Used GMC Sierra 1500 AT4 for Sale nearAjax, ON
129 vehicles found
- 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:
- Gray (Dark Sky Metallic)
- Combined gas mileage:
- 15 L/100km
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 126,775
- Stock #:
- E3257
- VIN:
- 3GTP9EEL0MG106521
Sponsored by CMH Auto SUPERSTORE
2021 GMC Sierra 1500
AT4 Crew Cab 4WD
126,775 km
St Catharines, ON
78 km away
Fair Deal
$41,698
- 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:
- Black
- Fuel type:
- Gasoline
- Mileage:
- 100,516
- Stock #:
- NG1158
- VIN:
- 3GTP9EED7MG359747
Sponsored Listing
2021 GMC Sierra 1500
AT4 Crew Cab 4WD
100,516 km
Bowmanville, ON
28 km away
Good Deal
$42,735
- 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:
- 48,864
- Stock #:
- C-225514
- VIN:
- 3GTUUEE83SG225514
Sponsored Listing
2025 GMC Sierra 1500
AT4 Crew Cab 4WD
48,864 km
Brampton, ON
57 km away
Fair Deal
$66,495
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Exterior colour:
- Silver
- Interior colour:
- Gray
- Transmission:
- Automatic
- Mileage:
- 125,117
- Stock #:
- 18-260570B
- VIN:
- 1GTU9EETXMZ105878
New arrival
2021 GMC Sierra 1500
AT4 Crew Cab 4WD
125,117 km
Ajax, ON
1 km away
Great Deal
$38,816
- 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:
- White
- Combined gas mileage:
- 14 L/100km
- Fuel type:
- Gasoline
- Interior colour:
- Black
- Transmission:
- Automatic
- Mileage:
- 34,868
- Stock #:
- 21156
- VIN:
- 3GTUUEEL3PG312633
New arrival
2023 GMC Sierra 1500
AT4 Crew Cab 4WD
34,868 km
Mississauga, ON
55 km away
Great Deal
$55,995
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior colour:
- White
- Combined gas mileage:
- 10 L/100km
- Fuel type:
- Diesel
- Transmission:
- Automatic
- Mileage:
- 43,652
- Stock #:
- 179459U
- VIN:
- 3GTUUEE89SG179459
2025 GMC Sierra 1500
AT4 Crew Cab 4WD
43,652 km
Port Perry, ON
90 km away
Great Deal
$62,948
- Year:
- 2019
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior colour:
- Black
- Combined gas mileage:
- 14 L/100km
- Fuel type:
- Gasoline
- Interior colour:
- Black
- Transmission:
- Automatic
- Mileage:
- 177,570
- Stock #:
- D10128
- VIN:
- 1GTP9EED3KZ283330
2019 GMC Sierra 1500
AT4 Crew Cab 4WD
177,570 km
Milton, ON
79 km away
Great Deal
$31,995
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior colour:
- White
- Combined gas mileage:
- 10 L/100km
- Fuel type:
- Diesel
- Interior colour:
- White
- Transmission:
- Automatic
- Mileage:
- 79,704
- Stock #:
- 208048U
- VIN:
- 3GTUUEE83SG208048
2025 GMC Sierra 1500
AT4 Crew Cab 4WD
79,704 km
Port Perry, ON
90 km away
Great Deal
$58,414
- 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:
- 55,501
- Stock #:
- W9497
- VIN:
- 3GTUUEE86SG329026
Price drop
-$2,000
2025 GMC Sierra 1500
AT4 Crew Cab 4WD
55,501 km
Uxbridge, ON
30 km away
Great Deal
$62,760
$60,760
- 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:
- 42,981
- Stock #:
- U7684
- VIN:
- 3GTUUEEL6RG240040
2024 GMC Sierra 1500
AT4 Crew Cab 4WD
42,981 km
Bolton, ON
55 km away
Great Deal
$55,554
- 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
- Interior colour:
- Black
- Transmission:
- Automatic
- Mileage:
- 78,217
- Stock #:
- 161318
- VIN:
- 3GTUUEEL2RG161318
2024 GMC Sierra 1500
AT4 Crew Cab 4WD
78,217 km
Oakville, ON
63 km away
Great Deal
$52,499
- Year:
- 2023
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior colour:
- Onyx Black
- Combined gas mileage:
- 10 L/100km
- Fuel type:
- Diesel
- Interior colour:
- Black with Brown
- Transmission:
- 10-Speed Automatic
- Mileage:
- 140,731
- Stock #:
- 23-51960AB
- VIN:
- 3GTUUEE8XPG351960
Price drop
-$2,000
2023 GMC Sierra 1500
AT4 Crew Cab 4WD
140,731 km
Brampton, ON
60 km away
Great Deal
$43,999
$41,999
- 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
- Transmission:
- Automatic
- Mileage:
- 111,361
- Stock #:
- 240388
- VIN:
- 1GTP9EED2MZ240381
2021 GMC Sierra 1500
AT4 Crew Cab 4WD
111,361 km
Pickering, ON
2 km away
Great Deal
$33,999
- 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:
- 76,529
- Stock #:
- UF0108
- VIN:
- 3GTUUEE85RG262283
2024 GMC Sierra 1500
AT4 Crew Cab 4WD
76,529 km
Bolton, ON
57 km away
Great Deal
$49,695
- 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:
- 64,321
- Stock #:
- 323328U
- VIN:
- 3GTUUEE83SG323328
2025 GMC Sierra 1500
AT4 Crew Cab 4WD
64,321 km
Port Perry, ON
90 km away
Good Deal
$62,876
- 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
- Transmission:
- Automatic
- Mileage:
- 72,777
- Stock #:
- 446930U
- VIN:
- 3GTU9EET3MG446930
2021 GMC Sierra 1500
AT4 Crew Cab 4WD
72,777 km
Port Perry, ON
90 km away
Good Deal
$47,996
- 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:
- Black
- Fuel type:
- Gasoline
- Mileage:
- 100,516
- Stock #:
- NG1158
- VIN:
- 3GTP9EED7MG359747
2021 GMC Sierra 1500
AT4 Crew Cab 4WD
100,516 km
Bowmanville, ON
28 km away
Good Deal
$42,735
- 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:
- 125,524
- Stock #:
- 17685U
- VIN:
- 3GTUUEE83PG147338
Price drop
-$1,000
2023 GMC Sierra 1500
AT4 Crew Cab 4WD
125,524 km
Home delivery from Drummondville, QC
Price includes $1,124 shipping
Good Deal
$48,489
$48,613
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Combined gas mileage:
- 10 L/100km
- Fuel type:
- Diesel
- Transmission:
- Automatic
- Mileage:
- 69,975
- Stock #:
- W9580
- VIN:
- 3GTUUEE82RG184044
Price drop
-$2,000
2024 GMC Sierra 1500
AT4 Crew Cab 4WD
69,975 km
Uxbridge, ON
30 km away
Good Deal
$59,760
$57,760
- 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:
- 52,004
- Stock #:
- RG183466
- VIN:
- 3GTUUEE81RG183466
2024 GMC Sierra 1500
AT4 Crew Cab 4WD
52,004 km
Peterborough, ON
74 km away
Good Deal
$55,997
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Exterior colour:
- Black
- Interior colour:
- Jet Black with Kalahari accents
- Transmission:
- Automatic
- Mileage:
- 86,997
- Stock #:
- P1414
- VIN:
- 3GTP9EEL6MG262403
Price drop
-$1,000
2021 GMC Sierra 1500
AT4 Crew Cab 4WD
86,997 km
Home delivery from Chambly, QC
Price includes $1,464 shipping
Good Deal
$43,998
$44,462
- 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:
- Summit White
- Combined gas mileage:
- 14 L/100km
- Fuel type:
- Gasoline
- Interior colour:
- Jet Black With Kalahari Accents
- Transmission:
- Automatic
- Mileage:
- 88,910
- Stock #:
- 61538A
- VIN:
- 1GTUUEEL9RZ108907
Price drop
-$4,046
2024 GMC Sierra 1500
AT4 Crew Cab 4WD
88,910 km
Home delivery from Sudbury, ON
Price includes $167 shipping
Good Deal
$57,898
$54,019
- 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:
- 22,132
- Stock #:
- 21133
- VIN:
- 3GTUUEEL4RG336636
2024 GMC Sierra 1500
AT4 Crew Cab 4WD
22,132 km
Mississauga, ON
55 km away
Good Deal
$61,995
- 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
- Interior colour:
- Black
- Transmission:
- Automatic
- Mileage:
- 48,712
- Stock #:
- 2490P
- VIN:
- 3GTUUEE88SG148350
Sponsored Listing
2025 GMC Sierra 1500
AT4 Crew Cab 4WD
48,712 km
Bolton, ON
55 km away
Good Deal
$60,995
4.0 Overall rating
Filter by rating
Anonymous
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
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?
FAQs
How much does the GMC Sierra 1500 AT4 cost in Ajax, ON?
The average GMC Sierra 1500 AT4 costs about $34,217.08. The average price has decreased by -1.7% since last year. The 127 for sale near Ajax, ON on CarGurus, range from $24,990 to $97,191 in price.
What is the fuel economy of the GMC Sierra 1500 AT4?
Depending on the engine and options, the GMC Sierra 1500 AT4 gets between 9 and 15 L(e)/100 km.
What fuel types are available?
Diesel, Gasoline engines are available.
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