New GMC Sierra 1500 AT4 for Sale near Port Lambton, ON

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Wallaceburg, ON

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2026 GMC Sierra 1500

New car

$81,378

Waterloo, ON

181 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:: Summit White
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Interior colour:: Jet Black with Kalahari accents
Transmission:: Automatic
Mileage:: 15
Stock number:: 267124
VIN:: 3GTUUEE81TG318999

2026 GMC Sierra 1500

New car

$81,945

Ingersoll, ON

134 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
Transmission:: Automatic
Mileage:: 9,145
Stock number:: 26308
VIN:: 1GTUUEEL5TZ257306

2026 GMC Sierra 1500

New car

$81,965

Petrolia, ON

48 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:: 301
Stock number:: 6460700
VIN:: 3GTUUEE84TG310248

2026 GMC Sierra 1500

New car

$82,495

New Hamburg, ON

163 km away

Year:: 2026
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Exterior colour:: Red
Interior colour:: Black
Transmission:: Automatic
Mileage:: 12
Stock number:: N2810-26
VIN:: 3GTUUEEL6TG254933

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2026 GMC Sierra 1500

New car

$82,640

Blenheim, ON

42 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:: 0
Stock number:: 7OD54280618
VIN:: 1GTUUEE83TZ388004

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2026 GMC Sierra 1500

New car

$82,640

Blenheim, ON

42 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:: White
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 0
Stock number:: 7OD54352367
VIN:: 1GTUUEE82TZ392139

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2026 GMC Sierra 1500

New car

$83,462

Waterloo, ON

181 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:: Sterling Metallic
Combined gas mileage:: 15 L/100km
Fuel type:: Gasoline
Interior colour:: Jet Black with Kalahari accents
Transmission:: Automatic
Mileage:: 15
Stock number:: 267076
VIN:: 1GTUUEEL6TZ287494

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2026 GMC Sierra 1500

New car

$83,523

Exeter, ON

111 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:: 15
Stock number:: 107673
VIN:: 3GTUUEE8XTG354903

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2026 GMC Sierra 1500

New car

$83,838

Exeter, ON

111 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:: 0
Stock number:: 107919
VIN:: 3GTUUEE87TG385977

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2026 GMC Sierra 1500

New car

$84,038

Exeter, ON

111 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:: 0
Stock number:: 107881
VIN:: 1GTUUEE88TZ386412

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2026 GMC Sierra 1500

New car

$84,202

New Hamburg, ON

163 km away

Year:: 2026
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Exterior colour:: White
Interior colour:: Black
Transmission:: Automatic
Mileage:: 0
Stock number:: N2884-26
VIN:: 1GTUUEEL5TZ332201

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2026 GMC Sierra 1500

New car

$84,460

Blenheim, ON

42 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:: White
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 0
Stock number:: 7OD54306082
VIN:: 1GTUUEE83TZ390030

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2026 GMC Sierra 1500

New car

$84,630

Simcoe, ON

173 km away

Year:: 2026
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Exterior colour:: Silver
Interior colour:: Black
Transmission:: Automatic
Mileage:: 200
Stock number:: 26T138
VIN:: 1GTUUEE82TZ302973

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2026 GMC Sierra 1500

New car

$85,244

Waterloo, ON

181 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:: Onyx Black
Combined gas mileage:: 15 L/100km
Fuel type:: Gasoline
Interior colour:: Jet Black with Kalahari accents
Transmission:: Automatic
Mileage:: 100
Stock number:: 267118
VIN:: 1GTUUEEL6TZ302768

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2026 GMC Sierra 1500

New car

$85,351

London, ON

111 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:: White
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Transmission:: Automatic
Mileage:: 0
Stock number:: 260713
VIN:: 1GTUUEE83TZ390769

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2026 GMC Sierra 1500

New car

$85,351

London, ON

111 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
Transmission:: Automatic
Mileage:: 0
Stock number:: 260712
VIN:: 1GTUUEE8XTZ390722

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2026 GMC Sierra 1500

New car

$85,389

Burlington, ON

226 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
Transmission:: Automatic
Mileage:: 82
Stock number:: 264004
VIN:: 3GTUUEE85TG326104

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2026 GMC Sierra 1500

New car

$85,458

Listowel, ON

173 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:: 150
Stock number:: 26-1516
VIN:: 3GTUUEE89TG278557

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2026 GMC Sierra 1500

New car

$86,014

Cambridge, ON

190 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

$86,143

Simcoe, ON

173 km away

Year:: 2026
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:: 15
Stock number:: 26T142
VIN:: 1GTUUEE82TZ357973

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2026 GMC Sierra 1500

New car

$86,439

Amherstburg, ON

81 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:: GBA Onyx Black
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Interior colour:: HVD Jet Black/kalahari
Transmission:: Automatic
Mileage:: 25
Stock number:: 53713
VIN:: 3GTUUEE89TG328471

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2026 GMC Sierra 1500

New car

$86,488

Listowel, ON

173 km away

Year:: 2026
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Exterior colour:: Red
Interior colour:: Black
Transmission:: Automatic
Mileage:: 5
Stock number:: 26-1100
VIN:: 1GTUUEEL2TZ307756

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2026 GMC Sierra 1500

New car

$86,490

Petrolia, ON

48 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:: White
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 15
Stock number:: 6460720
VIN:: 3GTUUEE80TG310389

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 14 L/100km (or EV battery range).

What fuel types are available?

Diesel, Gasoline engines are available.