New GMC Sierra 1500 AT4 for Sale nearPort Colborne, ON
248 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:
- Silver
- Combined gas mileage:
- 15 L/100km
- Fuel type:
- Gasoline
- Interior colour:
- Black
- Transmission:
- Automatic
- Mileage:
- 5,888
- Stock #:
- T215
- VIN:
- 3GTUUEEL0TG262347
Price drop
-$6,345
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Blenheim, ON
233 km away
New car
$83,670
$77,325
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior colour:
- Black
- Fuel type:
- Diesel
- Interior colour:
- Black
- Transmission:
- Automatic
- Mileage:
- 15
- Stock #:
- T24727A
- VIN:
- 3GTUUEE82TG224727
Price drop
-$4,500
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Cobourg, ON
148 km away
New car
$82,794
$78,294
- 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
- Transmission:
- Automatic
- Mileage:
- 12
- Stock #:
- 261049-new
- VIN:
- 3GTUUEE80TG461152
Price drop
-$4,500
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Oshawa, ON
117 km away
New car
$83,294
$78,794
- 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 #:
- TG388188
- VIN:
- 3GTUUEE86TG388188
Price drop
-$15,105
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Richmond Hill, ON
112 km away
New car
$94,245
$79,140
- 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 #:
- TG388460
- VIN:
- 3GTUUEE87TG388460
Price drop
-$15,080
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Richmond Hill, ON
112 km away
New car
$94,244
$79,164
- 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 #:
- 260676
- VIN:
- 3GTUUEE88TG224781
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Midland, ON
212 km away
New car
$79,443
- 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:
- 7
- Stock #:
- T341
- VIN:
- 1GTUUEE83TZ388004
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Blenheim, ON
233 km away
New car
$79,530
- 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:
- 7
- Stock #:
- T369
- VIN:
- 1GTUUEE82TZ392139
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Blenheim, ON
233 km away
New car
$79,530
- 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:
- 660
- Stock #:
- TZ428759
- VIN:
- 1GTUUEE85TZ428759
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Trenton, ON
194 km away
New car
$79,810
- 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:
- 7
- Stock #:
- T460
- VIN:
- 1GTUUEE84TZ428560
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Blenheim, ON
233 km away
New car
$79,830
- 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
-$4,500
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Petrolia, ON
233 km away
New car
$84,965
$80,465
- 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 #:
- 6461140
- VIN:
- 1GTUUEE88TZ413771
Price drop
-$4,500
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Petrolia, ON
233 km away
New car
$84,965
$80,465
- 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
-$4,500
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Petrolia, ON
233 km away
New car
$84,965
$80,465
- 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:
- 13
- Stock #:
- TG421632
- VIN:
- 3GTUUEEL6TG421632
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Trenton, ON
194 km away
New car
$80,625
- 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:
- 346
- Stock #:
- 261879
- VIN:
- 3GTUUEE81TG388048
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Uxbridge, ON
134 km away
New car
$80,665
- 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
- Interior colour:
- Black
- Transmission:
- Automatic
- Mileage:
- 10
- Stock #:
- TG391340
- VIN:
- 3GTUUEE81TG391340
Price drop
-$15,654
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Richmond Hill, ON
112 km away
New car
$96,411
$80,757
- 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:
- 0
- Stock #:
- 331731
- VIN:
- 3GTUUEE82TG331731
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Goderich, ON
219 km away
New car
$81,271
- 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:
- Gray
- Combined gas mileage:
- 15 L/100km
- Fuel type:
- Gasoline
- Interior colour:
- Black
- Transmission:
- Automatic
- Mileage:
- 10
- Stock #:
- TG402765
- VIN:
- 3GTUUEEL7TG402765
Price drop
-$15,373
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Richmond Hill, ON
112 km away
New car
$96,651
$81,278
- 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:
- 7
- Stock #:
- T348
- VIN:
- 1GTUUEE83TZ390030
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Blenheim, ON
233 km away
New car
$81,350
- 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:
- 7
- Stock #:
- T375
- VIN:
- 3GTUUEE85TG393074
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Blenheim, ON
233 km away
New car
$81,350
- 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:
- 9
- Stock #:
- T71609
- VIN:
- 3GTUUEE87TG371609
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Cobourg, ON
148 km away
New car
$81,669
- 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
- Stock #:
- 7OD55465655
- VIN:
- 3GTUUEE88TG477471
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Trenton, ON
194 km away
New car
$81,675
- 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:
- 0
- Stock #:
- 467331
- VIN:
- 3GTUUEE88TG467331
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Goderich, ON
219 km away
New car
$81,721
- 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 #:
- 107999
- VIN:
- 3GTUUEE82TG387605
2026 GMC Sierra 1500
AT4 Crew Cab 4WD
Exeter, ON
187 km away
New car
$81,838
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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