New GMC Sierra 1500 AT4 for Sale near Fonthill, ON

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Welland, ON

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2026 GMC Sierra 1500

New car

$83,069

Richmond Hill, ON

100 km away

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
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Transmission:: Automatic
Mileage:: 0
Stock number:: TG243760
VIN:: 3GTUUEE87TG243760

2026 GMC Sierra 1500

New car

$84,869

Burlington, ON

58 km away

Year:: 2026
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 3L I6 Diesel
Exterior colour:: Sterling Metallic
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Interior colour:: JET BLACK WITH KALAHARI ACCENTS, PERFORATED FRONT
Transmission:: Automatic
Mileage:: 16
Stock number:: 268976
VIN:: 3GTUUEE8XTG328236

2026 GMC Sierra 1500

New car

$86,689

Burlington, ON

58 km away

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
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Interior colour:: JET BLACK WITH KALAHARI ACCENTS, PERFORATED FRONT
Transmission:: Automatic
Mileage:: 0
Stock number:: 265555
VIN:: 1GTUUEE82TZ299248

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2026 GMC Sierra 1500

New car

$87,319

Burlington, ON

58 km away

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
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Interior colour:: JET BLACK WITH KALAHARI ACCENTS, PERFORATED FRONT
Transmission:: Automatic
Mileage:: 0
Stock number:: 7OD53795160
VIN:: 1GTUUEEL3TZ350440

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2026 GMC Sierra 1500

New car

$87,319

Cambridge, ON

97 km away

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:: 10
Stock number:: 260753
VIN:: 3GTUUEEL0TG326113

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2026 GMC Sierra 1500

New car

$87,399

Toronto, ON

76 km away

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
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 233
Stock number:: TG189658
VIN:: 3GTUUEE88TG189658

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2026 GMC Sierra 1500

New car

$87,514

Cambridge, ON

97 km away

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:: 10
Stock number:: 260256
VIN:: 3GTUUEEL8TG164697

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2026 GMC Sierra 1500

New car

$87,833

Grimsby, ON

29 km away

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
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 5
Stock number:: 7OD53642891
VIN:: 3GTUUEE82TG329025

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2026 GMC Sierra 1500

New car

$87,938

Toronto, ON

76 km away

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
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 7
Stock number:: TZ296933
VIN:: 1GTUUEE82TZ296933

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2026 GMC Sierra 1500

New car

$88,584

Cambridge, ON

97 km away

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
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 52
Stock number:: 260717
VIN:: 3GTUUEE84TG277087

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2026 GMC Sierra 1500

New car

$88,611

Mississauga, ON

77 km away

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:: Summit White
Combined gas mileage:: 15 L/100km
Fuel type:: Gasoline
Interior colour:: Jet Black with Kalahari accents, Perforated leathe
Transmission:: Automatic
Mileage:: 25
Stock number:: TG164531
VIN:: 3GTUUEEL7TG164531

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2026 GMC Sierra 1500

New car

$89,259

Burlington, ON

58 km away

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
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Interior colour:: JET BLACK WITH KALAHARI ACCENTS, PERFORATED FRONT
Transmission:: Automatic
Mileage:: 16
Stock number:: 268930
VIN:: 3GTUUEE89TG278557

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2026 GMC Sierra 1500

New car

$89,328

Grimsby, ON

29 km away

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:: 5
Stock number:: T543
VIN:: 1GTUUEEL0TZ334308

Reviews

FAQs

4 Overall rating

(2 reviews)

Anonymous

5.0

Reviewed a 2019 GMC AT4 Crew Cab 4WD on Sep. 08, 2024

The truck had all the features I wanted and the price was in-line, or better with others in my search.

Buddy H

3.0

Reviewed a 2019 GMC AT4 Crew Cab 4WD on Jan. 05, 2025

Slightly over priced for the miles I would pay $29000-$30000 all day

GMC Sierra 1500 AT4 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/100km (or EV battery range).

What fuel types are available?

Diesel, Gasoline engines are available.