Certified Pre-Owned

$64,700

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:
41,016
Stock #:
83615
VIN:
3GTUUEE81SG251514
White 2025 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
Disbrowe Chevrolet Buick GMC Cadillac

Sponsored by Disbrowe Chevrolet Buick GMC Cadillac

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

41,016 km

St Thomas, ON
13 km away
Good Deal
Certified Pre-Owned

$63,472

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:
Black
Transmission:
Automatic
Mileage:
70,283
Stock #:
TT373A
VIN:
3GTUUEE85RG242051
Black 2024 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

Sponsored Listing

2024 GMC Sierra 1500

AT4 Crew Cab 4WD

70,283 km

Chatham, ON
80 km away
Fair Deal
Certified Pre-Owned

$58,011

Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Fuel type:
Diesel
Transmission:
Automatic
Mileage:
16,299
Stock #:
860870
VIN:
3GTUUEE82TG302889
 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

Sponsored Listing

2026 GMC Sierra 1500

AT4 Crew Cab 4WD

16,299 km

Kitchener, ON
99 km away
Fair Deal

$69,999

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 colour:
White
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
Automatic
Mileage:
72,126
Stock #:
502228
VIN:
3GTP9EED0MG359010
White 2021 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
New arrival

 

2021 GMC Sierra 1500

AT4 Crew Cab 4WD

72,126 km

Sarnia, ON
86 km away
Great Deal
Certified Pre-Owned

$40,000

Year:
2020
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Transmission:
Automatic
Mileage:
98,871
Stock #:
B260480A
VIN:
1GTP9EELXLZ353981
Vehicle photo unavailable
New arrival

 

2020 GMC Sierra 1500

AT4 Crew Cab 4WD

98,871 km

Home delivery from Gatineau, QC
Price includes $545 shipping
Fair Deal

$45,540

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 colour:
Black
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Transmission:
Automatic
Mileage:
133,180
Stock #:
8637
VIN:
1GTUUEELXPZ197335
Black 2023 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
New arrival

 

2023 GMC Sierra 1500

AT4 Crew Cab 4WD

133,180 km

Home delivery from Orillia, ON
Price includes $526 shipping
Fair Deal
Certified Pre-Owned

$49,521

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

Home delivery from Midland, ON
Price includes $255 shipping
Good Deal

$41,250

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:
25,321
Stock #:
83613
VIN:
3GTUUEE80SG251228
White 2025 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

25,321 km

St Thomas, ON
13 km away
Good Deal
Certified Pre-Owned

$64,700

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
Interior colour:
Black
Transmission:
Automatic
Mileage:
62,998
Stock #:
PG101823
VIN:
3GTUUEE80PG101823
White 2023 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2023 GMC Sierra 1500

AT4 Crew Cab 4WD

62,998 km

Home delivery from Cobourg, ON
Price includes $298 shipping
Good Deal

$54,288

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:
41,016
Stock #:
83615
VIN:
3GTUUEE81SG251514
White 2025 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

41,016 km

St Thomas, ON
13 km away
Good Deal
Certified Pre-Owned

$63,472

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:
White
Combined gas mileage:
10 L/100km
Fuel type:
Diesel
Transmission:
Automatic
Mileage:
143,177
Stock #:
260883A
VIN:
3GTUUEET1NG539185
White 2022 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2022 GMC Sierra 1500

AT4 Crew Cab 4WD

143,177 km

London, ON
27 km away
Fair Deal
Certified Pre-Owned

$48,196

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:
60,006
Stock #:
109486
VIN:
3GTUUEE81SG245843
Vehicle photo unavailable
New arrival

 

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

60,006 km

Exeter, ON
60 km away
Fair Deal
Certified Pre-Owned

$61,985

Year:
2021
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
277 hp 3L I6 Diesel
Exterior colour:
Red
Combined gas mileage:
10 L/100km
Fuel type:
Diesel
Interior colour:
Black
Transmission:
Automatic
Mileage:
47,667
Stock #:
MG109621
VIN:
3GTU9EET4MG109621
Red 2021 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2021 GMC Sierra 1500

AT4 Crew Cab 4WD

47,667 km

Home delivery from Guelph, ON
Price includes $500 shipping
Good Deal

$48,498

Year:
2021
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
277 hp 3L I6 Diesel
Exterior colour:
Red
Combined gas mileage:
10 L/100km
Fuel type:
Diesel
Interior colour:
Black
Transmission:
Automatic
Mileage:
148,600
Stock #:
K0904
VIN:
3GTU9EET0MG334408
Red 2021 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
Price drop

-$1,000

 

2021 GMC Sierra 1500

AT4 Crew Cab 4WD

148,600 km

Home delivery from Barrie, ON
Price includes $455 shipping
Great Deal

$36,980

$36,435

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:
20,350
Stock #:
25593C
VIN:
3GTUUEE84SG349176
Black 2025 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

20,350 km

Home delivery from Trenton, ON
Price includes $347 shipping
Good Deal

$66,251

Year:
2024
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:
65,483
Stock #:
G467130A
VIN:
3GTUUEE83RG425948
White 2024 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2024 GMC Sierra 1500

AT4 Crew Cab 4WD

65,483 km

Home delivery from Barrie, ON
Price includes $455 shipping
Good Deal
Certified Pre-Owned

$56,435

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:
25,321
Stock #:
83613
VIN:
3GTUUEE80SG251228
White 2025 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

Sponsored Listing

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

25,321 km

St Thomas, ON
13 km away
Good Deal
Certified Pre-Owned

$64,700

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?