New GMC Sierra 1500 AT4 for SaleNationwide
729 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:
- Onyx Black (GBA)
- Combined gas mileage:
- 15 L/100km
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 117
- Stock #:
- 26-177-new
- VIN:
- 3GTUUEEL2TG205695
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Killarney, MB
New car
$74,868
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior colour:
- Black
- Fuel type:
- Diesel
- Interior colour:
- Black
- Transmission:
- Automatic
- Mileage:
- 10
- Stock #:
- 61720
- VIN:
- 3GTUUEE8XTG356649
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Sudbury, ON
New car
$74,938
- 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:
- 33
- Stock #:
- 260894
- VIN:
- 3GTUUEE83TG311360
Price drop
-$3,668
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Midland, ON
New car
$79,736
$76,068
- 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:
- 50
- Stock #:
- 261050
- VIN:
- 3GTUUEE8XTG356134
Price drop
-$3,668
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Midland, ON
New car
$79,736
$76,068
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior colour:
- Black
- Fuel type:
- Diesel
- Interior colour:
- Black
- Transmission:
- Automatic
- Mileage:
- 50
- Stock #:
- 261052
- VIN:
- 3GTUUEE80TG357034
Price drop
-$3,668
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Midland, ON
New car
$79,736
$76,068
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior colour:
- GBA Onyx Black
- Fuel type:
- Diesel
- Interior colour:
- HVD Jet Black/kalahari
- Transmission:
- Automatic
- Mileage:
- 6
- Stock #:
- 26569
- VIN:
- 1GTUUEE8XTZ506128
New arrival
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Collingwood, ON
New car
$76,803
- 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:
- 16
- Stock #:
- 71053
- VIN:
- 3GTUUEE88TG371053
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Carleton Place, ON
New car
$77,024
- 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:
- 334
- Stock #:
- 261226-new
- VIN:
- 1GTUUEE88TZ413771
Price drop
-$10,000
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Oshawa, ON
New car
$87,044
$77,044
- 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:
- 15
- Stock #:
- 6461130
- VIN:
- 1GTUUEE85TZ413663
Price drop
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Petrolia, ON
New car
$77,465
- 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:
- 15
- Stock #:
- 6461160
- VIN:
- 1GTUUEE89TZ414055
Price drop
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Petrolia, ON
New car
$77,465
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior colour:
- SUMMIT WHITE
- Fuel type:
- Diesel
- Transmission:
- Automatic
- Mileage:
- 0
- Stock #:
- 7OD55638467-new
- VIN:
- 1GTUUEE81TZ482916
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Leduc, AB
New car
$77,951
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior colour:
- Black
- Fuel type:
- Diesel
- Interior colour:
- Black
- Transmission:
- Automatic
- Mileage:
- 15
- Stock #:
- T24727A
- VIN:
- 3GTUUEE82TG224727
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Cobourg, ON
New car
$78,294
- 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:
- Silver
- Combined gas mileage:
- 15 L/100km
- Fuel type:
- Gasoline
- Interior colour:
- Black
- Transmission:
- Automatic
- Mileage:
- 7,689
- Stock #:
- T215
- VIN:
- 3GTUUEEL0TG262347
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Blenheim, ON
New car
$78,325
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior colour:
- Summit White
- Fuel type:
- Diesel
- Interior colour:
- Jet Black with Kalahari accents
- Transmission:
- Automatic
- Mileage:
- 422
- Stock #:
- 26491
- VIN:
- 3GTUUEE89TG225776
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
New Liskeard, ON
New car
$78,369
- 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
- Interior colour:
- Black
- Transmission:
- Automatic
- Mileage:
- 10
- Stock #:
- 40T26-5056
- VIN:
- 3GTUUEE8XTG453155
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Dawson Creek, BC
New car
$78,374
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior colour:
- Volcanic Red Tintcoat
- Fuel type:
- Diesel
- Interior colour:
- Perforated Front Leather seating surfaces - Jet Bl
- Transmission:
- Automatic
- Mileage:
- 0
- Stock #:
- 261206
- VIN:
- 1GTUUEE80TZ285283
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Saint-Jérôme, QC
New car
$78,609
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior colour:
- Silver
- Fuel type:
- Diesel
- Interior colour:
- Black
- Transmission:
- Automatic
- Mileage:
- 15
- Stock #:
- 6461520
- VIN:
- 1GTUUEE8XTZ505528
Price drop
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Petrolia, ON
New car
$78,845
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior colour:
- Summit White
- Fuel type:
- Diesel
- Interior colour:
- Jet Black with Kalahari accents
- Transmission:
- Automatic
- Mileage:
- 50
- Stock #:
- 12828A
- VIN:
- 3GTUUEE83TG453238
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Portage La Prairie, MB
New car
$78,914
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior colour:
- Black
- Fuel type:
- Diesel
- Interior colour:
- Black
- Transmission:
- Automatic
- Mileage:
- 10
- Stock #:
- 40T26-4987
- VIN:
- 1GTUUEE89TZ462350
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Dawson Creek, BC
New car
$78,952
- 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:
- Perforated Front Leather seating surfaces - Jet Bl
- Transmission:
- Automatic
- Mileage:
- 605
- Stock #:
- 261605
- VIN:
- 3GTUUEE87TG387048
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Saint-Jérôme, QC
New car
$78,984
- 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:
- 6
- Stock #:
- OG483950
- VIN:
- 3GTUUEE86TG483950
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Okotoks, AB
New car
$78,995
- 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:
- Jet Black with Kalahari accents
- Transmission:
- Automatic
- Mileage:
- 546
- Stock #:
- 26489
- VIN:
- 3GTUUEE86TG357717
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
New Liskeard, ON
New car
$79,174
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior colour:
- Summit White
- Fuel type:
- Diesel
- Interior colour:
- Jet Black with Kalahari accents
- Transmission:
- Automatic
- Mileage:
- 547
- Stock #:
- 26488
- VIN:
- 3GTUUEE84TG361300
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
New Liskeard, ON
New car
$79,174
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior colour:
- Summit White
- Fuel type:
- Diesel
- Interior colour:
- Jet Black with Kalahari accents
- Transmission:
- Automatic
- Mileage:
- 547
- Stock #:
- 26486
- VIN:
- 3GTUUEE82TG362686
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
New Liskeard, ON
New car
$79,174
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
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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